CN206731800U - A kind of ex-situ repair system for contaminated soil - Google Patents
A kind of ex-situ repair system for contaminated soil Download PDFInfo
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- CN206731800U CN206731800U CN201720402018.3U CN201720402018U CN206731800U CN 206731800 U CN206731800 U CN 206731800U CN 201720402018 U CN201720402018 U CN 201720402018U CN 206731800 U CN206731800 U CN 206731800U
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- dosing
- elution
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- contaminated soil
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Abstract
The utility model discloses a kind of ex-situ repair system for contaminated soil, including pre-dispersed system, screening system, crushing system, water wash system, dosing elution circuit, Waste Water Treatment and conveying mechanism, pre-dispersed system includes feed hopper, and device of stirring is provided with feed hopper；Screening system includes laboratory sifter, and laboratory sifter is provided with sieve plate；Water wash system includes a water washing tank, the first filter in water washing tank and the first spray head above filter, for cleaning the material retained on sieve plate；Dosing elution circuit includes a dispensing canister, dosing elution tank, the second filter in dosing elution tank and located at the second filter above and is connected to the second spray head of dispensing canister, and dosing elutes pot bottom and is connected to Waste Water Treatment.The larger plastic products of volume in contaminated soil, metal and plank etc. can be effectively separated, improve soil remediation effect.
Description
Technical field
It the utility model is related to contaminated soil remediation technical field, more particularly to a kind of showering for contaminated soil
System.
Background technology
With the development of industrial technology, the existing arable land of China has nearly 1/5 will be led by different degrees of pollution, contaminated soil
Crop production reduction is caused, it could even be possible to causing pollutant in agricultural product exceeded, and then is detrimental to health.In addition, with economy
The acceleration of development and urbanization, contaminated sites caused by industrial and mining enterprises are also extremely serious.Soil is human society production activity
Important substance basis is indispensable, is difficult to the natural resources that regenerates, it is therefore necessary to prevention and contaminated soil to soil pollution
Reparation is paid much attention to.
Dystopy soil restoring technology refers to that contaminated soil is excavated or extracted from the origin-location that place is polluted
Come, carry or be transferred to other places or position and administer the soil restoring technology of reparation.Dystopy soil restoring technology is main
Including dystopy landfill, dystopy solidification, ex-situ chemical washing method, dystopy chemosetting are stabilized, dystopy is heat-treated and a series of
Ex situ bioremediation method etc..
The Chinese patent that Authorization Notice No. is CN205463598U, authorized announcement date is on 08 17th, 2016 discloses one
Kind include crushing system, conveyer and dispensing hybrid system, crushing system includes soil feed bin, double teeth roller, crush casing and under
Expect area's interface, double teeth roller is made up of fixed discaling roll and movable discaling roll, and fixed discaling roll and movable discaling roll are set in first
In rotary shaft and the second rotary shaft, fixed discaling roll and movable discaling roll are horizontally set in broken casing, and movable discaling roll is adjusted with gap
Regulating device is connected, and soil feed bin passes through the roof of broken casing to stretch in broken casing, and discharging area interface is arranged on disintegrating machine
The bottom of shell, one end of conveyer are connected at the feed opening of discharging area interface, the other end and the dispensing hybrid system of conveyer
It is connected.
It is in place of the deficiencies in the prior art, contaminated soil is directly put into brokenly by existing soil remediation equipment system
Broken machine is crushed, and the soil after then crushing carries out decontamination processing with medicament, except permeating the organic or nothing in soil
Organic pollutants, in soil toward contact exist some polybags, plastic sheeting, plastic plate, metal, plank and other be difficult to decompose
Pollutant, medicament be difficult to by they completely decompose, if directly being crushed, it can be made to reenter soil, influence soil
Quality.
Utility model content
The purpose of this utility model is to provide a kind of ex-situ repair system for contaminated soil, which solves existing pollution
Soil heterotopic prosthetic appliance be difficult to handle soil in polybag, plastic sheeting, plastic plate, metal, plank and other be difficult to
The pollutant of decomposition, so that the problem of it reenters Influence To Soil soil quality, can be larger by volume in contaminated soil
Plastic products, metal and plank etc. be effectively separated, improve soil remediation effect.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of ex-situ repair system for contaminated soil, including pre-dispersed system, screening system, crushing system, washing
System, dosing elution circuit, Waste Water Treatment and conveying mechanism, pre-dispersed system include feed hopper, are provided with and turn in feed hopper
Stir device；Screening system includes laboratory sifter, and laboratory sifter is provided with sieve plate；Water wash system includes a water washing tank, is located at
The first filter in water washing tank and the first spray head above filter, for cleaning the material retained on sieve plate；It is broken
Broken system includes feed bin and the breaker roll below feed bin；Dosing elution circuit includes a dispensing canister, dosing elution tank, is located at
The second filter in dosing elution tank and located at the second filter above and it is connected to the second spray head of dispensing canister, dosing is drenched
Cleaning of evaporator bottom is connected to Waste Water Treatment；Distinguish between laboratory sifter and water washing tank, between water washing tank and dosing elution tank
Connected by conveying mechanism；Pass through conveyer between laboratory sifter and crushing system, between crushing system and dosing elution tank
Structure connects.
Using said structure, soil excavated from the position of its original after by pre-dispersed system, in feed hopper
The soil for being bonded bulk by stirring mechanism carry out it is pre-dispersed, and by screening system by the larger plastic products of volume, gold
Category and plank etc. separate with soil, and soil falls to below sieve plate and is sent to crushing system and crushed, the soil after crushing
Earth is transferred into dosing elution circuit and carries out drug-treated；And the carry-over above sieve plate is sent to water wash system, after washing
Soil and plastic products, metal and plank by remnants etc. separate, and are recycled to dosing elution circuit and together carry out at medicine
Reason.Treatment fluid after drug-treated flow to Waste Water Treatment, and the soil after processing is clean soil, so as to complete to pollute
The showering of soil.Simultaneously can be effective by carry out such as the larger plastic products of volume in contaminated soil, metal and planks
Separation, improve soil remediation effect.
More preferably：Feed hopper is provided with discharging opening, and discharging opening is located above laboratory sifter；Device of stirring includes
Some in the middle part of feed hopper turn over block, turn over block and are set for cylindric or prism-shaped, turn over block by its upset of motor control.
Using said structure, it is cylindric or prism-shaped to turn over block, on the one hand can be bonded bulk by turning over stirring for block
Soil together is broken up, and on the other hand will not provide too big shearing force again, and the plastic products such as plastic sheeting are destroyed, so as to
Be advantageous to improve follow-up separating effect.
More preferably：Laboratory sifter includes frame and the sieve plate in frame, and vibration electricity is connected with frame
Machine；Sieve plate is inclined to set, and the least significant end of sieve plate is connected with first conveyer belt group, and first conveyer belt group is connected to water washing tank；Sieve
The second conveyer belt group is provided with below plate, the second conveyer belt group is connected to the feed bin of crushing system.
Using said structure, the setting of vibrating motor causes the continuous earthquake motion of soil during soil screening, reduces soil
Stacking above sieve plate, improves screening efficiency.Material is transmitted with conveyer belt, not by residing for each system or equipment
The influence of position, transmission efficiency is high, using convenient.
More preferably：Washing pot bottom is provided with drain pipe, and drain pipe is connected to dosing elution tank.
Using said structure, separated solidliquid mixture in water washing tank is recycled to dosing elution circuit, can be by advance
There is no broken bulk soil to re-use in dispersion process, improve the soil rate of recovery.
More preferably：Middle part of first filter in water washing tank short transverse.
Using said structure, on the one hand, enough space storage screening leftover materials are left above the first filter, it is another
Aspect, it is not necessary to too high liquid level can infiltrate the material above the first filter so that soil in material with it is insoluble
Thing efficiently separates.
More preferably：First spray head is the high-pressure injection pipe at the top of water washing tank.
Using said structure, high-pressure sand blast pipe inspection is advantageous to plastic products on the material above the first filter
On stick soil spray fall, be also beneficial to bulk soil dispersion, and with current enter the first filter lower section, so as to enter one
Step realizes efficiently separating for soil and plastic products, metal and plank etc..
More preferably：Position in water washing tank above the first filter is additionally provided with agitating shaft, is set on agitating shaft
There is agitating paddle, water washing tank is externally provided with the motor for driving agitating shaft.
Using said structure, agitating shaft and being provided with for agitating paddle are moulded beneficial to the speed for improving bulk soil dispersion, raising
The speed that the insoluble matters such as material products separate with soil, so as to improve separating effect.
More preferably：The distance of second filter to dosing elution pot bottom accounts for the 1/5-1/ of dosing elution tank height
3。
Using said structure, the soil that enough spaces are used to place required processing is reserved.
More preferably：Second spray head includes the atomizing spray pipe located at dosing elution tank top.
Using said structure, atomizing spray pipe is advantageous to for medical liquid atomizing to be dispersed into carefully scattered spray form liquid, is advantageous to
Spraying and the contact area of soil are improved, improves the reaction efficiency of decoction and organic matter in soil, improves the efficiency of soil remediation.
In summary, the utility model has the advantages that：Soil passes through after being excavated from the position of its original
Pre-dispersed system is crossed, and the soil progress for bulk being bonded by stirring mechanism in feed hopper is pre-dispersed, and passes through screening system
The larger plastic products of volume, metal and plank etc. are separated with soil, soil falls to below sieve plate and is sent to broken
System is crushed, and the soil after crushing is transferred into dosing elution circuit and carries out drug-treated；And the carry-over above sieve plate
Water wash system is sent to, is after washing separated remnants soil and plastic products, metal and plank etc., and be recycled to dosing
Elution circuit together carries out drug-treated.Treatment fluid after drug-treated flow to Waste Water Treatment, and the soil after processing is
Clean soil, so as to complete the showering of contaminated soil.Simultaneously can by the larger plastic products of volume in contaminated soil,
Metal and plank etc. are effectively separated, and improve soil remediation effect.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiment.
In figure, 100, pre-dispersed system；11st, feed hopper；12nd, discharging opening；13rd, block is turned over；14th, motor；200th, screening system；
21st, frame；22nd, sieve plate；23rd, vibrating motor；300th, crushing system；31st, feed bin；32nd, breaker roll；400th, water wash system；41st, water
Cleaning of evaporator；42nd, the first filter；43rd, the first spray head；44th, agitating shaft；45th, agitating paddle；46th, motor；47th, drain pipe；
500th, dosing elution circuit；51st, dispensing canister；52nd, dosing elution tank；53rd, the second filter；54th, the second spray head；600th, waste water
Processing system；7th, first conveyer belt group；8th, the second conveyer belt group；9th, the 3rd conveyer belt group.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in the scope of protection of the utility model by Patent Law.
A kind of ex-situ repair system for contaminated soil, as shown in figure 1, including pre-dispersed system 100, screening system
200th, crushing system 300, water wash system 400, dosing elution circuit 500, Waste Water Treatment 600 and conveying mechanism.Reciprocating sieve
Connected respectively by conveying mechanism between extension set and water washing tank 41, between water washing tank 41 and dosing elution tank 52；Laboratory sifter
Connected between crushing system 300, between crushing system 300 and dosing elution tank 52 by conveying mechanism.Soil is by former from it
The soil progress that bulk is bonded by the position come after excavating by pre-dispersed system 100 is pre-dispersed, and passes through screening system
200 separate the larger plastic products of volume, metal and plank etc. with soil, and soil is sent to crushing system 300 and broken
It is broken, and be sent to dosing elution circuit 500 and carry out drug-treated, and the carry-over after screening system 200 sieves is sent to washing
System 400, remnants soil and plastic products, metal and plank etc. are separated after washing, and are recycled to dosing and elute and be
System 500 together carries out drug-treated.
Specifically, pre-dispersed system 100 includes feed hopper 11, and feed hopper 11 is provided with discharging opening 12.Set in feed hopper 11
Stir device, device of stirring includes turning over block 13 located at some of the middle part of feed hopper 11, turns over block 13 and is set for cylindric or prism-shaped
Put, turn over block 13 and its upset is controlled by motor 14.The axial direction for turning over block 13 is horizontally disposed with, and its rotational plane is horizontal plane, feed hopper 11
Lower section is is obliquely installed, and motor 14 is on the outside of the inclined plane of feed hopper 11.The quantity of motor 14 is identical with turning over the quantity of block 13, each
14 independent control of motor one turns over block 13.
Screening system 200 includes laboratory sifter, and laboratory sifter includes frame 21 and the sieve plate 22 in frame 21,
Vibrating motor 23 is connected with frame 21.Sieve plate 22 is inclined to set, and the discharging opening 12 of feed hopper 11 is located at the highest point of sieve plate 22
Surface.Soil is sieved into relative thin soil particle and is deposited in the carry-over of the top of sieve plate 22 by screening system 200.
The least significant end of sieve plate 22 is connected with first conveyer belt group 7, and first conveyer belt group 7 is connected to water wash system 400, is used for
The material that the top of sieve plate 22 is retained is delivered into water wash system 400 to be cleaned and separated.Water wash system 400 includes a water washing tank
41st, the first filter 42 in water washing tank 41 and the first spray head 43 above the first filter 42.First spray
First 43 be the high-pressure injection pipe located at the top of water washing tank 41.High-pressure injection pipe is connected with water inlet system, and clean water is through high pressure spray
Penetrate pipe inspection to enter in water washing tank 41, the water in water washing tank 41 is expired to the first filter 42, the material on the first filter 42
Can be by water under high pressure hydro-peening, so that soil comes off from the insoluble matters such as plastic products.First filter 42 is located at water washing tank 41
Middle part in short transverse, the sand grain that the aperture of the first filter 42 is arranged in soil can be by being advisable.Water washing tank
Agitating shaft 44 is additionally provided with positioned at the position of the top of the first filter 42 in 41, agitating shaft 44 is provided with agitating paddle 45, water washing tank 41
It is externally provided with the motor 46 for driving agitating shaft 44.The bottom of water washing tank 41 is provided with drain pipe 47, is discharged from drain pipe 47 is interior
Solidliquid mixture be connected to dosing elution circuit 500 by drain pipe 47.
The thin soil particle of the lower section of sieve plate 22 is sent to crushing system by the second conveyer belt group 8 located at the lower section of sieve plate 22
300.Crushing system 300 includes feed bin 31 and the breaker roll 32 located at the lower section of feed bin 31, and soil enters breaker roll 32 through feed bin 31
Between, by soil breaking into tiny particle, it is easy to follow-up elution to operate.Through broken soil in the 3rd conveyer belt group 9
Transmission is lower to enter dosing elution circuit 500.
Dosing elution circuit 500 includes a dispensing canister 51, dosing elution tank 52, the second mistake in dosing elution tank 52
Filter plate 53 and above the second filter 53 and it is connected to the second spray head 54 of dispensing canister 51.Second spray head 54 be located at
The atomizing spray pipe at the top of dosing elution tank 52.Decoction sprays from dispensing canister 51 through the second filter 53 from the second spray head 54,
With the pollutant reaction in the soil in dosing elution tank 52.Carry pollutant reaction solution from the seepage of the second filter 53 and from
Dosing elution tank 52 bottom flows out to Waste Water Treatment 600 and carries out subsequent treatment.The distance of the dosing elution upper bottom portion of tank 52 accounts for
Dosing elutes the 1/5-1/3 of the height of tank 52, and enough spaces are provided to soil.
Operation principle：Soil excavated from the position of its original after by pre-dispersed system, pass through in feed hopper
The soil that bulk is bonded by stirring mechanism carry out it is pre-dispersed, and by screening system by the larger plastic products of volume, metal with
And plank etc. and soil separate, soil falls to below sieve plate and is sent to crushing system and crushed, the soil quilt after crushing
It is sent to dosing elution circuit and carries out drug-treated；, after washing will be residual and the carry-over above sieve plate is sent to water wash system
Remaining soil and plastic products, metal and plank etc. separate, and are recycled to dosing elution circuit and together carry out drug-treated.Medicine
Treatment fluid after thing processing flow to Waste Water Treatment, and the soil after processing is clean soil, so as to complete contaminated soil
Showering.
Operation principle：Soil excavated from the position of its original after by pre-dispersed system 100, in feed hopper 11
The soil for being bonded bulk by stirring mechanism carry out it is pre-dispersed, and by screening system 200 by the larger plastic products of volume,
Metal and plank etc. and soil separate, and soil falls to the lower section of sieve plate 22 and is sent to crushing system 300 and crushed, and crushes
Soil afterwards is transferred into dosing elution circuit 500 and carries out drug-treated；And the carry-over of the top of sieve plate 22 is sent to washing system
System 400, remnants soil and plastic products, metal and plank etc. are separated after washing, and are recycled to dosing elution circuit
500 together carry out drug-treated.Treatment fluid after drug-treated flow to Waste Water Treatment 600, and the soil after processing is dry
Net soil, so as to complete the showering of contaminated soil.
Claims (9)
1. a kind of ex-situ repair system for contaminated soil, it is characterized in that：Including pre-dispersed system (100), screening system
(200), crushing system (300), water wash system (400), dosing elution circuit (500), Waste Water Treatment (600) and conveyer
Structure, the pre-dispersed system (100) include feed hopper (11), device of stirring are provided with the feed hopper (11)；The screening system
System (200) includes laboratory sifter, and the laboratory sifter is provided with sieve plate (22)；The water wash system (400) includes a water
Cleaning of evaporator (41), the first filter (42) in the water washing tank (41) and the above the first filter (42) first spray
Head (43) is drenched, for the material retained to be cleaned on sieve plate (22)；The crushing system (300) includes feed bin (31) and located at feed bin
(31) breaker roll (32) below；The dosing elution circuit (500) includes a dispensing canister (51), dosing elution tank (52), set
In the second filter (53) in dosing elution tank (52) and above the second filter (53) and it is connected to dispensing canister (51)
The second spray head (54), dosing elution tank (52) bottom is connected to Waste Water Treatment (600)；The laboratory sifter
Connected respectively by conveying mechanism between water washing tank (41), between water washing tank (41) and dosing elution tank (52)；The vibrations
Connected between screening machine and crushing system (300), between crushing system (300) and dosing elution tank (52) by conveying mechanism.
2. a kind of ex-situ repair system for contaminated soil according to claim 1, it is characterized in that：The feed hopper
(11) discharging opening (12) is provided with, the discharging opening (12) is located above laboratory sifter；It is described stir device include be located at into
Some in the middle part of hopper (11) turn over block (13), and the block (13) that turns over is set for cylindric or prism-shaped, turns over block (13) by motor
(14) its upset is controlled.
3. a kind of ex-situ repair system for contaminated soil according to claim 1, it is characterized in that：The shaking-sieving
Machine includes frame (21) and the sieve plate (22) in frame (21), and vibrating motor (23) is connected with frame (21)；Institute
State sieve plate (22) to be inclined to set, the least significant end of sieve plate (22) is connected with first conveyer belt group (7), the first conveyer belt group
(7) it is connected to water washing tank (41)；The second conveyer belt group (8) is provided with below sieve plate (22), the second conveyer belt group (8) is connected to
The feed bin (31) of crushing system (300).
4. a kind of ex-situ repair system for contaminated soil according to claim 1, it is characterized in that：The water washing tank
(41) bottom is provided with drain pipe (47), and the drain pipe (47) is connected to dosing elution tank (52).
5. a kind of ex-situ repair system for contaminated soil according to claim 4, it is characterized in that：First filtering
Middle part of the plate (42) in water washing tank (41) short transverse.
6. a kind of ex-situ repair system for contaminated soil according to claim 5, it is characterized in that：First spray
Head (43) is the high-pressure injection pipe at the top of water washing tank (41).
7. a kind of ex-situ repair system for contaminated soil according to claim 6, it is characterized in that：The water washing tank
(41) position in above the first filter (42) is additionally provided with agitating shaft (44), and the agitating shaft (44) is provided with agitating paddle
(45), the water washing tank (41) is externally provided with the motor (46) for driving agitating shaft (44).
8. a kind of ex-situ repair system for contaminated soil according to claim 1, it is characterized in that：Second filtering
Plate (53) accounts for the 1/5-1/3 of dosing elution tank (52) height to the distance of dosing elution tank (52) bottom.
9. a kind of ex-situ repair system for contaminated soil according to claim 8, it is characterized in that：Second spray
Head (54) includes the atomizing spray pipe at the top of dosing elution tank (52).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402018.3U CN206731800U (en) | 2017-04-17 | 2017-04-17 | A kind of ex-situ repair system for contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402018.3U CN206731800U (en) | 2017-04-17 | 2017-04-17 | A kind of ex-situ repair system for contaminated soil |
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| Publication Number | Publication Date |
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| CN206731800U true CN206731800U (en) | 2017-12-12 |
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ID=60561117
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393343A (en) * | 2018-02-24 | 2018-08-14 | 崔云华 | The prosthetic appliance and its soil remediation method of multiple materialization combination pollution administration soil |
| CN108435780A (en) * | 2018-02-24 | 2018-08-24 | 崔云华 | The materialization restoration and treatment device and administering method of contaminated soil |
| CN109590321A (en) * | 2019-01-11 | 2019-04-09 | 陆炯 | A kind of soil restoring device and its restorative procedure based on ex situ clean |
| CN109772867A (en) * | 2019-02-22 | 2019-05-21 | 陆炯 | A kind of soil remediation system and administering method by heavy metal pollution |
| CN110215953A (en) * | 2019-04-22 | 2019-09-10 | 安徽信睦信息科技有限公司 | A kind of soil sanitation device with separating plastic bag function |
| CN110842017A (en) * | 2019-11-27 | 2020-02-28 | 智优株式会社 | Modularized mobile soil leaching system |
| CN111822491A (en) * | 2020-05-27 | 2020-10-27 | 安前前 | Soil purification device with efficient plastic bag separation function |
| CN111906136A (en) * | 2020-07-14 | 2020-11-10 | 诸暨华匠工程设计咨询有限公司 | Multistage screening dystopy soil drip washing repair equipment |
| CN113290031A (en) * | 2021-05-19 | 2021-08-24 | 浙江九达环保科技有限公司 | Deep medicament remediation method for contaminated soil |
| CN114273414A (en) * | 2021-12-28 | 2022-04-05 | 中科华鲁土壤修复工程有限公司 | Movable soil leaching and repairing equipment |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108393343A (en) * | 2018-02-24 | 2018-08-14 | 崔云华 | The prosthetic appliance and its soil remediation method of multiple materialization combination pollution administration soil |
| CN108435780A (en) * | 2018-02-24 | 2018-08-24 | 崔云华 | The materialization restoration and treatment device and administering method of contaminated soil |
| CN108435780B (en) * | 2018-02-24 | 2019-04-05 | 广州华景建设有限公司 | The materialization restoration and treatment device and administering method of contaminated soil |
| CN108393343B (en) * | 2018-02-24 | 2019-07-19 | 河北成运环保设备有限公司 | The prosthetic appliance and its soil remediation method of multiple materialization combination pollution administration soil |
| CN109590321A (en) * | 2019-01-11 | 2019-04-09 | 陆炯 | A kind of soil restoring device and its restorative procedure based on ex situ clean |
| CN109590321B (en) * | 2019-01-11 | 2021-11-09 | 山东环保产业集团有限公司 | Soil remediation device based on ex-situ cleaning and remediation method thereof |
| CN109772867B (en) * | 2019-02-22 | 2021-09-24 | 芷兰生态环境建设有限公司 | Heavy metal polluted soil treatment system and treatment method |
| CN109772867A (en) * | 2019-02-22 | 2019-05-21 | 陆炯 | A kind of soil remediation system and administering method by heavy metal pollution |
| CN110215953B (en) * | 2019-04-22 | 2020-12-01 | 云南嘉缘花木绿色产业股份有限公司 | Soil purification device with plastic bag separation function |
| CN110215953A (en) * | 2019-04-22 | 2019-09-10 | 安徽信睦信息科技有限公司 | A kind of soil sanitation device with separating plastic bag function |
| CN110842017A (en) * | 2019-11-27 | 2020-02-28 | 智优株式会社 | Modularized mobile soil leaching system |
| CN111822491A (en) * | 2020-05-27 | 2020-10-27 | 安前前 | Soil purification device with efficient plastic bag separation function |
| CN111906136A (en) * | 2020-07-14 | 2020-11-10 | 诸暨华匠工程设计咨询有限公司 | Multistage screening dystopy soil drip washing repair equipment |
| CN113290031A (en) * | 2021-05-19 | 2021-08-24 | 浙江九达环保科技有限公司 | Deep medicament remediation method for contaminated soil |
| CN114273414A (en) * | 2021-12-28 | 2022-04-05 | 中科华鲁土壤修复工程有限公司 | Movable soil leaching and repairing equipment |
| CN114273414B (en) * | 2021-12-28 | 2022-07-12 | 中科华鲁土壤修复工程有限公司 | Movable soil leaching and repairing equipment |
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