CN207525079U - A kind of processing unit of underground water difficult to degrade - Google Patents
A kind of processing unit of underground water difficult to degrade Download PDFInfo
- Publication number
- CN207525079U CN207525079U CN201721635520.5U CN201721635520U CN207525079U CN 207525079 U CN207525079 U CN 207525079U CN 201721635520 U CN201721635520 U CN 201721635520U CN 207525079 U CN207525079 U CN 207525079U
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- Prior art keywords
- tank
- processing unit
- underground water
- pond
- chemicals dosing
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- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000000126 substance Substances 0.000 claims abstract description 51
- 238000001556 precipitation Methods 0.000 claims abstract description 46
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 29
- 230000001112 coagulating effect Effects 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 33
- 230000015271 coagulation Effects 0.000 claims description 28
- 238000005345 coagulation Methods 0.000 claims description 28
- 238000005189 flocculation Methods 0.000 claims description 26
- 230000016615 flocculation Effects 0.000 claims description 26
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 19
- 238000007667 floating Methods 0.000 claims description 17
- 238000004062 sedimentation Methods 0.000 claims description 14
- 238000005276 aerator Methods 0.000 claims description 12
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 8
- 239000000920 calcium hydroxide Substances 0.000 claims description 8
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 7
- 239000003814 drug Substances 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 239000011790 ferrous sulphate Substances 0.000 claims description 6
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims 1
- 239000005416 organic matter Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 241000196324 Embryophyta Species 0.000 description 33
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 6
- 239000003209 petroleum derivative Substances 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 235000013162 Cocos nucifera Nutrition 0.000 description 2
- 244000060011 Cocos nucifera Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
A kind of processing unit of underground water difficult to degrade, the device include regulating reservoir, coagulative precipitation tank, air supporting, Fenton's reaction pond, neutralization precipitation pond, intermediate pool, bag filter, active carbon filter, clear water reserviors, outer row pond.The utility model overcomes the shortcomings such as conventional processes organic matter is difficult to degrade, dosage is big and efficiency is low, realizes the efficient process of hardly degraded organic substance, and the underground water handled reaches city planting ductwork discharge standard.
Description
Technical field
The utility model is related to technical field of sewage, and in particular to a kind of processing unit of underground water difficult to degrade.
Background technology
In recent years, the development of industrial economy brings many Environment Pollution Events, and the direct emission of industrial wastewater is contaminated
Surface water penetrate into underground reservoir, the result of pollution causes heavy metal in underground water, organic matter equal size to increase.Underground
City planting ductwork can be just discharged into after water process qualification.Hard-degraded substance contained by the underground water in different places is also different.Due to underground
The inhomogeneities of shipwreck degradation material distribution so that the fluctuation of underground water hard-degraded substance content is bigger.As environmental requirement is got over
Come higher, the limit value of emission of substance is lower and lower, is the dominant direction that groundwater remediation is administered with kinds of processes treatment technology.
Although employing advanced oxidation Fenton oxidation technology in existing underground water technology, some suspended matters and stone in the water of Fenton
Oily hydrocarbons removal not yet in effect causes Fenton dosage to increase, and reduces the validity of Fenton.Existing underground water treating device
Active carbon filter etc. is not provided with behind middle neutralization precipitation pond, it is difficult to meet existing increasingly stringenter to heavy metal and organic matter
Discharge standard.
Utility model content
The purpose of this utility model can be achieved through the following technical solutions：
A kind of processing unit of underground water difficult to degrade, the device include regulating reservoir, the regulating reservoir by pipeline successively
With coagulative precipitation tank, air-floating apparatus, Fenton's reaction pond, neutralization precipitation pond, intermediate pool, bag filter, active carbon filter,
Clear water reserviors are connected with outer row pond.
In some preferred technical solutions：Coagulating sedimentation pool device, institute are equipped between regulating reservoir and coagulative precipitation tank
The coagulating sedimentation pool device stated includes precipitation tank, coagulation tank and the flocculation tank of unicom；The precipitation tank is filled with calcium hydroxide dosing
It puts connected, described coagulation tank with PAC chemicals dosing plants to be connected, the flocculation tank is connected with PAM chemicals dosing plants.
In some preferred technical solutions：The regulating reservoir passes through the first elevator pump and coagulating sedimentation pool device phase
Even.
In some preferred technical solutions：The outlet on air-floating apparatus top is connected by pumping to be promoted with Fenton's reaction pond,
The air-floating apparatus includes the coagulation tank and flocculation tank of unicom, and the coagulation tank is connected with PAC chemicals dosing plants, flocculation tank with
PAM chemicals dosing plants are connected.
In some preferred technical solutions：The side in the Fenton's reaction pond be equipped with acid adding slot, ferrous dosing tank and
Hydrogen peroxide dosing tank, the acid adding slot are connect with hydrochloric acid chemicals dosing plant, and ferrous dosing tank is connect with ferrous sulfate chemicals dosing plant,
Hydrogen peroxide dosing tank is connect with hydrogen peroxide chemicals dosing plant.
In some preferred technical solutions：Neutralization precipitation pond is equipped between the Fenton's reaction pond and neutralization precipitation pond
Device, the neutralization precipitation pool device include neutralization chamber, coagulation tank and the flocculation tank of unicom；The neutralization chamber and alkali dosing
Device is connected, and the coagulation tank medicament is connected with PAC chemicals dosing plants, and flocculation tank is connected with PAM chemicals dosing plants.
In some preferred technical solutions：Fenton's reaction bottom of pond portion is equipped with aerator, the aerator and the
One wind turbine is connected.
In some preferred technical solutions：Intermediate pool is connected by third elevator pump with bag filter.
In some preferred technical solutions：Clear water reserviors are equipped with aerator, the aerator and the second wind turbine phase
Even.
In some preferred technical solutions：Coagulative precipitation tank and neutralization precipitation bottom of pond portion are connected with sludge-tank, air supporting dress
The bottom put is connected by dredge pump with sludge-tank.
The beneficial effects of the utility model：
1st, air-floating apparatus is set before Fenton, removals such as suspended matter, petroleum hydrocarbon and partial organic substances, reduces the use of Fenton
Dose increases the validity of Fenton.It is that can be carried out according to the content of hardly degraded organic substance that advanced oxidation, which uses the advantages of Fenton,
Adjust dosage.2nd, inclined-tube sedimentation tank increases deposition efficiency.3rd, active carbon filter further filters organic matter and a part huge sum of money
Belong to.4th, clear water reserviors setting aerator, further reduces volatile organic content so that standard water discharge is discharged.
Description of the drawings
Fig. 1 is the processing unit schematic diagram of the utility model underground water difficult to degrade.
Wherein：1- regulating reservoirs；2- coagulative precipitation tanks；3- air-floating apparatus；4- Fenton's reactions pond；5- neutralization precipitations pond；In 6-
Between pond；7- bag filters；8- active carbon filters；9- clear water reserviors；Pond is arranged outside 10-；11- sludge-tanks；12- calcium hydroxide dosings
Device；13-PAC chemicals dosing plants；14-PAM chemicals dosing plants；15- hydrochloric acid chemicals dosing plants；16- ferrous sulfate chemicals dosing plants；17- is bis-
Oxygen water chemicals dosing plant；18- alkali chemicals dosing plants；The first elevator pumps of 19-；20- dredge pumps；The second elevator pumps of 21-；22- thirds are promoted
Pump；23- efflux pumps；The first wind turbines of 24-；The second wind turbines of 25-.
Specific embodiment
The utility model is described further, but the scope of protection of the utility model is not limited to reference to embodiment
This：
A kind of processing unit of underground water difficult to degrade, the device include regulating reservoir (1), and the regulating reservoir (1) passes through pipe
Road successively with coagulative precipitation tank (2), air-floating apparatus (3), Fenton's reaction pond (4), neutralization precipitation pond (5), intermediate pool (6), bag
Formula filter (7), active carbon filter (8), clear water reserviors (9) are connected with outer row pond (10).
Coagulating sedimentation pool device, the coagulating sedimentation pool device are equipped between regulating reservoir (1) and coagulative precipitation tank (2)
Precipitation tank, coagulation tank and flocculation tank including unicom；The precipitation tank is connected with calcium hydroxide chemicals dosing plant (12), and described is mixed
Solidifying slot is connected with PAC chemicals dosing plants (13), and the flocculation tank is connected with PAM chemicals dosing plants (14).
The regulating reservoir (1) is connected by the first elevator pump (19) with coagulating sedimentation pool device.
The outlet on air-floating apparatus (3) top promotes (21) by pump and is connected with Fenton's reaction pond (4), the air-floating apparatus
(3) coagulation tank and flocculation tank including unicom, the coagulation tank are connected with PAC chemicals dosing plants (13), flocculation tank and PAM dosings
Device (14) is connected.
The side in the Fenton's reaction pond (4) is equipped with acid adding slot, ferrous dosing tank and hydrogen peroxide dosing tank, and described adds
Acid tank is connect with hydrochloric acid chemicals dosing plant (15), and ferrous dosing tank is connect with ferrous sulfate chemicals dosing plant (16), hydrogen peroxide dosing tank
It is connect with hydrogen peroxide chemicals dosing plant (17).
Neutralization precipitation pool device is equipped between the Fenton's reaction pond (4) and neutralization precipitation pond (5), the neutralization is sunk
Shallow lake pool device includes neutralization chamber, coagulation tank and the flocculation tank of unicom；The neutralization chamber is connected with alkali chemicals dosing plant (18), described
Coagulation tank medicament be connected with PAC chemicals dosing plants (13), flocculation tank is connected with PAM chemicals dosing plants (14).
Fenton's reaction pond (4) bottom is equipped with aerator, and the aerator is connected with the first wind turbine (24).
Intermediate pool (6) is connected by third elevator pump (22) with bag filter (7).
Clear water reserviors (9) are connected equipped with aerator, the aerator with the second wind turbine (25).
Coagulative precipitation tank (2) and neutralization precipitation pond (5) bottom are connected with sludge-tank (11), and the bottom of air-floating apparatus (3) leads to
It crosses dredge pump (20) with sludge-tank (11) to be connected, the sludge-tank (11)
Embodiment 1
Step 1, waste treatment capacity 30m3/h
Step 2, regulating reservoir 1,800m3, 1.5 meters of available depth.Regulating reservoir is mainly for reduction flowed fluctuation so that useless
Water water quality is uniform.
Step 3, coagulative precipitation tank processing capacity are 30m3/ h, coagulative precipitation tank include calcium hydroxide dosing tank, coagulation tank, wadding
Solidifying slot.Dosing tank, coagulation tank, flocculation tank are respectively mounted blender.It is set among coagulative precipitation tank there are one circular central guide shell, on
Clear liquid is collected by the water outlet weir notch at top.Calcium hydroxide can settle partial organic substances physics, and adding for PAC and PAM can be with
Remove the fine particles such as oil removal.The sludge of coagulative precipitation tank is connected to sludge-tank by pipeline.
Step 4, high-efficiency dissolued-air air-floating apparatus processing capacity are 30m3/ h, coagulation tank pass through PAC chemicals dosing plant metering pumps
Connection, flocculation tank are connected by PAM chemicals dosing plants with metering pump.High-efficiency dissolued-air air-floating apparatus can remove a large amount of total petroleum hydrocarbons and
Suspended matter.Pneumatically supported greasy filth slag outside screw pump by draining into sludge-tank.
Step 5, in Fenton oxidation pond waste water residence time in 2h, the drug that Fenton oxidation pond adds includes hydrochloric acid
(HCl), ferrous sulfate (FeSO4.7H2) and hydrogen peroxide (H O2O2), wherein Fenton's reaction PH is adjusted with 30%HCl, and control PH is about
3, Fe2+It is 1 with hydrogen peroxide molar ratio:8, FeSO4.7H2The mass fraction of O is 5%, and hydrogen peroxide mass percent is
30%, hydrogen peroxide quality is 1 with the COD ratios to be removed：1.
Step 6, neutralization precipitation pond form are using inclined-tube sedimentation tank, and neutralization precipitation pond includes plus alkali slot, coagulation tank, flocculation
Slot.Adding the medicament that alkali slot adds, it is 9~10 to adjust PH, and coagulation tank is connected by PAC chemicals dosing plant metering pumps for 30%NaOH
It connects, flocculation tank is connected by PAM chemicals dosing plants with metering pump.Water outlet is collected by the weir notch that catchments.The sludge in neutralization precipitation pond leads to
Piping is connected to sludge-tank.
Step 7, intermediate pool residence time about 1h.The waste water of intermediate pool connects bag filter, bag by elevator pump
Formula filter filtering accuracy is 50 μm.
Step 8, bag filter water outlet connection active carbon filter.Active carbon filter filtering velocity is 10-20m/h.Using
Cocoanut active charcoal filters, and improves the absorption to petroleum hydrocarbon, organic matter.The backwash of active carbon filter is led to using the water of clear water reserviors
The elevator pump of intermediate pool is crossed to complete.
It in technical scheme of the present invention, is used in combination using kinds of processes, can effectively reduce total petroleum hydrocarbon, half volatile
Organic matter and volatile organic matter, heavy metal equal size, water after treatment reach city planting ductwork discharge standard.
Wherein COD removal rates reach 80%, and total petroleum hydrocarbon removal rate reaches 90%, and heavy metal removing rate reaches 92%.
Embodiment 2
Step 1, waste treatment capacity 50m3/h
Step 2, regulating reservoir 1,1000m3, 1.5 meters of available depth.Regulating reservoir is mainly for reduction flowed fluctuation so that
Waste water quality is uniform.
Step 3, coagulative precipitation tank processing capacity are 50m3/h, and coagulative precipitation tank includes calcium hydroxide dosing tank, coagulation tank, wadding
Solidifying slot.Dosing tank, coagulation tank, flocculation tank are respectively mounted blender.It is set among coagulative precipitation tank there are one circular central guide shell,
Supernatant is collected by the water outlet weir notch at top.Calcium hydroxide can settle partial organic substances physics, and PAC and adding for PAM can
To remove the fine particles such as oil removal.The sludge of coagulative precipitation tank is connected to sludge-tank by pipeline.
Step 4, high-efficiency dissolued-air air-floating apparatus processing capacity are 50m3/h, and coagulation tank passes through PAC chemicals dosing plant metering pumps
Connection, flocculation tank are connected by PAM chemicals dosing plants with metering pump.High-efficiency dissolued-air air-floating apparatus can remove a large amount of total petroleum hydrocarbons and
Suspended matter.Pneumatically supported greasy filth slag outside screw pump by draining into sludge-tank.
Step 5, in Fenton oxidation pond waste water residence time in 4h, the drug that Fenton oxidation pond adds includes hydrochloric acid
(HCl), ferrous sulfate (FeSO4.7H2O) and hydrogen peroxide (H2O2), wherein Fenton's reaction PH are adjusted with 30%HCl, and control PH is about
It is 1 in 3, Fe2+ and hydrogen peroxide molar ratio:3, FeSO4.7H2O mass fraction is 10%, and hydrogen peroxide mass percent is
30%, hydrogen peroxide quality is 2 with the COD ratios to be removed：1.
Step 6, neutralization precipitation pond form are using inclined-tube sedimentation tank, and neutralization precipitation pond includes plus alkali slot, coagulation tank, flocculation
Slot.Adding the medicament that alkali slot adds, it is 9~10 to adjust PH, and coagulation tank is connected by PAC chemicals dosing plant metering pumps for 30%NaOH
It connects, flocculation tank is connected by PAM chemicals dosing plants with metering pump.Water outlet is collected by the weir notch that catchments.The sludge in neutralization precipitation pond leads to
Piping is connected to sludge-tank.
Step 7, intermediate pool residence time about 1h.The waste water of intermediate pool connects bag filter, bag by elevator pump
Formula filter filtering accuracy is 50 μm.
Step 8, bag filter water outlet connection active carbon filter.Active carbon filter filtering velocity is 10-20m/h.Using
Cocoanut active charcoal filters, and improves the absorption to petroleum hydrocarbon, organic matter.The backwash of active carbon filter is led to using the water of clear water reserviors
The elevator pump of intermediate pool is crossed to complete.
Wherein COD removal rates reach 90%, and total petroleum hydrocarbon removal rate reaches 95%, and heavy metal removing rate reaches 98%.
Claims (10)
1. a kind of processing unit of underground water difficult to degrade, it is characterised in that：The device includes regulating reservoir (1), the regulating reservoir
(1) by pipeline successively with coagulative precipitation tank (2), air-floating apparatus (3), Fenton's reaction pond (4), neutralization precipitation pond (5), intermediate water
Pond (6), bag filter (7), active carbon filter (8), clear water reserviors (9) are connected with outer row pond (10).
2. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：In regulating reservoir (1) and coagulation
Be equipped with coagulating sedimentation pool device between sedimentation basin (2), the precipitation tank of the coagulating sedimentation pool device including unicom, coagulation tank and
Flocculation tank；The precipitation tank is connected with calcium hydroxide chemicals dosing plant (12), the coagulation tank and PAC chemicals dosing plants (13) phase
Even, the flocculation tank is connected with PAM chemicals dosing plants (14).
3. the processing unit of underground water difficult to degrade according to claim 2, it is characterised in that：The regulating reservoir (1) is logical
The first elevator pump (19) is crossed with coagulating sedimentation pool device to be connected.
4. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：Air-floating apparatus (3) top
Outlet promotes (21) by pump and is connected with Fenton's reaction pond (4), coagulation tank and flocculation of the air-floating apparatus (3) including unicom
Slot, the coagulation tank are connected with PAC chemicals dosing plants (13), and flocculation tank is connected with PAM chemicals dosing plants (14).
5. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：The Fenton's reaction pond
(4) side is equipped with acid adding slot, ferrous dosing tank and hydrogen peroxide dosing tank, and the acid adding slot connects with hydrochloric acid chemicals dosing plant (15)
It connects, ferrous dosing tank is connect with ferrous sulfate chemicals dosing plant (16), and hydrogen peroxide dosing tank is connect with hydrogen peroxide chemicals dosing plant (17).
6. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：The Fenton's reaction pond
(4) neutralization precipitation pool device is equipped between neutralization precipitation pond (5), the neutralization precipitation pool device includes the neutralization of unicom
Slot, coagulation tank and flocculation tank；The neutralization chamber is connected with alkali chemicals dosing plant (18), the coagulation tank medicament and PAC dosings
Device (13) is connected, and flocculation tank is connected with PAM chemicals dosing plants (14).
7. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：Fenton's reaction pond (4) bottom
Equipped with aerator, the aerator is connected with the first wind turbine (24).
8. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：Intermediate pool (6) passes through
Three elevator pumps (22) are connected with bag filter (7).
9. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：Clear water reserviors (9) are equipped with aeration
Device, the aerator are connected with the second wind turbine (25).
10. the processing unit of underground water difficult to degrade according to claim 1, it is characterised in that：Coagulative precipitation tank (2) and in
It is connected with sedimentation basin (5) bottom with sludge-tank (11), the bottom of air-floating apparatus (3) passes through dredge pump (20) and sludge-tank (11) phase
Even.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635520.5U CN207525079U (en) | 2017-11-30 | 2017-11-30 | A kind of processing unit of underground water difficult to degrade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721635520.5U CN207525079U (en) | 2017-11-30 | 2017-11-30 | A kind of processing unit of underground water difficult to degrade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207525079U true CN207525079U (en) | 2018-06-22 |
Family
ID=62579546
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721635520.5U Expired - Fee Related CN207525079U (en) | 2017-11-30 | 2017-11-30 | A kind of processing unit of underground water difficult to degrade |
Country Status (1)
| Country | Link |
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| CN (1) | CN207525079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588813A (en) * | 2020-12-08 | 2021-04-02 | 南京中船绿洲环保有限公司 | Leaching and repairing device for heavy metal and organic matter combined contaminated soil |
-
2017
- 2017-11-30 CN CN201721635520.5U patent/CN207525079U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588813A (en) * | 2020-12-08 | 2021-04-02 | 南京中船绿洲环保有限公司 | Leaching and repairing device for heavy metal and organic matter combined contaminated soil |
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