CN105463203A - Gold ore low-toxicity efficient mineral separation addition agent and preparing method thereof - Google Patents
Gold ore low-toxicity efficient mineral separation addition agent and preparing method thereof Download PDFInfo
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- CN105463203A CN105463203A CN201510900415.9A CN201510900415A CN105463203A CN 105463203 A CN105463203 A CN 105463203A CN 201510900415 A CN201510900415 A CN 201510900415A CN 105463203 A CN105463203 A CN 105463203A
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- 229910052737 gold Inorganic materials 0.000 title claims abstract description 63
- 239000010931 gold Substances 0.000 title claims abstract description 63
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 22
- 231100000053 low toxicity Toxicity 0.000 title claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 title abstract description 21
- 229910052500 inorganic mineral Inorganic materials 0.000 title abstract description 5
- 239000011707 mineral Substances 0.000 title abstract description 5
- 238000000926 separation method Methods 0.000 title abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 57
- 235000019832 sodium triphosphate Nutrition 0.000 claims abstract description 39
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 38
- 239000002994 raw material Substances 0.000 claims abstract description 25
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- XZXYQEHISUMZAT-UHFFFAOYSA-N 2-[(2-hydroxy-5-methylphenyl)methyl]-4-methylphenol Chemical compound CC1=CC=C(O)C(CC=2C(=CC=C(C)C=2)O)=C1 XZXYQEHISUMZAT-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229940107816 ammonium iodide Drugs 0.000 claims abstract description 20
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 19
- PFUVRDFDKPNGAV-UHFFFAOYSA-N sodium peroxide Chemical compound [Na+].[Na+].[O-][O-] PFUVRDFDKPNGAV-UHFFFAOYSA-N 0.000 claims abstract description 19
- XOGGUFAVLNCTRS-UHFFFAOYSA-N tetrapotassium;iron(2+);hexacyanide Chemical compound [K+].[K+].[K+].[K+].[Fe+2].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] XOGGUFAVLNCTRS-UHFFFAOYSA-N 0.000 claims abstract description 19
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 38
- 239000012752 auxiliary agent Substances 0.000 claims description 32
- 239000004160 Ammonium persulphate Substances 0.000 claims description 19
- 101710194948 Protein phosphatase PhpP Proteins 0.000 claims description 19
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 19
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 claims description 19
- 239000011734 sodium Substances 0.000 claims description 19
- 229910052708 sodium Inorganic materials 0.000 claims description 19
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical compound [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 claims description 19
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 19
- 239000007795 chemical reaction product Substances 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 18
- -1 8 parts Chemical compound 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 13
- 239000000047 product Substances 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 238000002386 leaching Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000003610 charcoal Substances 0.000 claims description 6
- 239000004571 lime Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- 239000000284 extract Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 231100000419 toxicity Toxicity 0.000 abstract description 3
- 230000001988 toxicity Effects 0.000 abstract description 3
- KTCBLMXNWYGCRT-UHFFFAOYSA-N 1-[2-(1h-indol-3-yl)ethyl]-3-methylthiourea Chemical group C1=CC=C2C(CCNC(=S)NC)=CNC2=C1 KTCBLMXNWYGCRT-UHFFFAOYSA-N 0.000 abstract 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 abstract 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 abstract 1
- 239000000276 potassium ferrocyanide Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 11
- 238000011084 recovery Methods 0.000 description 9
- 238000000605 extraction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 231100000004 severe toxicity Toxicity 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- DAFYMZZLYPHPNG-UHFFFAOYSA-N gold;thiourea Chemical compound [Au].NC(N)=S DAFYMZZLYPHPNG-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002366 halogen compounds Chemical class 0.000 description 1
- 244000144980 herd Species 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 231100000567 intoxicating Toxicity 0.000 description 1
- 230000002673 intoxicating effect Effects 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a gold ore low-toxicity efficient mineral separation addition agent and a preparing method of the agent. The gold ore low-toxicity efficient mineral separation addition agent comprises, by weight, 40 parts to 60 parts of thiourea, 20 parts to 40 parts of potassium ferrocyanide, 10 parts to 15 parts of sodium tripolyphosphate, 8 parts to 15 parts of ammonium iodide, 10 parts to 15 parts of ammonium persulfate, 8 parts to 12 parts of sodium peroxide, 20 parts to 40 parts of sodium carbonate, 5 parts to 10 parts of sodium hydroxide and 4 parts to 8 parts of sodium dodecyl sulfate. The gold ore low-toxicity efficient mineral separation addition agent has the advantages of being low in toxicity, environment-friendly, low in production cost, simple in preparing technology, high in gold recycling rate, wide in raw material source and the like, and has the good social benefits, the ecological benefits and the economic benefits.
Description
Technical field
The present invention relates to precious metal dressing agent, specifically a kind of gold mine low toxicity, efficient ore dressing auxiliary agent and preparation method thereof.
Background technology
Along with improving constantly of people's living standard, the demand of gold expanded rapidly, only have continuous searching, develop new gold mineral product resource, the demand of society could be met.Existing gold mine beneficiation method mainly contains flotation, gravity treatment, cyanide process etc.The gold of more than 85% is all extract by cyanide process in the world, is a kind of comparatively ripe technique that extracts gold from.Cyanide process have carry gold recovery high, easy to ore strong adaptability, method, can pan, low cost and other advantages on the spot.But there is following shortcoming in cyanide process: prussiate has severe toxicity, to ecotope, personnel safety, agriculture, herd, fishery etc. causes serious harm; The speed of leaching gold is slow, and leaching process is easily subject to the interference of the impurity such as copper, iron, lead, zinc, arsenic and sulphur.
In order to solve the hypertoxic pollution problem of prussiate, in recent years, a large amount of research work being expanded to gold mine dressing agent both at home and abroad, striving to find without cyanogen, nontoxic dressing agent, as By Thiourea-uv Method, thiosulfate technique, hypochlorite method, halogen compounds etc.But the problems such as dressing agent exists, and production cost is high, poor stability, expensive, gold extraction yield is low, these factors govern them and are difficult to industrially be promoted and apply.Therefore, the gold mine dressing agent of exploration low cost, low toxicity, high extraction has larger Research Significance.
Summary of the invention
The present invention is directed to existing cyanide process gold mine dressing agent Problems existing, a kind of gold mine low toxicity, efficient ore dressing auxiliary agent and preparation method thereof are provided.This gold mine ore dressing auxiliary agent not only pollute little, cost is low, can also improve the rate of recovery of gold.
In order to realize above object, the present invention is achieved through the following technical solutions:
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 40-60 part, yellow prussiate of potash 20-40 part, tripoly phosphate sodium STPP 10-15 part, ammonium iodide 8-15 part, ammonium persulphate 10-15 part, sodium peroxide 8-12 part, sodium carbonate 20-40 part, sodium hydroxide 5-10 part and sodium laurylsulfonate 4-8 part.
As preferred embodiments of the present invention, above-described gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 50 parts, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 8 parts, sodium hydroxide and sodium laurylsulfonate 6 parts.
A preparation method for gold mine low toxicity, efficient ore dressing auxiliary agent, comprises the following steps:
Raw material thiocarbamide 40-60 part is taken according to proportioning, yellow prussiate of potash 20-40 part, tripoly phosphate sodium STPP 10-15 part, ammonium iodide 8-15 part, ammonium persulphate 10-15 part, sodium peroxide 8-12 part, sodium carbonate 20-40 part, sodium hydroxide 5-10 part, respectively raw material is added stirrer for mixing even, obtain mixture, again mixture is added reactor and be heated to 700-800 DEG C, insulation 1-2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 4-8 part are added in pulverizer and pulverizes, finally cross 40-60 mesh sieve, ore dressing Additives Products can be obtained.
As preferred embodiments of the present invention: the preparation method of above-described gold mine ore dressing auxiliary agent, thiocarbamide 50 parts is taken according to proportioning raw materials, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 8 parts, sodium hydroxide, and it is even to add stirrer for mixing respectively, obtain mixture, again mixture is added reactor and be heated to 750 DEG C, insulation 2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 6 parts are added in pulverizer and pulverizes, finally cross 60 mesh sieves, ore dressing Additives Products can be obtained.
Compared with prior art, beneficial effect of the present invention:
1, gold mine dressing agent of the present invention is not containing the material of severe toxicity, and advantages such as having low toxic and environment-friendly, use safety, cost is low, preparation technology is simple, gold refinement rate is high, raw material sources are extensive, has good social benefit, ecological benefits and economic benefit.
2, dressing agent of the present invention adopts tripoly phosphate sodium STPP energy demineralized water, protects other raw materials, prevents the generation of by product, improve its chemical property, and can reduce the rate of recovery of production cost and raising gold.
3, dressing agent of the present invention adopts ammonium iodide can the gold of complexing preferably, and with conventional bromine, chlorine halogen ion, complex performance is stronger, and compare with prussiate, iodine is non-toxic medicament, pollutes little.
4, dressing agent of the present invention adopts the oxidisability of ammonium persulphate strong, can improve the rate of recovery of gold.
5, dressing agent of the present invention adopts thiocarbamide can form Gold Thiourea complex compound with gold, can not only reduce the consumption of prussiate, reduces the toxicity of dressing agent, can also improve the rate of recovery of gold.
6, the sodium laurylsulfonate that this dressing agent adds is excellent tensio-active agent, makes dressing agent can soak gold mine fully fast, improves the rate of recovery of gold and shorten extraction time.
7, when this dressing agent is applied in gold mine ore dressing, gold mine per ton only needs to add this dressing agent 20-150g, and gold refinement rate can reach 92%, and compared with the cyanide process of routine, the rate of recovery of gold improves about 30%, increases the value of gold mine.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described, but be not limited to protection scope of the present invention.
Embodiment 1
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 40 parts, yellow prussiate of potash 25 parts, tripoly phosphate sodium STPP 10 parts, ammonium iodide 10 parts, ammonium persulphate 10 parts, sodium peroxide 10 parts, 20 parts, sodium carbonate, 8 parts, sodium hydroxide and sodium laurylsulfonate 4 parts.
Preparation method: take raw material thiocarbamide 40 parts, yellow prussiate of potash 25 parts, tripoly phosphate sodium STPP 10 parts, ammonium iodide 10 parts, ammonium persulphate 10 parts, sodium peroxide 10 parts, 20 parts, sodium carbonate, 8 parts, sodium hydroxide according to proportioning, respectively raw material is added stirrer for mixing even, obtain mixture, again mixture is added reactor and be heated to 700 DEG C, insulation 2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 4 parts are added in pulverizer and pulverizes, finally cross 40 mesh sieves, ore dressing Additives Products can be obtained.
Embodiment 2
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 45 parts, yellow prussiate of potash 20 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 8 parts, ammonium persulphate 12 parts, sodium peroxide 8 parts, 25 parts, sodium carbonate, 6 parts, sodium hydroxide and sodium laurylsulfonate 5 parts.
Preparation method: take raw material thiocarbamide 45 parts, yellow prussiate of potash 20 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 8 parts, ammonium persulphate 12 parts, sodium peroxide 8 parts, 25 parts, sodium carbonate, 6 parts, sodium hydroxide according to proportioning, respectively raw material is added stirrer for mixing even, obtain mixture, again mixture is added reactor and be heated to 750 DEG C, insulation 1.5h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 5 parts are added in pulverizer and pulverizes, finally cross 40 mesh sieves, ore dressing Additives Products can be obtained.
Embodiment 3
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 50 parts, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 8 parts, sodium hydroxide and sodium laurylsulfonate 6 parts.
Preparation method: take thiocarbamide 50 parts, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 10 parts, sodium hydroxide according to proportioning raw materials, and it is even to add stirrer for mixing respectively, obtain mixture, again mixture is added reactor and be heated to 750 DEG C, insulation 2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 6 parts are added in pulverizer and pulverizes, finally cross 60 mesh sieves, ore dressing Additives Products can be obtained.
Embodiment 4
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 55 parts, yellow prussiate of potash 40 parts, tripoly phosphate sodium STPP 15 parts, ammonium iodide 8 parts, ammonium persulphate 15 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 10 parts, sodium hydroxide and sodium laurylsulfonate 7 parts.
Preparation method: take thiocarbamide 55 parts, yellow prussiate of potash 40 parts, tripoly phosphate sodium STPP 15 parts, ammonium iodide 8 parts, ammonium persulphate 15 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 10 parts, sodium hydroxide according to proportioning raw materials, and it is even to add stirrer for mixing respectively, obtain mixture, again mixture is added reactor and be heated to 800 DEG C, insulation 1h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 7 parts are added in pulverizer and pulverizes, finally cross 60 mesh sieves, ore dressing Additives Products can be obtained.
Embodiment 5
A kind of gold mine low toxicity, efficient ore dressing auxiliary agent, be made up of the raw material of following weight part: thiocarbamide 60 parts, yellow prussiate of potash 30 parts, tripoly phosphate sodium STPP 15 parts, ammonium iodide 15 parts, ammonium persulphate 15 parts, sodium peroxide 12 parts, 40 parts, sodium carbonate, 6 parts, sodium hydroxide and sodium laurylsulfonate 8 parts.
Preparation method: take thiocarbamide 60 parts, yellow prussiate of potash 30 parts, tripoly phosphate sodium STPP 15 parts, ammonium iodide 15 parts, ammonium persulphate 15 parts, sodium peroxide 12 parts, 40 parts, sodium carbonate, 6 parts, sodium hydroxide according to proportioning raw materials, and it is even to add stirrer for mixing respectively, obtain mixture, again mixture is added reactor and be heated to 800 DEG C, insulation 1.5h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 8 parts are added in pulverizer and pulverizes, finally cross 60 mesh sieves, ore dressing Additives Products can be obtained.
Application Example 1
Take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 200 orders, with the water of 20kg, the ore dressing auxiliary agent of 50g embodiment 1 is dissolved, gold mine after being pulverized with 150kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 24h, the liquid charcoal absorption of leaching, refines finally by ordinary method, can obtain 33.47g gold.
Application Example 2
Take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 250 orders, with the water of 30kg, the ore dressing auxiliary agent of 80g embodiment 2 is dissolved, gold mine after being pulverized with 180kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 18h, the liquid charcoal absorption of leaching, refines finally by ordinary method, can obtain 34.89g gold.
Application Example 3
Take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 200 orders, with the water of 50kg, the ore dressing auxiliary agent of 100g embodiment 3 is dissolved, gold mine after being pulverized with 200kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 15h, the liquid charcoal absorption of leaching, refines finally by ordinary method, can obtain 36.92g gold.
Application Example 4
Take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 150 orders, with the water of 80kg, the ore dressing auxiliary agent of 150g embodiment 4 is dissolved, gold mine after being pulverized with 250kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 8h, the liquid charcoal absorption of leaching, refines finally by ordinary method, can obtain 35.77g gold.
Application Example 5
Take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 200 orders, with the water of 20kg, the ore dressing auxiliary agent of 20g embodiment 5 is dissolved, gold mine after being pulverized with 180kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 24h, the liquid charcoal absorption of leaching, refines finally by ordinary method, can obtain 32.68g gold.
When ore dressing auxiliary agent of the present invention is used for gold mine ore dressing, the rate of recovery of gold reaches 81.7-92.3%, and compared with the cyanide process of routine, the rate of recovery improves about 30%, and the aqueous solution toxicity of the ore dressing auxiliary agent produced is low, and animal is drunk rear without intoxicating phenomenon.
Claims (5)
1. gold mine low toxicity, an efficient ore dressing auxiliary agent, is characterized in that: be made up of the raw material of following weight part: thiocarbamide 40-60 part, yellow prussiate of potash 20-40 part, tripoly phosphate sodium STPP 10-15 part, ammonium iodide 8-15 part, ammonium persulphate 10-15 part, sodium peroxide 8-12 part, sodium carbonate 20-40 part, sodium hydroxide 5-10 part and sodium laurylsulfonate 4-8 part.
2. a kind of gold mine low toxicity according to claim 1, efficient ore dressing auxiliary agent, is characterized in that: be made up of the raw material of following weight part: thiocarbamide 50 parts, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 8 parts, sodium hydroxide and sodium laurylsulfonate 6 parts.
3. a kind of gold mine low toxicity according to claim 1 and 2, the preparation method of efficient ore dressing auxiliary agent, it is characterized in that: comprise the following steps: take raw material thiocarbamide 40-60 part according to proportioning, yellow prussiate of potash 20-40 part, tripoly phosphate sodium STPP 10-15 part, ammonium iodide 8-15 part, ammonium persulphate 10-15 part, sodium peroxide 8-12 part, sodium carbonate 20-40 part, sodium hydroxide 5-10 part, respectively raw material is added stirrer for mixing even, obtain mixture, again mixture is added reactor and be heated to 700-800 DEG C, insulation 1-2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 4-8 part are added in pulverizer and pulverizes, finally cross 40-60 mesh sieve, ore dressing Additives Products can be obtained.
4. according to a kind of gold mine low toxicity that claim 3 is stated, the preparation method of efficient ore dressing auxiliary agent, it is characterized in that: take thiocarbamide 50 parts according to proportioning raw materials, yellow prussiate of potash 35 parts, tripoly phosphate sodium STPP 12 parts, ammonium iodide 12 parts, ammonium persulphate 12 parts, sodium peroxide 10 parts, 30 parts, sodium carbonate, 8 parts, sodium hydroxide, and it is even to add stirrer for mixing respectively, obtain mixture, again mixture is added reactor and be heated to 750 DEG C, insulation 2h, be cooled to normal temperature, obtain reaction product, reaction product and sodium laurylsulfonate 6 parts are added in pulverizer and pulverizes, finally cross 60 mesh sieves, ore dressing Additives Products can be obtained.
5. the application of a kind of gold mine low toxicity according to claim 1, efficient ore dressing auxiliary agent, it is characterized in that: take 10 tons containing the golden Gold Ore for 4g/ ton, add pulverizer and be crushed to 200 orders, with the water of 50kg, 100g ore dressing auxiliary agent is dissolved, gold mine after being pulverized with 200kg lime powder and 10 tons by ore dressing auxiliary agent after dissolving again mixes, soak 15h, the liquid charcoal absorption of leaching, finally by ordinary method extracts gold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510900415.9A CN105463203B (en) | 2015-12-10 | 2015-12-10 | A kind of gold mine low toxicity, efficient ore dressing auxiliary agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510900415.9A CN105463203B (en) | 2015-12-10 | 2015-12-10 | A kind of gold mine low toxicity, efficient ore dressing auxiliary agent and preparation method thereof |
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| CN105463203A true CN105463203A (en) | 2016-04-06 |
| CN105463203B CN105463203B (en) | 2019-08-30 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN109439923A (en) * | 2018-12-24 | 2019-03-08 | 广西森合高新科技股份有限公司 | A kind of extraction auxiliary agent can be improved gold solution rate |
| CN110548601A (en) * | 2019-09-26 | 2019-12-10 | 广西森合高新科技股份有限公司 | Gold ore dressing agent, preparation method thereof and gold ore dressing method |
| CN110714120A (en) * | 2019-09-30 | 2020-01-21 | 广西森合高新科技股份有限公司 | Beneficiation auxiliary agent for gold beneficiation |
| CN112501450A (en) * | 2020-10-28 | 2021-03-16 | 黄伟 | Gold extraction agent for treating high-sulfur high-arsenic gold ore and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107699709A (en) * | 2017-10-20 | 2018-02-16 | 广西南宁晴空万里环保科技有限公司 | Environment-friendly and low-toxicity mineral dressing additive for gold mine and preparation method thereof |
| CN109439923A (en) * | 2018-12-24 | 2019-03-08 | 广西森合高新科技股份有限公司 | A kind of extraction auxiliary agent can be improved gold solution rate |
| CN109439923B (en) * | 2018-12-24 | 2021-04-30 | 广西森合高新科技股份有限公司 | Extraction aid capable of improving gold dissolution speed |
| CN110548601A (en) * | 2019-09-26 | 2019-12-10 | 广西森合高新科技股份有限公司 | Gold ore dressing agent, preparation method thereof and gold ore dressing method |
| CN110714120A (en) * | 2019-09-30 | 2020-01-21 | 广西森合高新科技股份有限公司 | Beneficiation auxiliary agent for gold beneficiation |
| CN112501450A (en) * | 2020-10-28 | 2021-03-16 | 黄伟 | Gold extraction agent for treating high-sulfur high-arsenic gold ore and preparation method thereof |
| CN112501450B (en) * | 2020-10-28 | 2022-07-22 | 黄伟 | Gold extraction agent for treating high-sulfur high-arsenic gold ore and preparation method thereof |
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