CN207770452U - A kind of device of remediation of soil heavy metal pollution through circulating biological leaching - Google Patents
A kind of device of remediation of soil heavy metal pollution through circulating biological leaching Download PDFInfo
- Publication number
- CN207770452U CN207770452U CN201721508572.6U CN201721508572U CN207770452U CN 207770452 U CN207770452 U CN 207770452U CN 201721508572 U CN201721508572 U CN 201721508572U CN 207770452 U CN207770452 U CN 207770452U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- shell
- elution
- water pump
- remediation
- 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.)
- Expired - Fee Related
Links
- 239000002689 soil Substances 0.000 title claims abstract description 43
- 238000005067 remediation Methods 0.000 title claims abstract description 22
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 16
- 238000002386 leaching Methods 0.000 title claims abstract description 14
- 238000010828 elution Methods 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000004064 recycling Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims abstract description 19
- 238000005119 centrifugation Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000035558 fertility Effects 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a kind of devices of remediation of soil heavy metal pollution through circulating biological leaching, including shell, the four corners of housing bottom have been fixedly connected with supporting leg, the inner wall of shell is fixedly connected with partition board, gap between the bottom and shell of partition board has cooperatively formed elution chamber, gap between the top and shell of partition board has cooperatively formed reclaiming chamber, and the bottom on the left of shell is fixedly connected with elution water pump.The utility model passes through reclaiming chamber, driving motor, drive shaft, hybrid blade, driving disc, through-hole, swingle, rotating bottom board, driven turntable, belt, centrifugation sieve plate, recovered water pump, recycling liquid suction pipe and the mutual cooperation for recycling outlet tube, soil restoring device is set to have the function of recycling leacheate, avoid the waste of leacheate, reduce soil remediation expense, it avoids repairing Soils In The Region and sinking being lost in fertility, it is easy to operate, the expected target formulated soil remediation can be reached.
Description
Technical field
The utility model is related to technical field of soil remediation, specially a kind of circulating biological elutes repairing heavy metal in soil
The device of pollution.
Background technology
Soil remediation refers to utilizing the pollution in the method transfer of physics, chemistry and biology, absorption, degradation and conversion soil
Object makes its concentration be reduced to acceptable level, or converts poisonous and hazardous pollutant to harmless substance, basically,
The technical principle of contaminated soil remediation may include for：Change the existing forms of pollutant in the soil or the combination side with soil
Formula reduces its transportable property, bioavailability and concentration for reducing harmful substance in soil in the environment, is carrying out soil
When reparation, common biology elution repairing heavy metal in soil polluting device does not have the function of recycling leacheate, causes
The waste of leacheate brings more soil remediation expense, consumes a large amount of manpower and financial resources, be easy to cause reparation area
Soil sink and fertility is lost in, complicated for operation, cannot reach the expected target formulated soil remediation.
Utility model content
The purpose of this utility model is to provide a kind of device of remediation of soil heavy metal pollution through circulating biological leaching, tools
The advantages of standby Ke Xunhuanliyong leacheate, solves common biology elution repairing heavy metal in soil polluting device and does not have cycle profit
The problem of with leacheate.
To achieve the above object, the utility model provides the following technical solutions：A kind of circulating biological elution rehabilitating soil
The four corners of the device of heavy metal pollution, including shell, the housing bottom have been fixedly connected with supporting leg, the inner wall of the shell
It is fixedly connected with partition board, the gap between the bottom and shell of the partition board has cooperatively formed elution chamber, the top of the partition board
Gap between shell has cooperatively formed reclaiming chamber, and the bottom on the left of the shell is fixedly connected with elution water pump, the leaching
The top of wash water pump is fixedly connected with elution liquid suction pipe, and shell and leaching are run through in the one end of the elution liquid suction pipe far from elution water pump
It washes chamber and extends to the inside of elution chamber, the bottom of the elution water pump is fixedly connected with elution outlet tube, the housing bottom
Right side be fixedly connected with driving motor, be fixedly connected with drive shaft on the output shaft of the driving motor, the driving turns
The one end of axis far from driving motor sequentially passes through shell, elution chamber and reclaiming chamber and the inside for extending to reclaiming chamber from bottom to up,
It is fixedly connected with hybrid blade positioned at the surface of the drive shaft in elution intracavitary portion, is located at the table of the drive shaft inside reclaiming chamber
Face is fixedly connected with driving disc, and the top on the right side of the partition board offers through-hole, at the top of the partition board and is located at drive shaft
The position in left side is connected with swingle, and rotating bottom board, the swingle surface are fixedly connected at the top of the swingle
The position of corresponding driving disc is fixedly connected with driven turntable, and the driving disc is connect with driven turntable by belt transmission,
Centrifugation sieve plate is fixedly connected at the top of the rotating bottom board, the top on the left of the shell offers feeding port, the shell
The position that left side corresponds to feeding port is connected with rubber stopper, and Butterworth Hatch, the case top are offered at the top of the shell
Left side be fixedly connected with fixed block, the front of the fixed block is connected with rotating shaft, the surface of the rotating shaft
It is fixedly connected with fixed plate, the position that Butterworth Hatch is corresponded on the right side of the fixed plate is fixedly connected with matched case lid, institute
It states and is fixedly connected with rotating handles at the top of case lid, recovered water pump, the recycling are fixedly connected on the right side of the case top
It is fixedly connected with recycling liquid suction pipe on the right side of water pump, is fixedly connected with recycling outlet tube on the left of the recovered water pump, described time
The one end of outlet tube far from recovered water pump is received through shell and centrifuges sieve plate and extends to the inside of centrifugation sieve plate.
Preferably, the bottom of the supporting leg is fixedly connected with firm block, and the bottom of the firm block is fixedly connected with anti-skidding
Pad.
Preferably, the housing bottom and position on the left of the driving motor is fixedly connected with fixed montant, it is described solid
Determine to be fixedly connected with snubber block on the right side of montant, the right side of the snubber block is fixedly connected with driving motor.
Preferably, protection baffle has been fixedly connected with it at left and right sides of the rotating bottom board.
Preferably, the position that the inner walls bottom corresponds to drive shaft is fixedly connected with sealing ring.
Compared with prior art, the beneficial effects of the utility model are as follows：
1, the utility model passes through reclaiming chamber, driving motor, drive shaft, hybrid blade, driving disc, through-hole, rotation
Bar, rotating bottom board, driven turntable, belt, centrifugation sieve plate, recovered water pump, recycling liquid suction pipe and the mutual cooperation for recycling outlet tube,
So that soil restoring device is had the function of recycling leacheate, avoid the waste of leacheate, reduces soil remediation expense
With, it avoids repairing Soils In The Region and sinking being lost in fertility, it is easy to operate, the expected mesh formulated soil remediation can be reached
Mark.
2, the utility model consolidates block and non-slip mat by setting, makes instrument that can more consolidate in use, leads to
The fixed montant of setting and snubber block are crossed, prevents driving motor because vibrations cause hybrid blade to collide with shell, passes through setting
Baffle is protected, prevents driving disc and driven turntable from damaging, by the way that sealing ring is arranged, prevents leacheate from drive shaft and shell
Between gap in flow out.
Description of the drawings
Fig. 1 is the cross-sectional view of the structure of the utility model front view；
Fig. 2 is the structural schematic diagram of the utility model right view.
In figure：1 shell, 2 supporting legs, 3 partition boards, 4 elution chambers, 5 reclaiming chambers, 6 elution water pumps, 7 elution liquid suction pipes, 8 elute
Liquid pipe, 9 driving motors, 10 drive shafts, 11 hybrid blades, 12 driving discs, 13 through-holes, 14 swingles, 15 rotating bottom boards, 16
Driven turntable, 17 belts, 18 centrifugation sieve plates, 19 feeding ports, 20 rubber stoppers, 21 Butterworth Hatch, 22 fixed blocks, 23 rotating shafts, 24
It is fixed plate, 25 case lids, 26 rotating handles, 27 recovered water pumps, 28 recycling liquid suction pipes, 29 recycling outlet tubes, 30 firm blocks, 31 anti-skidding
Montant, 33 snubber blocks, 34 protection baffles, 35 sealing rings are fixed in pad, 32.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, a kind of device of remediation of soil heavy metal pollution through circulating biological leaching, including shell 1, shell
The four corners of 1 bottom have been fixedly connected with supporting leg 2, and the bottom of supporting leg 2 is fixedly connected with firm block 30, and the bottom for consolidating block 30 is solid
Surely it is connected with non-slip mat 31, block 30 and non-slip mat 31 are consolidated by setting, make instrument that can more consolidate in use, shell
The inner wall of body 1 is fixedly connected with partition board 3, and the gap between the bottom and shell 1 of partition board 3 has cooperatively formed elution chamber 4, partition board 3
Top and shell 1 between gap cooperatively formed reclaiming chamber 5, the bottom in 1 left side of shell is fixedly connected with elution water pump 6,
The top of elution water pump 6 is fixedly connected with elution liquid suction pipe 7, and shell 1 is run through in the one end of elution liquid suction pipe 7 far from elution water pump 6
With elution chamber 4 and extend to elution chamber 4 inside, elution water pump 6 bottom be fixedly connected with elution outlet tube 8,1 bottom of shell
Right side be fixedly connected with driving motor 9, drive shaft 10,1 inner wall bottom of shell are fixedly connected on the output shaft of driving motor 9
The position that portion corresponds to drive shaft 10 is fixedly connected with sealing ring 35, by the way that sealing ring 35 is arranged, prevents leacheate from turning from driving
It is flowed out in gap between axis 10 and shell 1, the one end of drive shaft 10 far from driving motor 9 sequentially passes through shell from bottom to up
1, chamber 4 and reclaiming chamber 5 and the inside for extending to reclaiming chamber 5 are eluted, the surface of the drive shaft 10 inside elution chamber 4 is fixed
It is connected with hybrid blade 11,1 bottom of shell and is fixedly connected with fixed montant 32 positioned at the position in 9 left side of driving motor, it is fixed
The right side of montant 32 is fixedly connected with snubber block 33, and the right side of snubber block 33 is fixedly connected with driving motor 9, is fixed by being arranged
Montant 32 and snubber block 33 prevent driving motor 9 because vibrations cause hybrid blade 11 to collide with shell 1, are located at reclaiming chamber 5
The surface of internal drive shaft 10 is fixedly connected with driving disc 12, and the top on 3 right side of partition board offers through-hole 13, partition board 3
Top and it is connected with swingle 14 positioned at the position in the left side of drive shaft 10, the top of swingle 14 is fixedly connected with rotation
Bottom plate 15, the position that 14 surface of swingle corresponds to driving disc 12 are fixedly connected with driven turntable 16, the left and right of rotating bottom board 15
Both sides have been fixedly connected with protection baffle 34, and baffle 34 is protected by setting, prevent driving disc 12 and driven turntable 16 from damaging,
Driving disc 12 is sequentially connected with driven turntable 16 by belt 17, and the top of rotating bottom board 15 is fixedly connected with centrifugation sieve plate
18, the top in 1 left side of shell offers feeding port 19, and the position that 1 left side of shell corresponds to feeding port 19 is connected with rubber stopper
20, the top of shell 1 offers Butterworth Hatch 21, and the left side at 1 top of shell is fixedly connected with fixed block 22, the front of fixed block 22
It is connected with rotating shaft 23, the surface of rotating shaft 23 is fixedly connected with fixed plate 24, the corresponding cleaning in 24 right side of fixed plate
The position of mouth 21 is fixedly connected with matched case lid 25, and the top of case lid 25 is fixedly connected with rotating handles 26, shell 1
Recovered water pump 27 is fixedly connected on the right side of top, the right side of recovered water pump 27 is fixedly connected with recycling liquid suction pipe 28, recycle-water
The left side of pump 27 is fixedly connected with recycling outlet tube 29, and 1 He of shell is run through in the one end of recycling outlet tube 29 far from recovered water pump 27
Centrifugation sieve plate 18 and the inside for extending to centrifugation sieve plate 18, pass through reclaiming chamber 5, driving motor 9, drive shaft 10, hybrid blade
11, driving disc 12, through-hole 13, swingle 14, rotating bottom board 15, driven turntable 16, belt 17, centrifugation sieve plate 18, recycle-water
Pump 27, recycling liquid suction pipe 28 and the mutual cooperation for recycling outlet tube 29, make soil restoring device have and recycle leacheate
Function, avoid the waste of leacheate, reduce soil remediation expense, avoid repair Soils In The Region sink and fertility be lost in,
It is easy to operate, the expected target formulated soil remediation can be reached.
In use, elution outlet tube 8 is inserted into soil on the left of body, elution water pump 6 is by eluting liquid suction pipe 7 from leaching
It washes in chamber 4 and draws leacheate soil is repaired, meanwhile, recycling liquid suction pipe 28 is inserted into soil and elution on the right side of the body
8 corresponding position of outlet tube, after eluting a period of time, recovered water pump 27 is by recycling liquid suction pipe 28 by leacheate and soil
Mixture absorption come up and by recycle outlet tube 29 be injected into reclaiming chamber 5, driving motor 9 passes through 10 band of drive shaft
Dynamic driving disc 12 is rotated, and driving disc 12 drives driven turntable 16 to be rotated by belt 17, and driven turntable 16 is logical
Crossing swingle 14 drives rotating bottom board 15 to be rotated, and rotating bottom board 15 drives centrifugation sieve plate 18 to be rotated, and is reached pair with this
The effect that recovered liquid simply centrifuges injects additive by feeding port 19 into reclaiming chamber 5 later, and treated, and mixed liquor is logical
Through-hole 13 is crossed to be again introduced into elution chamber 4, meanwhile, driving motor 9 drives hybrid blade 11 to be rotated by drive shaft 10,
Recovered liquid is mixed fully with leacheate, to achieve the purpose that recycle leacheate.
In summary：The device of the remediation of soil heavy metal pollution through circulating biological leaching passes through reclaiming chamber 5, driving electricity
Machine 9, drive shaft 10, hybrid blade 11, driving disc 12, through-hole 13, swingle 14, rotating bottom board 15, driven turntable 16, skin
With 17, centrifugation sieve plate 18, recovered water pump 27, recycling liquid suction pipe 28 and the mutual cooperation for recycling outlet tube 29, solves common life
Object elution repairing heavy metal in soil polluting device does not have the problem of recycling leacheate.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of device of remediation of soil heavy metal pollution through circulating biological leaching, including shell (1), it is characterised in that：It is described
The four corners of shell (1) bottom have been fixedly connected with supporting leg (2), and the inner wall of the shell (1) is fixedly connected with partition board (3), institute
It states the gap between the bottom of partition board (3) and shell (1) and has cooperatively formed elution chamber (4), the top of the partition board (3) and shell
(1) gap between has cooperatively formed reclaiming chamber (5), and the bottom on the left of the shell (1) is fixedly connected with elution water pump (6),
Elution liquid suction pipe (7) is fixedly connected at the top of the elution water pump (6), the elution liquid suction pipe (7) is far from elution water pump (6)
One end through shell (1) and elute chamber (4) and extend to elution chamber (4) inside, it is described elute water pump (6) bottom fix
It is connected with elution outlet tube (8), driving motor (9), the driving motor are fixedly connected on the right side of shell (1) bottom
(9) drive shaft (10) is fixedly connected on output shaft, the one end of the drive shaft (10) far from driving motor (9) is under
It is supreme to sequentially pass through shell (1), elution chamber (4) and reclaiming chamber (5) and the inside for extending to reclaiming chamber (5), it is located at elution chamber (4)
The surface of internal drive shaft (10) is fixedly connected with hybrid blade (11), is located at the internal drive shaft of reclaiming chamber (5)
(10) surface is fixedly connected with driving disc (12), and the top on the right side of the partition board (3) offers through-hole (13), the partition board
(3) position at the top of and on the left of drive shaft (10) is connected with swingle (14), the top of the swingle (14)
It is fixedly connected with rotating bottom board (15), the position that swingle (14) surface corresponds to driving disc (12) is fixedly connected with driven
Turntable (16), the driving disc (12) are sequentially connected with driven turntable (16) by belt (17), the rotating bottom board (15)
Top be fixedly connected with centrifugation sieve plate (18), the top on the left of the shell (1) offers feeding port (19), the shell
(1) position of the corresponding feeding port (19) in left side is connected with rubber stopper (20), and Butterworth Hatch is offered at the top of the shell (1)
(21), the left side at the top of the shell (1) is fixedly connected with fixed block (22), and the front of the fixed block (22) is connected with
The surface of rotating shaft (23), the rotating shaft (23) is fixedly connected with fixed plate (24), and fixed plate (24) right side is right
It answers the position of Butterworth Hatch (21) to be fixedly connected with matched case lid (25), is fixedly connected at the top of the case lid (25)
Rotating handles (26), the right side at the top of the shell (1) are fixedly connected with recovered water pump (27), the right side of the recovered water pump (27)
Side is fixedly connected with recycling liquid suction pipe (28), and recycling outlet tube (29), institute are fixedly connected on the left of the recovered water pump (27)
The one end of recycling outlet tube (29) far from recovered water pump (27) is stated through shell (1) and centrifugation sieve plate (18) and extends to screen centrifuge
The inside of plate (18).
2. a kind of device of remediation of soil heavy metal pollution through circulating biological leaching according to claim 1, feature exist
In：The bottom of the supporting leg (2) is fixedly connected with firm block (30), and the bottom of the firm block (30) is fixedly connected with non-slip mat
(31)。
3. a kind of device of remediation of soil heavy metal pollution through circulating biological leaching according to claim 1, feature exist
In：Shell (1) the bottom and position on the left of the driving motor (9) is fixedly connected with fixed montant (32), the fixation
Snubber block (33) is fixedly connected on the right side of montant (32), the right side of the snubber block (33) is fixedly connected with driving motor (9).
4. a kind of device of remediation of soil heavy metal pollution through circulating biological leaching according to claim 1, feature exist
In：It is fixedly connected with protection baffle (34) at left and right sides of the rotating bottom board (15).
5. a kind of device of remediation of soil heavy metal pollution through circulating biological leaching according to claim 1, feature exist
In：The position that shell (1) the inner wall bottom corresponds to drive shaft (10) is fixedly connected with sealing ring (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508572.6U CN207770452U (en) | 2017-11-13 | 2017-11-13 | A kind of device of remediation of soil heavy metal pollution through circulating biological leaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508572.6U CN207770452U (en) | 2017-11-13 | 2017-11-13 | A kind of device of remediation of soil heavy metal pollution through circulating biological leaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207770452U true CN207770452U (en) | 2018-08-28 |
Family
ID=63233346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721508572.6U Expired - Fee Related CN207770452U (en) | 2017-11-13 | 2017-11-13 | A kind of device of remediation of soil heavy metal pollution through circulating biological leaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207770452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465287A (en) * | 2018-11-23 | 2019-03-15 | 交通运输部天津水运工程科学研究所 | A kind of contaminated soil processing unit |
-
2017
- 2017-11-13 CN CN201721508572.6U patent/CN207770452U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109465287A (en) * | 2018-11-23 | 2019-03-15 | 交通运输部天津水运工程科学研究所 | A kind of contaminated soil processing unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105057340B (en) | A kind of chromium-polluted soil dystopy elution renovation technique and its device | |
| CN104475441B (en) | A kind of Soil leaching repair system and method thereof concentrating design concept based on decrement | |
| CN106925394A (en) | A kind of efficient fixed-end forces device | |
| CN207770452U (en) | A kind of device of remediation of soil heavy metal pollution through circulating biological leaching | |
| CN205183317U (en) | Pollute native drip washing treatment facility | |
| CN103706621A (en) | Device and method for ultrasonic strengthening remediation of organic pollution field soil | |
| CN209226701U (en) | A kind of heavy metal wastewater treatment apparatus | |
| CN207210240U (en) | A kind of novel automatic machinery drilling mud pretreatment unit | |
| CN206215661U (en) | A kind of device for field repair soil | |
| CN210974180U (en) | Multistage filtration industrial wastewater treatment device | |
| CN211546054U (en) | Sludge discharge device for sewage treatment | |
| CN209210451U (en) | A kind of iron filings eliminating equipment | |
| CN210795998U (en) | Waste water recycling device for power plant pure water equipment | |
| CN210855771U (en) | River sewage treatment device with sludge treatment function | |
| CN215352340U (en) | Resourceful treatment device of high strong salt of industry | |
| CN207243615U (en) | A kind of coal chemical industry sewage processing unit | |
| CN108927280B (en) | Bottom slag washing and sorting system | |
| CN217148881U (en) | A effluent treatment plant for building engineering | |
| CN216549939U (en) | Treatment device for polluted water body of mine pit | |
| CN221471675U (en) | Contaminated soil prosthetic mud biochar device | |
| CN206219684U (en) | A kind of steel pipe cleaning by degreasing device | |
| CN217418481U (en) | Processing device for resource utilization of drilling waste as building material | |
| CN215516788U (en) | A phosphorus removal device for sewage treatment | |
| CN219526361U (en) | A printing and dyeing wastewater pretreatment system | |
| CN214289984U (en) | Heavy metal contaminated soil prosthetic devices that fungus sediment was recycled |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 Termination date: 20181113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |