CN209109819U - A kind of prosthetic device for soil and groundwater - Google Patents
A kind of prosthetic device for soil and groundwater Download PDFInfo
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- CN209109819U CN209109819U CN201821661783.8U CN201821661783U CN209109819U CN 209109819 U CN209109819 U CN 209109819U CN 201821661783 U CN201821661783 U CN 201821661783U CN 209109819 U CN209109819 U CN 209109819U
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Abstract
The utility model discloses a kind of prosthetic devices for soil and groundwater, it is related to soil and is lauched recovery technique field, it includes aerator, the lower surface of the aerator is fixedly connected by foundation bolt with the upper surface on ground, the bottom end of the aerator passes through ground upper surface opens up first and drills and extend to the lower section on ground, and aeration zone of the bottom end of the aerator across ground and underground water simultaneously extends in underground water.The contaminated soil and groundwater remediation device, pass through the collective effect of air compressor, downtake pipe, aeration head, air inlet pipe, air pump, medicine-chest, drug-feeding tube, water pump and drug discharging tube, gas phase extracting recovery technique, oxide reduction techniques and aeration recovery technique has been respectively adopted in the soil and groundwater remediation device, it is more preferable to the repairing effect of soil underground water, repair time is shorter, and the device is segmented into multiple portions, and staff is facilitated to dismount.
Description
[technical field]
The utility model relates to environmental technology fields, and in particular to a kind of prosthetic device for soil and groundwater.
[background technique]
Soil and groundwater is that the basic eco-environmental elements for constituting natural ecosystems and the mankind depend on for existence and development
Material base, as the aggravation and agrochemical substances of industrial pollution are widely used, especially the chemical industry of surrounding city, medicine and
After pesticide etc. pollutes producer's resettlement, leaving largely discarded place, the underground and underground water in these places is often had
Machine object pollutes, and the presence of polluter may generate neighbouring human body and surrounding enviroment serious in soil and groundwater environment
Adverse effect can jeopardize the life security of people when serious.
The pollution remediation technology of soil and groundwater includes in-situ immobilization and showering, if taking the side of showering
Formula may cause the air on periphery by secondary pollution in digging process, and existing used based technique for in-situ remediation, past
One in biological prosthetic, gas phase extracting recovery technique, aeration recovery technique or charcoal recovery technique is solely utilized toward only
Kind, repairing effect is limited, repair time is long, and tends not to soil and groundwater while repairing.
[utility model content]
In view of the deficiencies of the prior art, the utility model provides a kind of contaminated soil and groundwater remediation device, solves
Existing used based technique for in-situ remediation is often only solely repaired using biological prosthetic, gas phase extracting recovery technique, aeration
One of recovering technology or charcoal recovery technique, repairing effect is limited, repair time is long, and tends not to soil and underground
The problem of water is repaired simultaneously.
To achieve the above objectives, the technical scheme adopted by the utility model is that: a kind of contaminated soil and groundwater remediation dress
It sets, including aerator, the lower surface of the aerator is fixedly connected by foundation bolt with the upper surface on ground, the exposure
The bottom end of device of air passes through the ground upper surface opens up first lower section for drilling and extending to ground, the bottom end of the aerator
Aeration zone across ground and underground water simultaneously extends in underground water, and the bottom end of the aerator is fixedly connected with aeration
Head.
The upper surface on the ground is fixedly connected by foundation bolt with the lower surface of tapping equipment, the tapping equipment
Bottom end passes through ground upper surface opens up second and drills and extend in underground water, and the tapping equipment is connected to the right side of medicine-chest
The lower surface in face, the medicine-chest is fixedly connected by foundation bolt with the upper surface on ground, and the upper surface of the medicine-chest is connected with
Agitating device, the left and right sides of the agitating device pass through two support frames respectively and are fixedly connected with the upper surface of medicine-chest.
The upper surface on the ground is fixedly connected by foundation bolt with the lower surface of air extractor, the air extractor
Bottom end passes through the third that ground upper surface opens up and drills and extend in aeration zone, and the left end of the air extractor is connected to filtering
The lower surface of the lower part of case right side, the Rose Box is fixedly connected by foundation bolt with the upper surface on ground, the filtering
The inner surface of case is respectively fixedly connected with packing layer and activated carbon filter layer, and the activated carbon filter layer is located at the top of packing layer,
The upper surface of the Rose Box is connected with gas outlet.
Preferably, the aerator includes air compressor, the lower surface of the air compressor and the upper table on ground
Face is fixedly connected, and the upper surface of the air compressor is connected with air inlet, and the exhaust outlet of the air compressor is communicated with
One exhaust pipe, the bottom end of the downtake pipe pass through first and drill and be fixedly connected with the upper surface of aeration head.
Preferably, the tapping equipment includes water pump, and the water pump is fixedly connected on the upper surface on ground, the water pump
Water outlet is communicated with drug discharging tube, and the bottom end of the drug discharging tube passes through second and drills and extend in underground water, the water pump into
The mouth of a river is connected with the right end of drug-feeding tube, and the drug-feeding tube is connected to the right side of medicine-chest.
Preferably, the agitating device includes bearing, and the bearing is connected to the upper surface of medicine-chest, the interior table of the bearing
Surface cover is connected to shaft, and the top of the shaft is fixedly connected with the output shaft of motor, the left and right sides point of the motor body
It is not fixedly connected with the opposite face of two support frames, the bottom end of the shaft is fixedly connected with stirring rod.
Preferably, the air extractor includes air pump, and the air pump is fixedly connected on the upper surface on ground, the air pump
Gas outlet is connected with the right end of second exhaust pipe, and the left end of the second exhaust pipe is connected to the right side of Rose Box, described
The air inlet of air pump is connected with the top of air inlet pipe, the bottom end of the air inlet pipe pass through third drill and with gas-liquid separator
Upper surface is fixedly connected.
Preferably, it is provided with control platform on the left of the ground upper surface, the upper surface of the control platform is provided with
Power supply, the upper surface of the power supply are respectively arranged with first switch, second switch, third switch and the 4th switch, the power supply
Output end by conducting wire respectively with first switch, second switch, third switch and the 4th switch input terminal be electrically connected, it is described
First switch, second switch, third switch and the 4th switch output end by conducting wire respectively with air compressor, water pump, electricity
The electrical connection of the input terminal of machine and air pump.
Compared with prior art, the utility model has the beneficial effects that
1, the contaminated soil and groundwater remediation device, by air compressor, downtake pipe, aeration head, air inlet pipe,
The collective effect of air pump, medicine-chest, drug-feeding tube, water pump and drug discharging tube, so that air compressor works, so that air passes through air inlet
Into air compressor, it then is discharged to underground water from aeration head by downtake pipe, so that the volatility in underground water is dirty
Dye object is discharged into aeration zone, so that air pump works, so that the steam in aeration zone enters air inlet pipe by gas-liquid separator, so
Rose Box is discharged into from second exhaust pipe afterwards, meanwhile, so that pump working, so that water pump extracts medical fluid out of medicine-chest, then medical fluid
It is discharged in underground water by water pump from drug discharging tube, which has been respectively adopted gas phase extracting and has repaired skill
Art, oxide reduction techniques and aeration recovery technique, more preferable to the repairing effect of soil underground water, repair time is shorter, and the dress
It sets and is segmented into multiple portions, staff is facilitated to dismount.
2, the contaminated soil and groundwater remediation device, by setting medicine-chest, motor, shaft, bearing and stirring rod, so that
The output shaft of motor rotates, and the output shaft of motor drives shaft rotation, and shaft drives stirring rod rotation, enables in medicine-chest
Medical fluid is sufficiently mixed, so that the effect of medical fluid is more preferable.
The contaminated soil and groundwater remediation device, by setting packing layer and activated carbon filter layer, can to exhaust gas into
Row processing peculiar smell in scavenging and can avoid the pollution to atmosphere, and packing layer is Pall ring filler, Pall ring due to
Ring wall aperture substantially increases the utilization rate of space and ring inner surface in ring, and gas-flow resistance is small, and liquid distribution is uniform, has logical
The advantages that amount is big, resistance is small, separative efficiency is high and operating flexibility is big.
[Detailed description of the invention]
Fig. 1 is the schematic diagram of the section structure that the utility model is faced；
Fig. 2 is the schematic diagram of the section structure that the utility model medicine-chest is faced；
Fig. 3 is the schematic diagram of the section structure that the utility model Rose Box is faced；
Fig. 4 is the structural schematic diagram of the utility model part A amplification.
In figure: 1 the 4th switch, 2 control platforms, 3 power supplys, 4 first switches, 5 second switches, 6 thirds switch, 7 aeration dresses
It sets, 71 air compressors, 72 air inlets, 73 downtake pipes, 8 aeration heads, 9 first drillings, 10 second drillings, 11 discharge dresses
It sets, 111 water pumps, 112 drug discharging tubes, 113 drug-feeding tubes, 12 medicine-chests, 13 agitating devices, 131 bearings, 132 shafts, 133 motors, 134
Stirring rod, 14 support frames, 15 feeding openings, the drilling of 16 thirds, 17 air extractors, 171 air pumps, 172 air inlet pipe, 173 gas-liquid separations
Device, 174 second exhaust pipes, 18 Rose Boxes, 19 gas outlets, 20 packing layers, 21 activated carbon filter layers.
[specific embodiment]
The following examples can help those skilled in the art to be more fully understood the utility model, but cannot be with
Any mode limits the utility model.
As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of contaminated soil and groundwater remediation device,
Including aerator 7, the lower surface of the aerator 7 is fixedly connected by foundation bolt with the upper surface on ground, aeration dress
Setting 7 includes air compressor 71, by the way that air compressor 71 is arranged, so that air enters air compressor by air inlet 72
71, it then is discharged to underground water from aeration head 8 by downtake pipe 73, so that the effect of aeration is more preferable, air compressor 71
Lower surface be fixedly connected with the upper surface on ground, the upper surface of air compressor 71 is connected with air inlet 72, air compressor
71 exhaust outlet is communicated with downtake pipe 73, and the bottom end of downtake pipe 73 passes through the first drilling 9 and the upper table with aeration head 8
Face is fixedly connected, and by the way that aeration head 8 is arranged, aeration is a kind of means for contacting air strongly with water, and its object is to will be empty
Oxygen in gas is dissolved in the water, or gas unwanted in water and volatile materials are banished in air, so that aeration
Effect is more preferable, and the bottom end of aerator 7 passes through the first drilling 9 that ground upper surface opens up and the lower section for extending to ground, aeration
Aeration zone of the bottom end of device 7 across ground and underground water simultaneously extends in underground water, and the bottom end of aerator 7 is fixed to be connected
It is connected to aeration head 8.
The upper surface on ground is fixedly connected by foundation bolt with the lower surface of tapping equipment 11, and tapping equipment 11 includes water
Pump 111, by the way that water pump 111 is arranged, so that water pump 111 extracts medical fluid out of medicine-chest 12, then medical fluid passes through water pump 111 from drug
Pipe 112 is discharged in underground water, realizes the discharge of medical fluid, and water pump 111 is fixedly connected on the upper surface on ground, water pump 111
Water outlet is communicated with drug discharging tube 112, and the bottom end of drug discharging tube 112 passes through the second drilling 10 and extends in underground water, water pump 111
Water inlet is connected with the right end of drug-feeding tube 113, and drug-feeding tube 113 is connected to the right side of medicine-chest 12, the bottom end of tapping equipment 11
The second drilling opened up across ground upper surface 10 and extends in underground water, and tapping equipment 11 is connected to the right side of medicine-chest 12
The lower surface in face, medicine-chest 12 is fixedly connected by foundation bolt with the upper surface on ground, and the upper surface of medicine-chest 12 is connected with stirring
Device 13, agitating device 13 includes bearing 131, by the way that bearing 131 is arranged, so that the rotation of shaft 132 is more stable, so that stirring
The rotation for mixing bar 134 is more stable, and bearing 131 is connected to the upper surface of medicine-chest 12, and the inner surface of bearing 131 is socketed with shaft
132, the top of shaft 132 is fixedly connected with the output shaft of motor 133, the left and right sides of 133 fuselage of motor respectively with two
The opposite face of support frame 14 is fixedly connected, and by setting support frame 14, plays the role of supporting and fixing to motor 133, so that
The rotation of 133 output shaft of motor is more stable, and the bottom end of shaft 132 is fixedly connected with stirring rod 134, by the way that stirring rod is arranged
134, the surface of stirring rod 134 is provided with several paddles, can expand the range of stirring, so that mixed efficiency is more
Height, the left and right sides of agitating device 13 pass through two support frames 14 respectively and are fixedly connected with the upper surface of medicine-chest 12.
The upper surface on ground is fixedly connected by foundation bolt with the lower surface of air extractor 17, and air extractor 17 includes gas
Pump 171, by the way that air pump 171 is arranged, so that air pump 171 works, so that the steam in aeration zone enters by gas-liquid separator 173
To air inlet pipe 172, the steam in aeration zone can be extracted out, to carry out purified treatment to volatile contaminant, air pump 171 is fixed
It is connected to the upper surface on ground, the gas outlet of air pump 171 is connected with the right end of second exhaust pipe 174, second exhaust pipe 174
Left end is connected to the right side of Rose Box 18, and the air inlet of air pump 171 is connected with the top of air inlet pipe 172, air inlet pipe 172
Bottom end passes through third drilling 16 and is fixedly connected with the upper surface of gas-liquid separator 173, by the way that gas-liquid separator 173, gas is arranged
The mountable entrance in gas compressor of liquid/gas separator 173 is used for gas-liquid separation, can be realized the quick separating of gas-liquid, is evacuated
The bottom end of device 17 passes through the third drilling 16 that ground upper surface opens up and extends in aeration zone, the left end card of air extractor 17
The lower part in 18 right side of Rose Box is connect, the lower surface of Rose Box 18 is fixedly connected by foundation bolt with the upper surface on ground,
The inner surface of Rose Box 18 is respectively fixedly connected with packing layer 20 and activated carbon filter layer 21, by the way that activated carbon filter layer 21 is arranged,
Exhaust gas can be handled, peculiar smell in scavenging and the pollution to atmosphere can be avoided, activated carbon filter layer 21 is located at
The top of packing layer 20, by the way that packing layer 20 is arranged, packing layer 20 is Pall ring filler, and Pall ring is due to ring wall aperture, significantly
The utilization rate of space and ring inner surface in ring is improved, gas-flow resistance is small, and liquid distribution is uniform, with flux is big, resistance is small, divides
The advantages that big from high-efficient and operating flexibility, the upper surface of Rose Box 18 are connected with gas outlet 19, and ground is set on the left of upper surface
Be equipped with control platform 2, the upper surface of control platform 2 is provided with power supply 3, the upper surface of power supply 3 be respectively arranged with first switch 4,
Second switch 5, third switch 6 and the 4th switch 1 are opened by setting first switch 4, second switch 5, third switch 6 and the 4th
1 is closed, so that staff is more square to the manipulation of air compressor 71,171 working condition of water pump 111, motor 133 and air pump
Just, the output end of power supply 3 passes through the conducting wire input with first switch 4, second switch 5, third switch 6 and the 4th switch 1 respectively
End electrical connection, first switch 4, second switch 5, third switch 6 and the 4th switch 1 output end pass through conducting wire respectively with air pressure
The input terminal electrical connection of contracting machine 71, water pump 111, motor 133 and air pump 171.
The operating procedure of the utility model are as follows:
S1, first staff's personnel control first switch 4 so that air compressor 71 work so that air pass through into
Port 72 enters air compressor 71, then underground water is discharged to from aeration head 8 by downtake pipe 73, so that in underground water
Volatile contaminant be discharged into aeration zone；
S2, then staff controls the 4th switch 1, so that air pump 171 works, so that the steam in aeration zone passes through gas
Liquid/gas separator 173 enters air inlet pipe 172, then discharges into Rose Box 18 from second exhaust pipe 174, then passes through 20 He of packing layer
Activated carbon filter layer 21 is discharged from gas outlet 19, and after the completion of work, staff controls first switch 4, closes air compression
Machine 71 controls the 4th switch 1, closes air pump 171；
S3, simultaneously, staff controls third switch 6, so that the output shaft of motor 133 rotates, the output shaft of motor 133
Shaft 132 is driven to rotate, shaft 132 drives stirring rod 134 to rotate, and then staff controls second switch 5, so that water pump
111 work, so that water pump 111 extracts medical fluid out of medicine-chest 12, then medical fluid is discharged to ground from drug discharging tube 112 by water pump 111
In being lauched, after stirring and discharge completion, staff controls second switch 5 and third switch 6, makes motor 133 respectively
Output shaft rotation and water pump 111 stop working.
The utility model have it is following the utility model has the advantages that
1, the contaminated soil and groundwater remediation device, by air compressor, downtake pipe, aeration head, air inlet pipe,
The collective effect of air pump, medicine-chest, drug-feeding tube, water pump and drug discharging tube, so that air compressor works, so that air passes through air inlet
Into air compressor, it then is discharged to underground water from aeration head by downtake pipe, so that the volatility in underground water is dirty
Dye object is discharged into aeration zone, so that air pump works, so that the steam in aeration zone enters air inlet pipe by gas-liquid separator, so
Rose Box is discharged into from second exhaust pipe afterwards, meanwhile, so that pump working, so that water pump extracts medical fluid out of medicine-chest, then medical fluid
Be discharged in underground water by water pump from drug discharging tube, the soil and groundwater remediation device respectively by gas phase extract recovery technique,
Oxide reduction techniques and aeration recovery technique, more preferable to the repairing effect of soil underground water, repair time is shorter, and can be to soil
Earth and underground water are repaired simultaneously, and multiple portions are arranged in the device, and staff is facilitated to dismount.
2, the contaminated soil and groundwater remediation device, by setting medicine-chest, motor, shaft, bearing and stirring rod, so that
The output shaft of motor rotates, and the output shaft of motor drives shaft rotation, and shaft drives stirring rod rotation, enables in medicine-chest
Medical fluid is sufficiently mixed, so that the effect of medical fluid is more preferable.
3, the contaminated soil and groundwater remediation device can be to exhaust gas by setting packing layer and activated carbon filter layer
Handled, peculiar smell in scavenging and the pollution to atmosphere can be avoided, and packing layer is Pall ring filler, Pall ring by
In ring wall aperture, the utilization rate of space and ring inner surface in ring is substantially increased, gas-flow resistance is small, and liquid distribution is uniform, has
The advantages that flux is big, resistance is small, separative efficiency is high and operating flexibility is big.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (6)
1. a kind of prosthetic device for soil and groundwater, including aerator (7), it is characterised in that: the aerator
(7) lower surface is fixedly connected by foundation bolt with the upper surface on ground, and the bottom end of the aerator (7) passes through on ground
The first drilling (9) that surface opens up simultaneously extends to the lower section on ground, and the bottom end of the aerator (7) passes through ground and underground water
Between aeration zone and extend in underground water, the bottom end of the aerator (7) is fixedly connected with aeration head (8)；
The upper surface on the ground is fixedly connected by foundation bolt with the lower surface of tapping equipment (11), the tapping equipment
(11) bottom end passes through the second drilling (10) that ground upper surface opens up and extends in underground water, tapping equipment (11) card
The right side in medicine-chest (12) is connect, the lower surface of the medicine-chest (12) is fixedly connected by foundation bolt with the upper surface on ground,
The upper surface of the medicine-chest (12) is connected with agitating device (13), and the left and right sides of the agitating device (13) pass through two respectively
A support frame (14) is fixedly connected with the upper surface of medicine-chest (12)；
The upper surface on the ground is fixedly connected by foundation bolt with the lower surface of air extractor (17), the air extractor
(17) bottom end passes through the third drilling (16) that ground upper surface opens up and extends in aeration zone, the air extractor (17)
Left end is connected to the lower part of Rose Box (18) right side, and the lower surface of the Rose Box (18) is upper by foundation bolt and ground
Surface is fixedly connected, and the inner surface of the Rose Box (18) is respectively fixedly connected with packing layer (20) and activated carbon filter layer (21),
The activated carbon filter layer (21) is located at the top of packing layer (20), and the upper surface of the Rose Box (18) is connected with gas outlet
(19)。
2. a kind of prosthetic device for soil and groundwater according to claim 1, it is characterised in that: the aeration dress
Setting (7) includes air compressor (71), and the lower surface of the air compressor (71) is fixedly connected with the upper surface on ground, described
The upper surface of air compressor (71) is connected with air inlet (72), and the exhaust outlet of the air compressor (71) is communicated with first row
Tracheae (73), the bottom end of the downtake pipe (73), which passes through the first drilling (9) and fixes with the upper surface of aeration head (8), to be connected
It connects.
3. a kind of prosthetic device for soil and groundwater according to claim 2, it is characterised in that: the discharge dress
Setting (11) includes water pump (111), and the water pump (111) is fixedly connected on the upper surface on ground, the water outlet of the water pump (111)
It is communicated with drug discharging tube (112), the bottom end of the drug discharging tube (112) passes through the second drilling (10) and extends in underground water, described
The water inlet of water pump (111) is connected with the right end of drug-feeding tube (113), and the drug-feeding tube (113) is connected to the right side of medicine-chest (12)
Side.
4. a kind of prosthetic device for soil and groundwater according to claim 3, it is characterised in that: the stirring dress
Setting (13) includes bearing (131), and the bearing (131) is connected to the upper surface of medicine-chest (12), the inner surface of the bearing (131)
It is socketed with shaft (132), the top of the shaft (132) is fixedly connected with the output shaft of motor (133), the motor (133)
The left and right sides of fuselage are fixedly connected with the opposite face of two support frames (14) respectively, and the bottom end of the shaft (132) is fixed
It is connected with stirring rod (134).
5. a kind of prosthetic device for soil and groundwater according to claim 4, it is characterised in that: the pumping dress
Setting (17) includes air pump (171), and the air pump (171) is fixedly connected on the upper surface on ground, the gas outlet of the air pump (171)
It is connected with the right end of second exhaust pipe (174), the left end of the second exhaust pipe (174) is connected to the right side of Rose Box (18)
The air inlet in face, the air pump (171) is connected with the top of air inlet pipe (172), and the bottom end of the air inlet pipe (172) passes through the
Three drillings (16) are simultaneously fixedly connected with the upper surface of gas-liquid separator (173).
6. a kind of prosthetic device for soil and groundwater according to claim 5, it is characterised in that: on the ground
It is provided on the left of surface control platform (2), the upper surface of the control platform (2) is provided with power supply (3), the power supply (3)
Upper surface be respectively arranged with first switch (4), second switch (5), third switch (6) and the 4th switch (1), the power supply
(3) output end is defeated with first switch (4), second switch (5), third switch (6) and the 4th switch (1) respectively by conducting wire
Enter end electrical connection, the first switch (4), second switch (5), third switch (6) and the 4th switch the output end of (1) by leading
Line is electrically connected with the input terminal of air compressor (71), water pump (111), motor (133) and air pump (171) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821661783.8U CN209109819U (en) | 2018-10-15 | 2018-10-15 | A kind of prosthetic device for soil and groundwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821661783.8U CN209109819U (en) | 2018-10-15 | 2018-10-15 | A kind of prosthetic device for soil and groundwater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209109819U true CN209109819U (en) | 2019-07-16 |
Family
ID=67200845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821661783.8U Expired - Fee Related CN209109819U (en) | 2018-10-15 | 2018-10-15 | A kind of prosthetic device for soil and groundwater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209109819U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077139A (en) * | 2020-09-08 | 2020-12-15 | 生态环境部南京环境科学研究所 | Deodorization device and method for soil odor treatment |
| CN112285321A (en) * | 2020-10-09 | 2021-01-29 | 合肥工业大学 | VOCs polluted soil body aeration repair test device and test method |
-
2018
- 2018-10-15 CN CN201821661783.8U patent/CN209109819U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112077139A (en) * | 2020-09-08 | 2020-12-15 | 生态环境部南京环境科学研究所 | Deodorization device and method for soil odor treatment |
| CN112285321A (en) * | 2020-10-09 | 2021-01-29 | 合肥工业大学 | VOCs polluted soil body aeration repair test device and test method |
| CN112285321B (en) * | 2020-10-09 | 2021-06-01 | 合肥工业大学 | VOCs polluted soil body aeration repair test device and test method |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190716 Termination date: 20211015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |