CN108526213A - A kind of chemical industry soil sulfate pollution prosthetic device again - Google Patents
A kind of chemical industry soil sulfate pollution prosthetic device again Download PDFInfo
- Publication number
- CN108526213A CN108526213A CN201810327279.2A CN201810327279A CN108526213A CN 108526213 A CN108526213 A CN 108526213A CN 201810327279 A CN201810327279 A CN 201810327279A CN 108526213 A CN108526213 A CN 108526213A
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- China
- Prior art keywords
- pipe
- plate
- guide plate
- fixed
- chemical industry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention provides a kind of chemical industry soil sulfate pollution prosthetic devices again, including vehicle frame and the wheel being arranged on vehicle frame, further include the injection equipment with the first elevating mechanism and the mechanism of ploughing with the second elevating mechanism, injection equipment is arranged in one end of vehicle frame, the other end in vehicle frame is arranged against injection equipment in mechanism of ploughing, and the first elevating mechanism and the second elevating mechanism are fixed on vehicle frame.Chemical industry soil provided by the invention sulfate pollution prosthetic device again, keeps medicament and soil mix uniform, improves mechanization and automatization level, improve the efficiency that sulfate pollution soil is repaired again.
Description
Technical field
The present invention relates to livestock-raising facility technology fields, and in particular to a kind of chemical industry soil sulfate pollution repairs dress again
It sets.
Background technology
China's soil environment situation totally allows of no optimist, and some areas soil pollution is heavier, and arable soil environmental quality is born
Sorrow, industry and mining discarded ground soil environment outstanding problem, remediation contaminated soil are extremely urgent.Near sulfuric acid plant, soil due to by
Influence to sulfuric acid wastewater containing is influenced to different extents, or even in sulfuric acid transportational process, and the leakage problem of generation causes
Soil is heavily contaminated, and slight pollution makes people be faced with the threat of sulfuric acid erosion in active procedure, if serious,
Leading to soil or farmland, not even a blade of grass grows.
When sulfuric acid impacts neighbouring farmland, the growth of crops, yield and quality all have a great impact, into
And food security is influenced, it by food chain, finally causes damages to health, is directly related to the common people's " peace on the tip of the tongue
Entirely ".Therefore, it is necessary to reinforce the prevention and reparation of soil soil pollution.
Land pollution recovery technique includes mainly four kinds：Engineering measure, agronomy regulation measure, passivation recovery technique, plant
Recovery technique etc..These recovery techniques are low in the prevalence of mechanization and the degree of automation during practice, without special
The equipment of door, efficiency is low, the defects of medicament and soil mix are uneven, affect working efficiency, benefit and the effect of farmland reparation
Fruit.
Invention content
The purpose of the present invention is to provide a kind of chemical industry soil sulfate pollution prosthetic devices again, solve prior art Chinese medicine
The technical problem that agent and soil mix be uneven and mechanization, the degree of automation are low, improves sulfate pollution soil and repairs again
Efficiency.
A kind of chemical industry soil sulfate pollution prosthetic device, including vehicle frame and the wheel being arranged on the vehicle frame again, is also wrapped
The injection equipment with the first elevating mechanism and the mechanism of ploughing with the second elevating mechanism are included, the injection equipment is arranged in institute
State one end of vehicle frame, the other end in the vehicle frame, first lifting is arranged against the injection equipment in the mechanism of ploughing
Mechanism and second elevating mechanism are fixed on the vehicle frame.
One end of first side plate is additionally provided with push rod.
The injection equipment includes ejection assemblies and promotes the rotational motion mechanism of neutralizer homogenization, the ejection assemblies
Including placing vertically and side is provided with the first jet pipe of several valves, second that one end is connect with first jet pipe top
Jet pipe, the compression pump being connect with the second jet pipe other end, the neutralization liquid case being connect with the compression pump, the compression pump and
The neutralization liquid case is fixed on extension board, and the extension board is fixed at the outside of the vehicle frame, first spray
Pipe and several described valves are arranged close to the drilling pipe inner wall；
The drilling pipe side wall setting array through-hole and flight；
First jet pipe is metal material, and the material of second jet pipe is rubber material；
The ejection assemblies are also connected with the rotational motion mechanism for making the drilling pipe rotation.
The rotational motion mechanism includes the bearing for being fixed at the drilling pipe upper end, is horizontally arranged and by described
The fixed plate that bearing is connect with the drilling pipe and the first motor being connect with the drilling pipe upper end by the first belt；
The fixed plate bottom surface is fixedly connected with the first horizontal positioned guide plate, first guide plate and first elevating mechanism
Connection；
The first motor is fixed at the side of first guide plate；
First guide plate is connect with first elevating mechanism.
First elevating mechanism includes the first leading screw for passing perpendicularly through first guide plate upper surface, be respectively perpendicular across
First guide post at first guide plate both ends and the second motor being connect with first leading screw top by the second belt；
The bottom of first guide post is fixed at by bottom plate on the vehicle frame, and the vehicle frame includes first be vertically arranged
Side plate, the second side plate and the upper plate for being fixedly connected on first side plate and second side plate top, second motor
It is fixed at the upper plate top surface；
It is provided with the first spring on the second guide post between the bottom plate upper surface and first guide plate bottom surface；
In order to avoid the interference between parts, first leading screw and the protrusive board for being fixed at first guide plate side connect
It connects.
It is additionally provided with the mechanism of ploughing close to first elevating mechanism.
The mechanism of ploughing includes horizontal positioned shaft, the array rake teeth being fixed in the shaft, by solid
Reservation connect the second guide plate with the shaft, is fixed at the third electricity connecting on second guide plate and with the shaft
Machine；
The front end of the rake teeth is provided with hook portion；
Second guide plate is also connected with the second elevating mechanism for making the mechanism up and down motion of ploughing.
Second elevating mechanism includes the second leading screw for passing perpendicularly through second guide plate upper surface, be respectively perpendicular across
Second guide post at second guide plate both ends and the actuating unit being connect with second leading screw top；
The bottom of second guide post is fixedly connected by bottom plate with second side plate；
It is provided with second spring on the second guide post between the bottom plate upper surface and second guide plate bottom surface.
The actuating unit is driving motor；
Alternatively, the actuating unit includes third belt and described in being connect with second leading screw by the third belt
The thread rotary orientation of second motor, second leading screw is opposite with the first leading screw.
The thread rotary orientation and the first leading screw of second leading screw are on the contrary, make first elevating mechanism and the second elevating mechanism
The direction of motion on the contrary, avoid injection equipment and plough mechanism work interfere with each other.
The drilling pipe has several, and it is intermeshing that several are fixedly installed in the upper ends of several drilling pipes respectively
Gear；
Several described drilling pipes are arranged by bearing in the fixed plate, and the bottom surface of several gears is close to the fixation
The upper surface of plate.
The ejection assemblies further include the recycling component for recycling drilling pipe bottom neutralizer, the recycling component packet
Include the first suction pipe being placed on vertically inside the drilling pipe, the second suction pipe that one end is connect with first pipette tip and institute
The water pumper of second suction pipe other end connection is stated, the water pumper is connected to the neutralization liquid case, the material of first suction pipe
Material for metal material, second suction pipe is rubber material；
The drilling pipe bottom lock.
First suction pipe bottom is less than first jet pipe bottom and the drilling pipe bottom at a distance from the drilling pipe bottom
The distance in portion；
The bottom of first suction pipe is less than the minimum point of the drilling pipe through-hole.This design contributes to the solution of drilling pipe bottom
Suction is clean, contributes to the recycling of solution.
The present invention reaches following remarkable result：
（1）, pass through drilling pipe be set so that jet pipe can in depth under, help to neutralize in the sulfuric acid of below ground, while making rotation
Neutralizer is taken to each position of soil by the drilling pipe turned, is contributed to the homogenization neutralized, is enhanced the effect of reparation；
（2）, setting ploughs mechanism so that before device is repaired, soil can be carried out in advance soft, contribute to follow-up drilling pipe
Rotary work；
（3）, setting the first elevating mechanism and the second elevating mechanism, make the direction of motion of the first elevating mechanism and the second elevating mechanism
On the contrary, in this way when ploughing mechanism work, injection equipment is stopped, when injection equipment works, mechanism of ploughing
It is stopped, the work of make to plough mechanism and injection equipment is independent of each other.
Description of the drawings
Fig. 1 is the structural schematic diagram of prosthetic device again in the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of injection equipment in the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of jet pipe and suction pipe in the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the first elevating mechanism in the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the second elevating mechanism in the embodiment of the present invention.
Fig. 6 is the structural schematic diagram of rake teeth in the embodiment of the present invention.
Wherein, reference numeral is：1, wheel；2, injection equipment；2-1, drilling pipe；2-2, flight；2-3, the first guide plate；2-
4, gear；2-5, first motor；2-6, nozzle component；2-61, valve；2-62, the first jet pipe；2-63, the second jet pipe；2-3,
One guide plate；2-7, suction pipe assembly；2-71, the first suction pipe；2-72, the second suction pipe；2-8, the first belt；2-9, protrusive board；3, extend
Plate；4, liquid case is neutralized；5, compression pump；6, water pumper；7, push rod；8, the first leading screw；9, upper plate；10, the second belt；11,
Two leading screws；11-1, column；12, third belt；13, the second motor；14, the first side plate；14-1, the first spring；14-2, first
Guide post；15, the second side plate；15-1, second spring；15-2, the second guide post；15-3, third motor；15-4, rake teeth.
Specific implementation mode
In order to more clearly illustrate the technical characterstic of this programme, below by specific implementation mode, this programme is carried out
It illustrates.
Referring to Fig. 1, a kind of chemical industry soil sulfate pollution prosthetic device again, including vehicle frame and the wheel 1 that is arranged on vehicle frame,
Further include the injection equipment 2 with the first elevating mechanism and the mechanism of ploughing with the second elevating mechanism, injection equipment setting exists
The other end in vehicle frame, the first elevating mechanism and the second elevating mechanism is arranged against injection equipment in one end of vehicle frame, mechanism of ploughing
It is fixed on vehicle frame.
One end of vehicle frame is additionally provided with push rod 7.
Referring to Fig. 2 and Fig. 3, injection equipment 2 includes ejection assemblies and promotes the rotational motion mechanism of neutralizer homogenization, spray
It includes that placement and side are provided with the first jet pipe 2-62 of several valves, one end and the first tops jet pipe 2-62 vertically to penetrate component
Second jet pipe 2-63 of connection, the compression pump 5 being connect with the second jet pipe 2-63 other ends, the neutralization liquid case being connect with compression pump 5
4, compression pump 5 and neutralization liquid case 4 are fixed on extension board 3, and extension board 3 is fixed at the outside of vehicle frame, the first jet pipe
2-62 and several valves 2-61 is arranged close to drilling pipe 2-1 inner walls, the first jet pipe 2-62, the second jet pipe 2-63 and valve 2-61 structures
At nozzle component 2-6；
Array through-hole and flight 2-2 is arranged in drilling pipe 2-1 side walls；
First jet pipe is metal material, and the material of the second jet pipe 2-63 is rubber material；
Ejection assemblies are also connected with the rotational motion mechanism for making drilling pipe 2-1 rotate.
Rotational motion mechanism includes the bearing for being fixed at the upper ends drilling pipe 2-1, is horizontally arranged and by bearing and brill
The fixed plate of cylinder 2-1 connections and the first motor 2-5 being connect with the upper ends drilling pipe 2-1 by the first belt 2-8；
Fixed plate bottom surface is fixedly connected with the first horizontal positioned guide plate 2-3, and the first guide plate 2-3 is connect with the first elevating mechanism；
First motor 2-5 is fixed at the side of the first guide plate 2-3；
First guide plate 2-3 is connect with the first elevating mechanism.
Referring to Fig. 4, the first elevating mechanism includes the first leading screw 8 for passing perpendicularly through the first upper surfaces guide plate 2-3, is respectively perpendicular
Across the first both ends guide plate 2-3 the first guide post 2-3 and by the second belt 10 connect with 8 top of the first leading screw second electricity
Machine 13；
The bottom of first guide post 14-2 is fixed at by bottom plate on vehicle frame, vehicle frame include the first side plate 14 being vertically arranged,
Second side plate 15 and the upper plate 9 for being fixedly connected on 15 top of the first side plate 14 and the second side plate, the fixed setting of the second motor 13
In 9 top surface of upper plate；
It is provided with the first spring 14-1 on the second guide post 15-2 between bottom plate upper surface and the first bottom surfaces guide plate 2-3；
In order to avoid the interference between parts, the first leading screw 8 connects with the protrusive board 2-9 for being fixed at the first sides guide plate 2-3
It connects.
It is additionally provided with mechanism of ploughing close to the first elevating mechanism.
Referring to Fig. 6, mechanism of ploughing includes horizontal positioned shaft, the array rake teeth 15-4 being fixed in shaft, logical
Fixed seat is crossed to connect the second guide plate with shaft, be fixed on the second guide plate and be connected with the rotating shaft third motor 15-3；
The front end of rake teeth 15-4 is provided with hook portion；
Second guide plate is also connected with the second elevating mechanism of the mechanism up and down motion that makes to plough.
Referring to Fig. 5, the second elevating mechanism includes the second leading screw 11 for passing perpendicularly through the second guide plate upper surface, is respectively perpendicular and wears
The actuating unit crossed the second guide post 15-2 at the second guide plate both ends and connect with 11 top of the second leading screw；
In order to increase the contact area of the second leading screw 11 and the second guide plate, column 11-1 is fixedly installed in the top surface of the second guide plate,
Second leading screw is connect across the second column with the second guide plate；
The bottom of second guide post is fixedly connected by bottom plate with the second side plate；
It is provided with second spring 15-1 on the second guide post 15-2 between bottom plate upper surface and the second guide plate bottom surface.
Actuating unit is driving motor；
Alternatively, actuating unit includes third belt 12 and the second motor for being connect with the second leading screw 11 by third belt 12
13, the thread rotary orientation of the second leading screw 11 is opposite with the first leading screw 8.
The thread rotary orientation of second leading screw 11 and the first leading screw 8 are on the contrary, make the fortune of the first elevating mechanism and the second elevating mechanism
Dynamic direction interferes with each other on the contrary, avoiding injection equipment with what mechanism of ploughing worked.
Drilling pipe 2-1 has several, several intermeshing teeth are fixedly installed in the upper end of several drilling pipes 2-1 respectively
Take turns 2-4；
Several drilling pipes 2-1 is arranged by bearing in fixed plate, the bottom surface of several gears 2-4 is close to the upper end of fixed plate
Face.
Referring to Fig. 3, ejection assemblies further include the recycling component for recycling drilling pipe bottom neutralizer, and recycling component includes perpendicular
The second suction pipe 2-72 that straight the first suction pipe 2-71 being placed on inside drilling pipe 2-1, one end are connect with the first tops suction pipe 2-71 and
The water pumper 6 of second suction pipe 2-72 other ends connection, water pumper 6 are connected to liquid case 4 is neutralized, and the material of the first suction pipe 2-71 is gold
Belong to material, the material of the second suction pipe 2-72 is rubber material, and the first suction pipe 2-71 and the second suction pipe 2-72 constitute suction pipe assembly 2-
7；
Drilling pipe 2-1 bottom locks.
First bottoms suction pipe 2-71 are less than the first bottoms jet pipe 2-62 and the bottoms drilling pipe 2-1 at a distance from the bottoms drilling pipe 2-1
Distance；
The bottom of first suction pipe 2-71 is less than the minimum point of drilling pipe 2-1 through-holes.This design contributes to the solution of drilling pipe bottom
Suction is clean, contributes to the recycling of solution.
The course of work of the present invention：
When start-up operation, start the second motor and third motor so that mechanism of ploughing declines, and injection equipment rises at this time, rake teeth
High speed rotation, at the same it is whole by push rod pushing meanss, and after one section of working time, the soil of certain area becomes soft, at this time
Stopping third motor to work and make the second motor reversal, while starting first motor, mechanism of ploughing rises, and injection equipment declines,
Drilling pipe high speed rotation, starts compression pump and water pumper, neutralizer are sprayed from the first jet pipe, and the madial wall of neutralizer and drilling pipe connects
It touches and is combined with the soil on the outside of drilling pipe by array through-hole, neutralizer flow to each of soil under the drive of rotation drilling pipe
A part, comes into full contact with acid soil, realizes the homogenization of mixing.
Technical characteristic of the present invention without description can realize that details are not described herein by or using the prior art, certainly,
Above description is not limitation of the present invention, and the present invention is also not limited to the example above, the ordinary skill of the art
The variations, modifications, additions or substitutions that personnel are made in the essential scope of the present invention should also belong to the protection model of the present invention
It encloses.
Claims (10)
1. a kind of chemical industry soil sulfate pollution prosthetic device, including vehicle frame and the wheel being arranged on the vehicle frame, feature again
It is, further includes the injection equipment with the first elevating mechanism and the mechanism of ploughing with the second elevating mechanism, the spraying machine
Structure is arranged in one end of the vehicle frame, and the other end in the vehicle frame, institute is arranged against the injection equipment in the mechanism of ploughing
It states the first elevating mechanism and second elevating mechanism is fixed on the vehicle frame.
2. chemical industry soil according to claim 1 sulfate pollution prosthetic device again, which is characterized in that the injection equipment packet
It includes ejection assemblies and promotes the rotational motion mechanism of neutralizer homogenization, the ejection assemblies include vertical placement and side is arranged
There is the second jet pipe that the first jet pipe of several valves, one end connect with first jet pipe top, another with second jet pipe
The compression pump of one end connection, the neutralization liquid case being connect with the compression pump, the compression pump and neutralization liquid case fixed setting
On extension board, the extension board is fixed at the outside of the vehicle frame, and first jet pipe and several described valves lean on
The nearly drilling pipe inner wall setting；
The drilling pipe side wall setting array through-hole and flight；The material of first jet pipe be metal material, described second
The material of jet pipe is rubber material；
The ejection assemblies are also connected with the rotational motion mechanism for making the drilling pipe rotation.
3. chemical industry soil according to claim 2 sulfate pollution prosthetic device again, which is characterized in that the rotary motion machine
Structure includes the bearing for being fixed at the drilling pipe upper end, is horizontally arranged and is consolidated with what the drilling pipe was connect by the bearing
Fixed board and the first motor being connect with the drilling pipe upper end by the first belt；
The fixed plate bottom surface is fixedly connected with the first horizontal positioned guide plate, first guide plate and first elevating mechanism
Connection；The first motor is fixed at the side of first guide plate；First guide plate and first elevating mechanism
Connection.
4. chemical industry soil according to claim 3 sulfate pollution prosthetic device again, which is characterized in that first elevator
Structure includes the first leading screw for passing perpendicularly through first guide plate upper surface, is respectively perpendicular first across first guide plate both ends
Guide post and the second motor being connect with first leading screw top by the second belt；
The bottom of first guide post is fixed at by bottom plate on the vehicle frame, and the vehicle frame includes first be vertically arranged
Side plate, the second side plate and the upper plate for being fixedly connected on first side plate and second side plate top, second motor
It is fixed at the upper plate top surface；
It is provided with the first spring on the second guide post between the bottom plate upper surface and first guide plate bottom surface；
It is additionally provided with the mechanism of ploughing close to first elevating mechanism.
5. chemical industry soil according to claim 4 sulfate pollution prosthetic device again, which is characterized in that the mechanism packet of ploughing
It includes horizontal positioned shaft, the array rake teeth that is fixed in the shaft, by fixed seat connect second with the shaft
Guide plate is fixed at the third motor connecting on second guide plate and with the shaft；The front end of the rake teeth is arranged
There is hook portion；
Second guide plate is also connected with the second elevating mechanism for making the mechanism up and down motion of ploughing.
6. chemical industry soil according to claim 5 sulfate pollution prosthetic device again, which is characterized in that second elevator
Structure includes the second leading screw for passing perpendicularly through second guide plate upper surface, is respectively perpendicular second across second guide plate both ends
Guide post and the actuating unit being connect with second leading screw top；
The bottom of second guide post is fixedly connected by bottom plate with second side plate；
It is provided with second spring on the second guide post between the bottom plate upper surface and second guide plate bottom surface.
7. chemical industry soil according to claim 6 sulfate pollution prosthetic device again, which is characterized in that the actuating unit is
Driving motor；
Alternatively, the actuating unit includes third belt and described in being connect with second leading screw by the third belt
The thread rotary orientation of second motor, second leading screw is opposite with the first leading screw.
8. chemical industry soil according to claim 2 sulfate pollution prosthetic device again, which is characterized in that if the drilling pipe has
Dry, several pitch wheels are fixedly installed in the upper end of several drilling pipes respectively；
Several described drilling pipes are arranged by bearing in the fixed plate, and the bottom surface of several gears is close to the fixation
The upper surface of plate.
9. chemical industry soil according to claim 2 sulfate pollution prosthetic device again, which is characterized in that the ejection assemblies are also
Include the recycling component for recycling drilling pipe bottom neutralizer, the recycling component includes being placed on vertically in the drilling pipe
The second suction pipe that first suction pipe in portion, one end are connect with first pipette tip is connect with the second suction pipe other end
Water pumper, the water pumper are connected to the neutralization liquid case, and the material of first suction pipe is metal material, second suction pipe
Material be rubber material；The drilling pipe bottom lock.
10. chemical industry soil according to claim 2 sulfate pollution prosthetic device again, which is characterized in that first suction pipe
Bottom is less than first jet pipe bottom at a distance from the drilling pipe bottom at a distance from the drilling pipe bottom；
The bottom of first suction pipe is less than the minimum point of the drilling pipe through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810327279.2A CN108526213B (en) | 2018-04-12 | 2018-04-12 | A kind of chemical industry soil sulfate pollution prosthetic device again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810327279.2A CN108526213B (en) | 2018-04-12 | 2018-04-12 | A kind of chemical industry soil sulfate pollution prosthetic device again |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108526213A true CN108526213A (en) | 2018-09-14 |
| CN108526213B CN108526213B (en) | 2019-03-01 |
Family
ID=63480167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810327279.2A Active CN108526213B (en) | 2018-04-12 | 2018-04-12 | A kind of chemical industry soil sulfate pollution prosthetic device again |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108526213B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842463A (en) * | 2020-06-28 | 2020-10-30 | 南京久大路桥建设有限公司 | Soil remediation device and remediation method thereof |
| CN114303505A (en) * | 2021-12-31 | 2022-04-12 | 广东如春生态集团有限公司 | A soil improvement structure for inferior land formula red layer desert |
| CN114669588A (en) * | 2022-03-30 | 2022-06-28 | 江西和天然科技有限公司 | Device for repairing and improving heavy metal contaminated soil and using method thereof |
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| CN101130195A (en) * | 2007-08-01 | 2008-02-27 | 中国石油化工股份有限公司 | In-situ renovation method for biomass strengthen salt-alkali contaminated soil |
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| CN114669588B (en) * | 2022-03-30 | 2023-07-14 | 江西和天然科技有限公司 | Repairing and improving device for heavy metal contaminated soil and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108526213B (en) | 2019-03-01 |
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