CN1100076A - Mine full-water quick-setting cemented filling composite material - Google Patents
Mine full-water quick-setting cemented filling composite material Download PDFInfo
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- CN1100076A CN1100076A CN94106481A CN94106481A CN1100076A CN 1100076 A CN1100076 A CN 1100076A CN 94106481 A CN94106481 A CN 94106481A CN 94106481 A CN94106481 A CN 94106481A CN 1100076 A CN1100076 A CN 1100076A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
- C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00724—Uses not provided for elsewhere in C04B2111/00 in mining operations, e.g. for backfilling; in making tunnels or galleries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to a rapid-hardening composite cement material for filling and supporting a mine stope goaf. It is composed of A material and B material which are formed from bauxite cement, cement clinker and activating agent. The weight ratio of the material B is as follows: 70.1-90% of one of fluorgypsum, phosphogypsum and dihydrate gypsum, 5-20% of quicklime, 0.1-15% of magnesia and 0.01-5% of alum; the weight ratio of the material A to the material B is 1.0: 1.2-1.0. The material has good coagulability at about-4 ℃ to 10 ℃, utilizes industrial waste, reduces environmental pollution, has 0.1 to 5 per mill of expansion rate and high roof contact rate.
Description
The present invention relates to a kind of mine that is applicable to and adopt the filling of field boundary dead zone, mine working supporting, reinforce the ore deposit rock, construct the full-water fast-setting composite cement material and the using method thereof of adopting field boundary bottom construction and fire extinguishing partition wall, artificial sill pillar, working plate, road surface cast, be specially adapted to the filling in mine supporting.
About the existing many reported in literature of the research of packing material, packing material divides low water cure cement material and high water retaining cement material.
British patent document GB 2123808A has reported a kind of consolidating material that a kind of high-alumina cement, β type-gypsum, calcium oxide or calcium hydroxide are formed, forming the consolidating material that contains ettringite with the post-hardening of water mixed hydrolysis, can contain the solvable calcium sulfate of part, alkali metal sulfates in this material, said alkali metal sulfates is a vitriolate of tartar, also can contain high-alumina cement catalyzer carbonic acid lithium, wilkinite; The weight ratio of high-alumina cement and β type gypsum is 3: 7 to 4: 1, the amount of calcium oxide or calcium hydroxide is the 2.0-8.5% of high-alumina cement weight, the amount of solvable calcium sulfate is less than 20% of high-alumina cement weight, the amount of alkali metal sulfates is less than 15% of high-alumina cement weight, the amount of Quilonum Retard is the 0.01-1.0% of high-alumina cement weight, bentonitic amount is the 10-25% of high-alumina cement weight, first kind of slurry formed by high-alumina cement, second kind of slurry is by β type-gypsum, calcium oxide or calcium hydroxide, (can select part for use is calcium sulfate to water with selecting part for use, alkali metal sulfates, the high-alumina cement catalyzer, wilkinite) forms, two kinds of slurry mixed hardenings.
Chinese patent literature CN1024918C(application number is 90103141.0) introduced a kind of high water retaining material, the first material base-material of the high water retaining material that it is made of the mixture of the cement clinker that is selected from a kind of or certain several high alumina in high-alumina refractory cement clinker, bauxite cement grog, sulphoaluminate cement clinker, ferro-aluminate cement grog, the fluoaluminate cement clinker; In the first material base-material of high water retaining material, add the first material that an amount of retardant citric acid mixing grinding is made the high water retaining material; The content of retardant citric acid is the 0.1-1.0% of first material weight in the first material; By lime, gypsum is main to add that proper amount of bentone, carbonate are mixed in proportion the second material base-material that constitutes the high water retaining material, the weight proportion of second material base-material is:
Gypsum 40-70%
Lime 10-30%,
Wilkinite 10-30%,
Lime carbonate 10-30%,
In high water retaining material second material base-material, add the second material that an amount of accelerating chemicals yellow soda ash powder mixing grinding is made the high water retaining material; The content of accelerating chemicals yellow soda ash is the 0.3-2% of second material weight in the second material; The high water retaining material is made up of first material and second material two portions solid powder of high water retaining material, both weight ratios are 1: 1, when using above-mentioned high water retaining material, in two slurrying agitators, two kinds of solid powders of first, the second of high water retaining material are mixed and made into two kinds of high-moisture slurries of first, second with own wt 1.5-3 water doubly respectively, by two the cover delivery systems with two slurries synchronous transport near the place to use,, subsequently the slurries that form are charged into by supporting or filling space two kinds of slurries uniform mixing of first, second by a mixing tank; The mixed slurries of first, second two slurries just can connect water band material together condensation cure become to satisfy the high crystal water solid of supporting or filling requirement.
But, at existing cement composition, in the high water retaining material injecting paste material, the manufacturing cost height that has, the cryogenic effect that has is obvious, temperature about 10 ℃, especially when constructing below 10 ℃, solidify bad, and when the big area goaf filling, need filling to have high water retaining material, injecting paste material or the cement composition of certain expansion character, be beneficial to goaf filling and connect the top.
Purpose of the present invention just is to work out a kind of certain swelling property that has, under cryogenic condition, has good solidifiability, the full-water fast-setting cementing filling composite of suspension property, after forming obturator, has proper intensity again, simultaneously can utilize the original pipeline self delivery system in mine to carry out filling again preferably, be convenient to goaf filling and connect the top, reinforce the ore deposit rock and the normal construction in winter.
Another object of the present invention will make full use of three wastes resource exactly, avoids environmental pollution, is of value to environment protection, and the raw material sources of making are extensive, is easy to make, and can reduce the cost of full-water fast-setting cementing filling composite of the present invention again significantly.
A further object of the present invention is exactly to work out the using method of using full-water fast-setting cementing filling composite of the present invention, makes its using method easy, is easy to constructing operation, can utilize the original pipeline self delivery system in mine to carry out filling again.
A kind of full-water fast-setting cementing filling composite for mine of the present invention,
1. by being selected from bauxite cement, bauxite clinker, the high-alumina refractory cement clinker, sulphoaluminate cement clinker, the ferro-aluminate cement grog, a kind of in the fluoaluminate cement clinker or wherein two kinds, three kinds, four kinds, five kinds, six kinds of cement, the mixture of cement clinker constitutes the A material base-material of full-water fast-setting cementing filling composite for mine, in the A of full-water fast-setting cementing filling composite for mine material base-material, add an amount of activator tertiary sodium phosphate, sodium-metaphosphate a kind of phosphoric acid salt wherein forms the A material, activator tertiary sodium phosphate in the A material, sodium-metaphosphate a kind of phosphatic content wherein is the 0.01-6% of A material base-material weight, and A is expected that grinding becomes powder.
2. be that the master adds an amount of magnesia, accelerating chemicals alum is mixed in proportion the B material that constitutes full-water fast-setting cementing filling composite for mine by fluorgypsum, phosphogypsum, dihydrate gypsum a kind of gypsum, unslaked lime wherein, the weight proportion of B material is:
Fluorgypsum, phosphogypsum, dihydrate gypsum a kind of gypsum 70.1-90% wherein,
Unslaked lime 5-20%,
Magnesia 0.1-15%,
Alum 0.01-5%,
B is expected that the mixing grinding becomes powder;
3. full-water fast-setting cementing filling composite for mine is made up of A material and B material two portions solid powder, and the A material is 1.0-1.2 with the weight ratio of B material: 1.0.
In order to make full-water fast-setting cementing filling composite for mine of the present invention, under the condition of envrionment temperature-4 ℃ to about 10 ℃ or in 0 ℃-10 ℃ of the water temperatures, have good solidifiability, help using, in the A material, add appropriate amount of catalysts Quilonum Retard (Li at cold area popularizing
2CO
3) yellow soda ash (Na
2CO
3), Sodium Fluoride (NaF) two kinds, three kinds material mixing grindings a kind of or wherein wherein become powder, make the A' material of full-water fast-setting cementing filling composite for mine, catalyzer carbonic acid lithium, yellow soda ash, Sodium Fluoride content a kind of or two kinds, three kinds materials wherein wherein are the 2.0-6.0% of the weight of A material base-material in the A' material, after in the A material, adding appropriate amount of catalysts, the temperature of reaction that makes full-water fast-setting cementing filling composite for mine of the present invention makes its solidifiability good up to 32-55 ℃.
Owing in the base-material of A material, add an amount of activator sodium phosphate, sodium-metaphosphate a kind of phosphoric acid salt wherein, played activation, strengthened the intensity after filling composite solidifies.
In the B material, fluorgypsum is arranged, wherein a kind of of phosphogypsum, fluorgypsum, contain soluble phosphate in the phosphogypsum, fluorochemicals such as sodium aluminum fluoride, soluble phosphate, fluorochemicals such as sodium aluminum fluoride can slow down fluorgypsum, the setting rate of phosphogypsum, played delayed coagulation, thereby the pipeline self that helps long distance is carried, moreover, fluorgypsum, the granularity of phosphogypsum is thinner, dispersiveness and suspension are good, help improving the intensity of obturator and the curing reaction speed of consolidating material, improve the steadiness of filling integral, because fluorgypsum, the dispersiveness of phosphogypsum self and suspension, just do not need to add again suspension agent, the alum that is added can quicken fluorgypsum or gypsum as cement retarder speed as accelerating chemicals, can also produce good flocculated slurry simultaneously, help the formation of ettringite, improve the intensity of obturator.
In the B material of full-water fast-setting cementing filling composite for mine of the present invention, contain magnesia, adjusted the concentration of aluminium sesquioxide, calcium oxide, magnesium oxide and sulfate radical in the slurries that ettringite generates, improved the hydrated environment of raw material, impel gelling material before setting and harden, to generate ettringite, copiapite to greatest extent, and make the swelling property of the appropriateness of the obturator tool that consolidating material forms, make the rate of expansion of mining full-water fast-setting cementing filling material of the present invention can reach 0.1-5 ‰, improve the top rate that connects of underground filling, can give full play to the supporting role of obturator.
In order to make full-water fast-setting cementing filling composite for mine of the present invention, has higher intensity, expect at A, the A' material, the B material, A material+B material, add tailings in the A' material+B material, said tailings is a tailings sand, river sand, dust storm, the rubble powder, wherein a kind of of industrial residue or wherein two kinds, three kinds, four kinds, five kinds of aggregates as filling composite, tailings and A material, the weight ratio of A' material a kind of material wherein is 0.75-12: 1, the weight ratio of tailings and B material is 0.75-12: 1, tailings and A material, the weight ratio of the summation of A' material a kind of and B material wherein is 0.75-12: 1, carry in order to be more conducive to the mine pipeline self, the A material, the A' material, the B material, tailings+A material, tailings+A' material, tailings+B material, the A material, A' material a kind of material+B material+tailings wherein answers grinding to become powder, and the particle diameter of its powder is 0.0018 μ m-1.2 * 10
3Be good between the μ m., thin more good more.
When mine engineering is used, in two slurrying stirred vessels, A material with full-water fast-setting cementing filling composite for mine, A' material a kind of material wherein, two kinds of solid powders of B material are mixed and made into A with water respectively, wherein a kind of of A', two kinds of high-moisture slurries of B, the solid powder of A material, the solid powder of A' material wherein a kind of solid powder and the weight ratio of water be 1: 1.2-4.8, the solid powder of B material and the weight ratio of water are 1: 1.2-4.8, by the identical gravity system of two cover technical parameters two slurries are transported near the place to use, by a mixing tank with A, wherein a kind of of A', two kinds of slurries of B are in 1.0-1.2: 1 ratio uniform mixing, subsequently the mixed serum that forms is charged into by supporting or filling space, the working plate place, A, wherein a kind of of A', the mixed slurries of B two slurries just can connect water band material and condense into together and can satisfy engineering support or filling, the high crystal water solid that working plate requires.
Also can be in two slurrying agitators, A material with full-water fast-setting cementing filling composite for mine, A' material a kind of material+tailings wherein, two kinds of solid powders of B material+tailings are mixed and made into the A material with water respectively, A' material a kind of material+tailings wherein, two kinds of high-moisture slurries of B material+tailings, tailings and A material, the weight ratio of A' material a kind of material wherein is 0.75-12: 1, the weight ratio of tailings and B material is 0.75-12: 1, the A material, A' material wherein a kind of amount and the weight ratio of water be 1: 1.2-4.8, the amount of B material and the weight ratio of water are 1: 1.2-4.8, with method as mentioned above A is expected again, A' material a kind of material+tailings wherein, two kinds of high-moisture slurries of B material+tailings, deliver near the place to use, with two kinds of slurries by 1.0-1.2: 1 mixed satisfies engineering support or filling until formation, the high crystal water solid that working plate requires.
When short range is carried, can also be in a slurrying agitator, A material with full-water fast-setting cementing filling composite for mine, the solid powder of A' material a kind of material+B material+tailings wherein and water are mixed and made into and contain the A material, the slurries of the high-moisture of A' material a kind of material+B material+tailings wherein, tail is husky expects with A, the weight ratio of A' material a kind of material+B material summation wherein is 0.75-12: 1, the A material, the amount that A' material a kind of material+B wherein expects and the weight ratio of water are 1: 1.2-4.8, be transported to supporting by a cover gravity system, the filling space, the working plate place, the slurries of this high-moisture can connect water band material and condense into together and can satisfy engineering support, filling, the high crystal water solid that working plate requires.
The A slip liquid of full-water fast-setting cementing filling composite for mine of the present invention, A' slip liquid a kind of slurries wherein, B slip liquid, the A material, the slip liquid of A' material a kind of material+tailings wherein, the preceding placement separately of the slip liquid mixing of B material+tailings can reach 8-12 hour and not solidify, good flowing properties, be specially adapted to the original mining pipeline self delivery system in mine and carry out work, filling, and because the A material, A' material a kind of slip liquid and B slip liquid wherein mixes back or A material, the slip liquid of A' material a kind of material+tailings wherein, after the slip liquid of B material+tailings mixes, can condense into solid at 0.2-4 hour, and the very fast increase of ultimate compression strength, solidify back 8 hours its intensity and reach 0.5-1.5Mpa, its intensity can reach 0.8-3.5Mpa in 24 hours, can reach 1.0-4.8MPa in seven days, final strength can reach 1.5-11.6MPa, and the rate of expansion of obturator can reach 0.1-5 ‰.
The advantage of filling composite of the present invention just is:
1. full-water fast-setting cementing filling composite for mine of the present invention has suitable rate of expansion, under the cold condition about-4-10 ℃, still has good solidifiability, but still normal construction production of cold district in the winter time, formed obturator has proper intensity again, and intensity is even, and the anti-burst impact property is good, be easy to pipeline self again and carry, what the field boundary dead zone was adopted in filling connects top rate height.
2. the cost of full-water fast-setting cementing filling composite for mine of the present invention is low, and raw material sources are extensive, is easy to make, and does not have segregation.
The prepared using of the product of full-water fast-setting cementing filling composite for mine of the present invention industrial residues such as fluorgypsum, phosphogypsum and tailings; for a new application approach has been opened up in the utilization of industrial residue; help environment protection; avoided pollution, reduced the cost of product again environment.
The advantage of using method of the present invention is that technology is simple, easy handling, and easy construction can utilize the original pipe-line transportation system in mine, the investment of having saved equipment greatly.
More specifically at length describe the present invention with following indefiniteness embodiment, help the understanding to the present invention and advantage thereof, protection scope of the present invention is not subjected to the qualification of these embodiment, and protection scope of the present invention is decided by claims.
Embodiment 1
With the filling of full-water fast-setting cementing filling composite for mine of the present invention as the worked-out section
1) in the A of bauxite cement (or bauxite clinker) material base-material, adds an amount of activator tertiary sodium phosphate, the content of tertiary sodium phosphate is that the A of bauxite cement (or bauxite clinker) expects 0.5% of base-material weight, mix grinding and become powder, make the A material powder of full-water fast-setting cementing filling composite for mine.
2. fluorgypsum, calcium lime powder, magnesia and alum powder are mixed in proportion the B material that constitutes full-water fast-setting cementing filling composite for mine, the weight proportion of B material is:
Fluorgypsum 74%
Unslaked lime 15.5%
Magnesia 9%
Alum 1.5%
Fluorgypsum, unslaked lime, magnesia, alum are mixed grinding become powder.
3) the A material is 1.1: 1 with the weight ratio of B material.
4) in the agitator of A material powder by weight, the ratio of A material powder and water is 1: 3.2 a ratio, and A is expected that powder converts water and make A slip liquid.
5) in the agitator of B material powder by weight, the ratio of B material powder and water is 1: 3.2 a ratio, and B is expected that powder converts water and make B slip liquid.
6) gravity system that the technical parameter of using with the original mine of two covers is identical is respectively with A slip liquid and B slip liquid, deliver near the worked-out section, with two kinds of slurries of A, B together by 1.1: 1 weight ratio uniform mixing, being transported to the worked-out section gets final product, A slip liquid, B slip liquid mix and promptly began to solidify in back 0.35 hour, and intensity reaches 3.0Mpa after three days, and final strength reaches 4.8Mpa, the obturator rate of expansion is 3 ‰, and the top rate that connects of bashing reaches 100%.
Embodiment 2
Substantially with embodiment 1, only different is to add the appropriate amount of catalysts Quilonum Retard in the A material, the content of Quilonum Retard is 2.5% of A material base-material weight, and the A' that constitutes full-water fast-setting cementing filling composite for mine expects, in the agitator of A' material, add mine tailing sand, the husky weight ratio with the A' material of mine tailing is 4.1: 1, and the amount of A' material and the weight ratio of water are 1: 3.5, and the particle diameter of the solid powder of A' material+mine tailing sand is less than 1.0 * 10
3μ m converts the slurries that water is made A' material+mine tailing sand with the husky solid powder of A' material+tailings; Add mine tailing sand in B material agitator, the husky weight ratio with the B material of mine tailing is 4.1: 1, and the amount of B material and the weight ratio of water are 1: 3.5, and the particle diameter of the solid powder of B material+mine tailing sand is less than 1.0 * 10
3μ m converts the slurries that water is made B material+mine tailing sand with the solid powder of B material+mine tailing sand, and the A' material is 1.2: 1 with the weight ratio of B material.
Above-mentioned two kinds of slurries mix and promptly began to solidify in back 0.3 hour, and the intensity of three days obturators reaches 1.9Mpa, and final strength is 3.7Mpa, during two kinds of slurries mixing after coagulations temperature of reaction up to 45 ℃, obturator rate of expansion 3.5 ‰, the filling dead zone connects the top rate and reaches 100%.
Embodiment 3
Construct artificial pillar with full-water fast-setting cementing filling composite for mine of the present invention.
1) in the A of bauxite cement (or bauxite clinker) material base-material, adds an amount of activator Sodium hexametaphosphate 99, the content of Sodium hexametaphosphate 99 is 0.2% formation A material of the A material base-material weight of bauxite cement (or bauxite clinker), add river sand again, the add-on of river sand is that the weight ratio of river sand and A material is 4.9: 1, mixes grinding and becomes particle diameter less than 1.1 * 10
3μ m makes the solid powder of the A material+river sand of full-water fast-setting cementing filling composite for mine.
2) phosphogypsum, unslaked lime, magnesia and alum are mixed in proportion the B material that constitutes full-water fast-setting cementing filling composite for mine, the weight proportion of B material is:
Phosphogypsum 76%
Unslaked lime 17.5%
Magnesia 3.9%
Alum 2.6%
Add river sand again in the B material, the add-on of river sand is that the weight ratio of river sand and B material is 4.9: 1, mixes grinding and becomes particle diameter less than 1.1 * 10
3μ m makes the solid powder of the B material+river sand of full-water fast-setting cementing filling composite for mine.
3) the A material is 1.15: 1 with the weight ratio of B material
4) in the agitator of the solid powder of A material+river sand, be 1: 1.9 by weight the ratio of the amount of A material and water, the solid powder of A material+river sand is converted the slurries that water is made A material+river sand.
5) in the agitator of the solid powder of B material+river sand, be 1: 1.9 by weight the ratio of the amount of B material and water, the solid powder of B material+river sand is converted the slurries that water is made B material+river sand.
6) with the method for embodiment 1 A material+river particle loaded fluid, B material+river sand slurries are delivered in the template that frame is good in advance through gravity flow by 1.15: 1 weight ratio and get final product, the slurries of filling solidify that intensity reaches 6.8Mpa after 7 days, temperature of reaction was 32 ℃ when obturator was solidified, and rate of expansion is 0.1 ‰.
Claims (8)
1, a kind of full-water fast-setting cementing filling composite for mine is characterized in that,
1) by being selected from bauxite cement, bauxite clinker, the high-alumina refractory cement clinker, sulphoaluminate cement clinker, the ferro-aluminate cement grog, a kind of in the fluoaluminate cement clinker or wherein two kinds, three kinds, four kinds, five kinds, six kinds of cement, the mixture of cement clinker constitutes the A material base-material of full-water fast-setting cementing filling composite for mine, in the A of full-water fast-setting cementing filling composite for mine material base-material, add an amount of activator tertiary sodium phosphate, sodium-metaphosphate a kind of phosphoric acid salt wherein forms the A material, activator tertiary sodium phosphate in the A material, sodium-metaphosphate a kind of phosphatic content wherein is the 0.01-6% of A material base-material weight, and A is expected that the mixing grinding becomes powder;
2) be that the master adds an amount of magnesia, accelerating chemicals alum is mixed in proportion the B material that constitutes full-water fast-setting cementing filling composite for mine by fluorgypsum, phosphogypsum, dihydrate gypsum a kind of gypsum, unslaked lime wherein, the weight proportion of B material is:
Fluorgypsum, phosphogypsum, dihydrate gypsum a kind of gypsum 70.1-90% wherein,
Unslaked lime 5-20%,
Magnesia 0.1-15%,
Alum 0.01-5%,
B is expected that the mixing grinding becomes powder,
3) full-water fast-setting cementing filling composite for mine is made up of A material and B material two portions solid powder, and the A material is 1.0-1.2 with the weight ratio of B material: 1.0.
2, according to a kind of full-water fast-setting cementing filling composite for mine of claim 1, it is characterized in that,
Add appropriate amount of catalysts Quilonum Retard, yellow soda ash, Sodium Fluoride a kind of or two kinds, three kinds formation A' material wherein in the A material, the content of Quilonum Retard, yellow soda ash, Sodium Fluoride a kind of or two kinds, three kinds materials wherein is the 2.0-6.0% of A material base-material weight.
3, according to a kind of full-water fast-setting cementing filling composite for mine of claim 1 or 2, it is characterized in that, in A material, A' material, B material, A material+B material, A' material+B material, add tailings, the weight ratio of tailings and A material, A' material a kind of material wherein is 0.75-12: 1, the weight ratio of tailings and B material is 0.75-12: 1, tailings and A material, A' material wherein a kind of material and the weight ratio of the B summation of expecting be 0.75-12: 1.
4, according to a kind of full-water fast-setting cementing filling composite for mine of claim 3, it is characterized in that A material, A' material, B material, tailings+A material, tailings+A' material, tailings+B material, A material, A' material a kind of material+B material+tailings wherein, grinding becomes powder, and the particle diameter of its powder is 0.0018 μ m-1.2 * 10
3μ m.
According to a kind of full-water fast-setting cementing filling composite for mine of claim 4, it is characterized in that 5, said tailings is wherein a kind of of mine tailing sand, river sand, dust storm, rubble powder, industrial residue or wherein two kinds, three kinds, four kinds, five kinds.
6, the using method of claim 1 or 2 described a kind of full-water fast-setting cementing filling composite for mine, it is characterized in that, when mine engineering is used, in two agitators, A material with full-water fast-setting cementing filling composite for mine, A' material a kind of material wherein, two kinds of solid powder of B material are mixed and made into A with water respectively, wherein a kind of of A', two kinds of high-moisture slurries of B, the solid powder of A material, the solid powder of A' material wherein a kind of material and the weight ratio of water be 1: 1.2-4.8, the solid powder of B material and the weight ratio of water are 1: 1.2-4.8, by the identical gravity system of two cover technical parameters two slurries are delivered near the place to use, pass through mixing tank, with A, wherein a kind of of A', two kinds of slurries of B are in 1.0-1.2: 1 ratio uniform mixing, subsequently the mixed serum that forms is charged into by supporting or filling space, the working plate place, A, wherein a kind of of A', the mixed slurries of B two slurries just can connect water band material and condense into together and can satisfy engineering support, filling, the high crystal water solid that working plate requires.
7, a kind of using method according to claim 6, it is characterized in that, A is expected, A' material a kind of material+tailings wherein, two kinds of solid powders of B material+tailings are mixed and made into the A material with water respectively, A' material a kind of material+tailings wherein, two kinds of high-moisture slurries of B material+tailings, tailings and A material, the weight ratio of A' material a kind of material wherein is 0.75-12: 1, the weight ratio of tailings and B material is 0.75-12: 1, the A material, A' material wherein a kind of amount and the weight ratio of water be 1: 1.2-4.8, the amount of B material and the weight ratio of water are 1: 1.2-4.8, again A is expected, A' material a kind of material+tailings wherein, two kinds of high-moisture slurries of B material+tailings, deliver near the place to use, with two kinds of slurries in 1.0-1.2: 1 ratio uniform mixing satisfies engineering support until formation, filling, the high crystal water solid that working plate requires.
8, a kind of using method according to claim 7, it is characterized in that, when short range is carried, can be in a slurrying agitator, A material with full-water fast-setting cementing filling composite for mine, the solid powder of A' material a kind of+B material+tailings wherein and water are mixed and made into and contain the A material, the slurries of the high-moisture of A' material a kind of material+B material+tailings wherein, tailings and A material, A' material a kind of material+B material summation wherein weight ratio be 0.75-12: 1, the A material, the amount that A' material a kind of material+B wherein expects and the weight ratio of water are 1: 1.2-4.8, deliver to supporting by a cover gravity system, the filling space, the working plate place, the slurries of this high-moisture, can connect water band material and condense into together and can satisfy engineering support or filling, the high crystal water solid that working plate requires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94106481A CN1052966C (en) | 1994-06-28 | 1994-06-28 | High-water-content quick-setting cemented filling composite material for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94106481A CN1052966C (en) | 1994-06-28 | 1994-06-28 | High-water-content quick-setting cemented filling composite material for mine |
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| Publication Number | Publication Date |
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| CN1100076A true CN1100076A (en) | 1995-03-15 |
| CN1052966C CN1052966C (en) | 2000-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN1101436C (en) * | 2000-09-06 | 2003-02-12 | 山东黄金集团有限公司焦家金矿 | Cementing filler for mine |
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| GB2123808B (en) * | 1982-06-24 | 1986-04-23 | Foseco Int | Cement compositions |
| GB8708429D0 (en) * | 1987-04-08 | 1987-05-13 | Fosroc International Ltd | Cementitious composition |
| CN1042139A (en) * | 1988-10-26 | 1990-05-16 | 东北内蒙古煤炭工业联合公司长春煤炭科学研究所 | Mine expansion fire stopping-up material |
| CN1053468A (en) * | 1990-01-19 | 1991-07-31 | 中国矿业大学 | Downhole filling and grouting material |
| CN1024918C (en) * | 1990-06-28 | 1994-06-08 | 中国矿业大学北京研究生部 | Mine used high water bed solidification support material |
| CN1020890C (en) * | 1991-11-12 | 1993-05-26 | 中国建筑材料科学研究院水泥科学研究所 | Aluminosilicate concrete expansive agent |
| CN1083454A (en) * | 1992-06-23 | 1994-03-09 | Hl及H木材产品有限公司 | A kind of grout composition |
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