CN203886928U - Restoration equipment suitable for polluted soil containing hard hybrid materials - Google Patents
Restoration equipment suitable for polluted soil containing hard hybrid materials Download PDFInfo
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- CN203886928U CN203886928U CN201420240646.2U CN201420240646U CN203886928U CN 203886928 U CN203886928 U CN 203886928U CN 201420240646 U CN201420240646 U CN 201420240646U CN 203886928 U CN203886928 U CN 203886928U
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- soil
- conveying device
- magnetic
- hopper
- conveyor
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- 239000002689 soil Substances 0.000 title claims abstract description 95
- 239000000463 material Substances 0.000 title claims abstract description 65
- 239000003463 adsorbent Substances 0.000 claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 37
- 238000011084 recovery Methods 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 238000005067 remediation Methods 0.000 claims abstract 5
- 238000007885 magnetic separation Methods 0.000 claims abstract 4
- 239000004575 stone Substances 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims 3
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 14
- 239000003344 environmental pollutant Substances 0.000 abstract description 4
- 231100000719 pollutant Toxicity 0.000 abstract description 4
- 239000000575 pesticide Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 238000013467 fragmentation Methods 0.000 description 7
- 238000006062 fragmentation reaction Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 230000006641 stabilisation Effects 0.000 description 5
- 238000011105 stabilization Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000003905 agrochemical Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000003900 soil pollution Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
本实用新型提供了一种适用于含硬质杂料的污染土壤修复设备，包括一车体，车体上依次设置有土壤输送装置和物料搅拌输送装置；物料搅拌输送装置的进料斗上设置有一破碎装置，土壤输送装置包括：切土铲、第一输送机和物料提升装置，破碎装置包括：包括机壳、电机、第一进料斗、出料斗、半圆状条筛、拨料辊及破碎刀具，车体上架设有一吸附剂投放料斗，所述物料搅拌输送装置的出料口下架设有一第二输送机，所述第二输送机上设置有一磁分离装置；所述磁分离装置与物料搅拌输送装置的滚筒壳体之间架设有一吸附剂回收料斗。该修复设备在进行操作时，只要加入吸附剂即可实现土壤中重金属及农药物等污染物与土壤的无害分离；是一种绿色环保的土壤修复设备。
The utility model provides a polluted soil remediation equipment suitable for hard miscellaneous materials, comprising a car body, on which a soil conveying device and a material stirring and conveying device are sequentially arranged; the feeding hopper of the material stirring and conveying device is arranged There is a crushing device. The soil conveying device includes: a soil cutting shovel, a first conveyor and a material lifting device. The crushing device includes: including a casing, a motor, a first feeding hopper, a hopper, a semicircular bar screen, a shifting roller and A crushing tool, an adsorbent feeding hopper is mounted on the car body, a second conveyor is mounted under the discharge port of the material stirring and conveying device, and a magnetic separation device is arranged on the second conveyor; the magnetic separation device and the material An adsorbent recovery hopper is erected between the drum shells of the stirring conveying device. When the restoration equipment is in operation, it can realize the harmless separation of pollutants such as heavy metals and pesticides in the soil from the soil by adding adsorbents; it is a green and environmentally friendly soil restoration equipment.
Description
Technical field
The utility model is the contaminated soil recovery technique of field of environment protection, belongs to contaminated soil recovery technique field, particularly a kind of contaminated soil prosthetic appliance being applicable to containing the assorted material of hard.
Background technology
Along with industrialization, urbanization process are constantly accelerated, China's heavy metal-polluted soil and Organic Pollution problem are more and more outstanding, pollute the serious environmental hazard event causing and happen occasionally, and be progressively ascendant trend.Have data to show, the whole nation is subject to the soil of heavy metal pollution to reach 2,000 ten thousand hectares, and wherein the soil of severe contamination surpasses 700,000 hectares, because the cadmium content no longer cultivated soil that exceeds standard reaches 130,000 hectares.Heavy metal-polluted soil and Organic Pollution can reduce quality of agricultural product, affect quality and the use value of soil, but also can work the mischief to health and ecological environment.Thereby soil pollution reparation has become the vital task of field of Environment Protection.Chinese utility model patent is shown in that publication number is: CN202655328U, within open day, be: 2013-01-09, it discloses the broken prosthetic appliance that mixes of a kind of integral type contaminated soil, with solve soil breaking in the processing procedure of heavy-metal contaminated soil not fully, the technical problem inhomogeneous with stabilization agent mix and blend.Chinese utility model patent is shown in that publication number is: CN202877224U, within open day, be: 2013-04-17, it discloses a kind of dosing, driving, fragmentation, has been uniformly mixed integral type contaminated soil original position prosthetic appliance, and to solve, soil breaking in the processing procedure of heavy metal and organic material contaminated soil is abundant, inhomogeneous with stabilization agent mix and blend not, can not be more broken, dosing when mixing, stirring, technical problem that dystopy processing cost is high.The equipment that above two patents provide is all applicable to solidifying and stabilization processes of contaminated soil, its principle is that appropriate heavy metal stabilization medicament is mixed with contaminated soil, Heavy Metals in Contaminated Soils and stabilization agent are reacted, to improve the stability of heavy metal contaminants, make that it is water-soluble, diffusivity and biological effectiveness reduce, thereby alleviate its harm, but the heavy metal after overcuring, easily activation once again when environmental condition changes, the pollutants such as heavy metal and agricultural chemicals likely pollute soil again.
Absorption method refers to utilizes those materials with loose structure to adsorb the heavy metal ion in environment.Absorption method can be by adsorbent is rendered in surrounding medium, thereby the heavy metal in surrounding medium is optionally adsorbed, and can by certain method, make adsorbent separate from soil, thoroughly eradicates soil pollution.
Summary of the invention
The technical problems to be solved in the utility model, be to provide a kind of contaminated soil prosthetic appliance being applicable to containing the assorted material of hard, when prosthetic appliance carries out work, as long as add special-purpose adsorbent, can realize adsorbent renders in soil uniformly, contaminated soil is repaired, and can be reclaimed the saturated adsorbent of absorption by magnetic separating device, avoided the residual secondary pollution that soil is caused of adsorbent; Namely the purpose of this utility model has been to provide a kind of prosthetic appliance itself.Breaker of the present utility model is mainly applicable to the fragmentation containing the contaminated soil of the assorted material of hard, the feature that there is cutting, impacts, pushes, draws the composite breakings such as mill due to breaker, the stone containing can effectively isolate soil in broken soil in, the assorted material of the hard such as fragment of brick.
The utility model is achieved in that a kind of contaminated soil prosthetic appliance being applicable to containing the assorted material of hard, comprises a car body, is disposed with soil conveying device and material stirring conveying device on described car body; On the second feed hopper of described material stirring conveying device, be provided with a breaker, described soil conveying device comprises: soil cutting shovel, the first conveyer and material lifting device, described soil cutting shovel tail end bottom arranges described the first conveyer, described material lifting device is connected with soil cutting shovel, and material lifting device is positioned on the first conveyer; Described breaker comprises: casing, motor, the first feed hopper, discharge bucket, semicircle shape bar grizzl(e)y, material toggling roller and crushing cutter, described crushing cutter comprises a turning cylinder, on described turning cylinder, be installed with side by side a plurality of knife rests, each knife rest circumferencial direction is provided with a plurality of tool rests, and tool rest is uniformly distributed, make tool rest be connected to knife rest top, on each tool rest, reaping hook is installed; Turning cylinder is installed in casing, and described motor is installed on car body, and drives material toggling roller and turning cylinder to rotate; Described the first feed hopper is positioned at the top of casing, lean forward and extend turning cylinder horizontal line in the first feed hopper antetheca lower end, the first feed hopper rear wall lower end hypsokinesis extends turning cylinder vertical line, described casing below is provided with described semicircle shape bar grizzl(e)y, this semicircle shape bar grizzl(e)y is positioned at the below of turning cylinder, and is positioned at the top of discharge bucket; Described crushing cutter top is provided with described material toggling roller with the first feed hopper interface position; Described chassis sidewall has Pai Shikou, is connected with row's stone bucket on described row's stone mouth; The end of described the first conveyer is positioned on the first feed hopper of casing, the second feed hopper of described material stirring conveying device is positioned at described discharge bucket below, the added adsorbent that is provided with of described car body is thrown in hopper, and this adsorbent is thrown in the top that hopper is positioned at the second feed hopper; The discharging opening undercarriage of described material stirring conveying device is provided with a second conveyor, is provided with a magnetic separating device on described second conveyor; Between the drum housing of described magnetic separating device and material stirring conveying device, set up an adsorbent and reclaimed hopper.
Further, described material stirring conveying device comprises frame, drum housing, conveyor screw, speed detector, reductor, the second motor, the second feed hopper and discharging opening, described erecting is placed on car body, and back-up roller housing, described conveyor screw is located in drum housing, described speed detector connects conveyor screw one end, described reductor connects the conveyor screw other end, described the second motor connects reductor, described the second feed hopper is located at one end of drum housing, and the other end of drum housing is offered described discharging opening.
Further, described conveyor screw comprises main shaft and helical blade, and described main shaft is erected in drum housing, and described helical blade is sheathed on main shaft; Between the described spirochetal blade of ribbon spiral between two, be provided with stirring rod.
Further, described magnetic separating device comprises magnetic roll body and for supporting the bracing frame of magnetic roll body, described magnetic roll body consists of magnetic cylinder and several magnetospheres that are contained on magnetic cylinder, the two ends of described magnetic cylinder are provided with flange, described magnetosphere is contained between two flanges, and the magnetic force face polarity between adjacent magnetosphere is identical; On described magnetic cylinder circumferential outer surface, be interval with complex root blend stop, described blend stop has extended upward a plurality of poking bars.
The utility model has the advantage of: by soil conveying device, soil horizon is delivered to breaker, breaker carries out fragmentation to soil and is placed on material stirring conveying device, at adsorbent, throw in hopper and add adsorbent, adsorbent mixes and renders in soil with the soil after fragmentation like this, adsorbent can adsorb pollutants such as the heavy metal in soil and agricultural chemicals, finally by magnetic separating device, the saturated adsorbent of absorption is reclaimed, thereby realize the harmless separated of pollutant and soil, avoided the residual secondary pollution that soil is caused of adsorbent, in addition, the process of this equipment rehabilitating soil completes in original place, without by contaminated soil transfer processing, convenient and time-saving, cost-saving, applicable to large-area contaminated soil reparation.Breaker of the present utility model is mainly applicable to the fragmentation containing the contaminated soil of the assorted material of hard, the feature that there is cutting, impacts, pushes, draws the composite breakings such as mill due to breaker, the stone containing can effectively isolate soil in broken soil in, the assorted material of the hard such as fragment of brick.The utility model has been to provide a kind of prosthetic device, can remediating heavy metal by Special adsorbent (being with magnetic adsorbent) in the situation that and the contaminated soil such as agricultural chemicals.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of breaker of the present utility model.
Fig. 3 is breaker partial schematic diagram of the present utility model.
Fig. 4 is the structural representation of material stirring conveying device in the utility model.
Fig. 5 is the structural representation of magnetic separating device in the utility model.
Fig. 6 is the partial schematic diagram of magnetic separating device in the utility model.
The specific embodiment
Refer to shown in Fig. 1 to Fig. 6, a kind of contaminated soil prosthetic appliance being applicable to containing the assorted material of hard, comprises a car body 1, is disposed with soil conveying device 2 and material stirring conveying device 3 on described car body 1; On the second feed hopper 31 of described material stirring conveying device 3, be provided with a breaker 4, described soil conveying device 2 comprises: soil cutting shovel 21, the first conveyer 22 and material lifting device 23, described soil cutting shovel 21 tail end bottoms arrange described the first conveyer 22, described material lifting device 23 is connected with soil cutting shovel 21, and material lifting device 23 is positioned on the first conveyer 22; Described breaker 4 comprises: casing 41, motor 42, the first feed hopper 43, discharge bucket 44, semicircle shape bar grizzl(e)y 45, material toggling roller 46 and crushing cutter 47, described crushing cutter 47 comprises a turning cylinder 472, on described turning cylinder 472, be installed with side by side a plurality of knife rests 473, each knife rest 473 circumferencial directions are provided with a plurality of tool rests 474, and tool rest 474 is uniformly distributed, make tool rest 474 be connected to knife rest 473 tops, on each tool rest 474, reaping hook is installed; Turning cylinder 471 is installed in casing 41, and described motor 42 is installed on car body 1, and drives material toggling roller 46 and turning cylinder 471 to rotate; Described the first feed hopper 44 is positioned at the top of casing 41, lean forward and extend turning cylinder 472 horizontal lines in the first feed hopper 43 antetheca lower ends, the first feed hopper 43 rear wall lower end hypsokinesis extend turning cylinder 472 vertical lines, described casing 41 belows are provided with described semicircle shape bar grizzl(e)y 45, this semicircle shape bar grizzl(e)y 45 is positioned at the below of turning cylinder 472, and is positioned at the top of discharge bucket 44; Described crushing cutter 47 tops and the first feed hopper 43 interface positions are provided with described material toggling roller 46; Described casing 41 sidewalls have Pai Shikou (not shown), are connected with row's stone bucket 48 on described row's stone mouth; The end of described the first conveyer 22 is positioned on the first feed hopper 43 of casing 41, the second feed hopper 31 of described material stirring conveying device 3 is positioned at described discharge bucket 44 belows, the added adsorbent that is provided with of described car body 1 is thrown in hopper 5, and this adsorbent is thrown in the top that hopper 5 is positioned at the second feed hopper 31; Discharging opening 32 undercarriages of described material stirring conveying device 3 are provided with a second conveyor 6, are provided with a magnetic separating device 7 on described second conveyor 6; Between described magnetic separating device 7 and the drum housing 34 of material stirring conveying device 3, set up an adsorbent and reclaimed hopper 8.
Wherein, in the utility model, described material stirring conveying device 3 comprises frame 33, drum housing 34, conveyor screw 35, speed detector 36, reductor 37, the second motor 38, the second feed hopper 31 and discharging opening, described frame 33 is arranged on car body 1, and back-up roller housing 34, described conveyor screw 35 is located in drum housing 34, described speed detector 36 connects conveyor screw 35 one end, described reductor 37 connects conveyor screw 35 other ends, described the second motor 38 connects reductor 37, described the second feed hopper 31 is located at one end of drum housing 34, the other end of drum housing 34 is offered described discharging opening 32.Described conveyor screw 35 comprises main shaft 351 and helical blade 352, and described main shaft 351 is erected in drum housing 34, and described helical blade 352 is sheathed on main shaft 351; Between the blade of ribbon spiral between two 352 of described conveyor screw 35, be provided with stirring rod (not shown).Make like this soil and adsorbent stir more even, and can clogging drum housing 34, stirring efficiency improved.
In the utility model, described magnetic separating device 7 comprises magnetic roll body 71 and for supporting the bracing frame (not shown) of magnetic roll body 71, described magnetic roll body 71 consists of magnetic cylinder 711 and several magnetospheres 712 that are contained on magnetic cylinder 711, the two ends of described magnetic cylinder 711 are provided with flange 713, described magnetosphere 712 is contained between two flanges 713, and the magnetic force face polarity between adjacent magnetosphere 712 is identical; On described magnetic cylinder 711 circumferential outer surfaces, be interval with complex root blend stop 714, described blend stop 714 has extended upward a plurality of poking bars 715.
Operation principle of the present utility model is as follows:
During soil conveying device 2 work due to the front of vehicle and then make soil enter soil cutting shovel 21, soil transmits to soil cutting shovel 21 rear portions via the first conveyer 22 again, reduced the resistance of motion of soil, avoid or reduced the situation of solid accumulation, material lifting device 23 is by the soil conveying of rising, can realize the breaker 4 that the soil of upper soll layer 100-300mm is sent to continuously to vehicle interior, 4 pairs of soil of breaker carry out fragmentation and are placed on material stirring conveying device 3, described breaker 4 comprises: casing 41, motor 42, the first feed hopper 43, discharge bucket 44, semicircle shape bar grizzl(e)y 45, material toggling roller 46 and crushing cutter 47, crushing cutter 47 can be to containing stone, and the soil breaking of the assorted material of the hard such as fragment of brick has advantages of that production capacity is high, breaking capacity is strong, simple in structure.Adsorbent is thrown in hopper 5 and is thrown in adsorbent simultaneously, adsorbent enters material stirring conveying device 3 with certain speed, the two enters adsorbent and broken soil uniformly in certain proportion thing material stirring conveying device 3 and stirs, magnetic adsorbent and soil are carried while being uniformly mixed to vehicle tail in material stirring conveying device 3, finally the afterbody in material stirring conveying device 3 falls on a second conveyor 6, the top of second conveyor 6 is magnetic separating devices 7, when the soil that is mixed with magnetic adsorbent was when second conveyor 6 sent body bottom, metal poking bar 715 can stir mixed material, make the soil that is bonded together further separated with adsorbent, the magnetic of being convenient to 71 pairs of magnetic adsorbents of magnetic roll body is attached, improve the efficiency of separation.When exercising the input operation of adsorbent, magnetic roll body 71 is inoperative, and the adsorbent mixing and soil are transported to after vehicle tail through second conveyor 6, directly enters on the ground, fills the part soil being scooped away, and makes soil layer return to original height.When exercising the reclaimer operation of adsorbent, start magnetic roll body 71, magnetic roll body 71 is with certain rotating speed rotation, the soil that is mixed with adsorbent carries by second conveyor 6 below that is sent to magnetic cylinder 711, magnetic adsorbent is attracted on magnetic roll body 71, magnetic roll body 71 is dumped in adsorbent recovery hopper 8 after rotating to a high position, thereby completes remediating heavy metal and pesticide contaminated soil.
Breaker of the present utility model is mainly applicable to the fragmentation of many gravel soils, because breaker has cutting, impacts, pushes, draws the composite breakings such as mill, can effective separated soil in broken soil in the hard impurity such as bulk gravel.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240646.2U CN203886928U (en) | 2014-05-12 | 2014-05-12 | Restoration equipment suitable for polluted soil containing hard hybrid materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240646.2U CN203886928U (en) | 2014-05-12 | 2014-05-12 | Restoration equipment suitable for polluted soil containing hard hybrid materials |
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| CN203886928U true CN203886928U (en) | 2014-10-22 |
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| CN201420240646.2U Expired - Fee Related CN203886928U (en) | 2014-05-12 | 2014-05-12 | Restoration equipment suitable for polluted soil containing hard hybrid materials |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104690086A (en) * | 2015-02-05 | 2015-06-10 | 北京科林索尔环境修复有限责任公司 | Multifunctional polluted soil treatment equipment |
| CN104759461A (en) * | 2015-03-27 | 2015-07-08 | 徐州工程学院 | Vehicle mobile soil washing and repairing device |
| CN105772200A (en) * | 2016-04-22 | 2016-07-20 | 扬州大学 | Biomass straw smashing and mixing device |
| CN106077063A (en) * | 2016-08-10 | 2016-11-09 | 大连德联投资控股有限公司 | A horizontal flat-top shower of a vehicle-mounted integrated soil remediation device |
| CN107684973A (en) * | 2017-09-30 | 2018-02-13 | 无锡市稀土永磁厂 | The belt recycling machine of rare earth permanent-magnetic material |
| CN108212284A (en) * | 2017-12-21 | 2018-06-29 | 袁加衡 | A kind of prosthetic device of As polluted soil |
| CN108339843A (en) * | 2018-02-25 | 2018-07-31 | 安溪县都源达包装材料有限公司 | A kind of modified soil restoring device |
| EP3636345A1 (en) * | 2018-10-08 | 2020-04-15 | Ecohog Limited | Machine for magnetic separation |
| CN112439776A (en) * | 2020-10-23 | 2021-03-05 | 山西大地民基生态环境股份有限公司 | Movable heavy metal contaminated soil sorting and repairing device |
| CN113145637A (en) * | 2021-04-02 | 2021-07-23 | 赵文灏 | Microbial degradation's soil prosthetic devices |
| CN115156274A (en) * | 2022-06-29 | 2022-10-11 | 井冈山大学 | A soil remediation device that restores the function of contaminated soil |
| CN115958052A (en) * | 2022-09-15 | 2023-04-14 | 山东迈雅生物科技股份有限公司 | Cadmium pollution-based soil remediation system and method |
-
2014
- 2014-05-12 CN CN201420240646.2U patent/CN203886928U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104690086A (en) * | 2015-02-05 | 2015-06-10 | 北京科林索尔环境修复有限责任公司 | Multifunctional polluted soil treatment equipment |
| CN104690086B (en) * | 2015-02-05 | 2018-01-30 | 北京科林索尔环境修复有限责任公司 | Multi-functional Polluted Soil processing equipment |
| CN104759461A (en) * | 2015-03-27 | 2015-07-08 | 徐州工程学院 | Vehicle mobile soil washing and repairing device |
| CN105772200A (en) * | 2016-04-22 | 2016-07-20 | 扬州大学 | Biomass straw smashing and mixing device |
| CN105772200B (en) * | 2016-04-22 | 2017-11-28 | 扬州大学 | A kind of biomass straw crushes and mixing device |
| CN106077063A (en) * | 2016-08-10 | 2016-11-09 | 大连德联投资控股有限公司 | A horizontal flat-top shower of a vehicle-mounted integrated soil remediation device |
| CN107684973A (en) * | 2017-09-30 | 2018-02-13 | 无锡市稀土永磁厂 | The belt recycling machine of rare earth permanent-magnetic material |
| CN108212284A (en) * | 2017-12-21 | 2018-06-29 | 袁加衡 | A kind of prosthetic device of As polluted soil |
| CN108339843A (en) * | 2018-02-25 | 2018-07-31 | 安溪县都源达包装材料有限公司 | A kind of modified soil restoring device |
| EP3636345A1 (en) * | 2018-10-08 | 2020-04-15 | Ecohog Limited | Machine for magnetic separation |
| US11420213B2 (en) | 2018-10-08 | 2022-08-23 | Ecohog Limited | Machine for magnetic separation |
| CN112439776A (en) * | 2020-10-23 | 2021-03-05 | 山西大地民基生态环境股份有限公司 | Movable heavy metal contaminated soil sorting and repairing device |
| CN113145637A (en) * | 2021-04-02 | 2021-07-23 | 赵文灏 | Microbial degradation's soil prosthetic devices |
| CN115156274A (en) * | 2022-06-29 | 2022-10-11 | 井冈山大学 | A soil remediation device that restores the function of contaminated soil |
| CN115156274B (en) * | 2022-06-29 | 2023-10-20 | 井冈山大学 | Soil restoration device for restoring contaminated soil |
| CN115958052A (en) * | 2022-09-15 | 2023-04-14 | 山东迈雅生物科技股份有限公司 | Cadmium pollution-based soil remediation system and method |
| CN115958052B (en) * | 2022-09-15 | 2024-02-02 | 山东迈雅生物科技股份有限公司 | Cadmium pollution-based soil remediation system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20190512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |