CN202605797U - Settling pond and anti-disturbance underwater mud scraper thereof - Google Patents
Settling pond and anti-disturbance underwater mud scraper thereof Download PDFInfo
- Publication number
- CN202605797U CN202605797U CN 201220210270 CN201220210270U CN202605797U CN 202605797 U CN202605797 U CN 202605797U CN 201220210270 CN201220210270 CN 201220210270 CN 201220210270 U CN201220210270 U CN 201220210270U CN 202605797 U CN202605797 U CN 202605797U
- Authority
- CN
- China
- Prior art keywords
- mud
- cleaning shoe
- slide block
- under water
- sedimentation basin
- 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 - Lifetime
Links
- 238000007790 scraping Methods 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 238000004140 cleaning Methods 0.000 claims description 47
- 238000004062 sedimentation Methods 0.000 claims description 44
- 230000001105 regulatory Effects 0.000 claims description 30
- 238000007599 discharging Methods 0.000 claims description 17
- 210000000214 Mouth Anatomy 0.000 claims description 16
- 239000010802 sludge Substances 0.000 claims description 12
- 230000001376 precipitating Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002965 rope Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000014616 translation Effects 0.000 description 1
Images
Abstract
The utility model provides a settling pond and an anti-disturbance underwater mud scraper thereof, belongs to the technical field of sewage treatment and solves problems that the mud scraper in the existing settling pond is large in volume and cannot discharge mud timely. The settling pond comprises a pond body capable of containing sewage, wherein a mud scraping mechanism and mud discharge ports are arranged at the bottom of the pond body. The two mud discharge ports are respectively arranged at two ends of the bottom of the pond body, the mud scraping mechanism is arranged at the bottom of the pond body and can push settled mud to the position of any mud discharge port when the mud scraping mechanism moves, and a valve is respectively arranged at each mud discharge port position. The settling pond and the anti-disturbance underwater mud scraper thereof have the advantages of being simple in structure, high in mud discharge efficiency and the like.
Description
Technical field
The utility model belongs to technical field of sewage, relates to a kind of sedimentation basin and disturbance rejection thereof mud scraper under water.
Background technology
Deposition is that one of important step in the drainage technology flow process is drunk in feedwater, and sludge from sedimentation tank directly influences the effect of water treatment.At present, the spoil disposal of the horizontal sedimentation tank of domestic waterworks, sewage treatment plant employing is main sludge discharge way with the running vehicle type suction dredge still.Manufacturing that it is ripe and testing and measuring technology make it occupy an leading position in water treatment field for many years, do not have the mature and reliable substitute products so far.Simultaneously because water resource is deficient day by day, the in short supply and water quality in the increase of the raising of source water cost, water factory's water consumption, soil propose the development that many factors such as mark have restricted modernized water factory.
Because the running vehicle type suction dredge is to be purpose with clean eliminating precipitating sludge only, it is big to certainly exist water consumption, and spoil disposal water solid content is low, and is unfavorable to the mud of the follow-up factory production waste water of purifying waste water.Can find out that a series of problems of running vehicle type suction dredge make it be difficult to adapt to modernized water factory again.
Its notification number of Chinese patent CN2803489Y provides a kind of " mud-scraping apparatus that is used for sedimentation basin "; It comprises length and sedimentation basin and disturbance rejection thereof, and the mud scraper bottom width quite under water, shape of cross section is that triangle, underrun roller are flat on sedimentation basin and disturbance rejection thereof the mud scraper on the mud scraper bottom surface under water; The cross section two ends of mud scraper are provided with the pull rope by driven by motor, so that mud scraper can be in sedimentation basin and disturbance rejection two ends, mud scraper bottom surface translation back and forth under water thereof; Two bottom of mud scraper also further are extended with the flanging structure of forward direction respectively downwards.After adopting the utility model; As long as according to common mode mud discharging device is installed in the position, two base angles of mud scraper under water at sedimentation basin and disturbance rejection thereof; Can successfully mud be extracted clean; The other end of mud scraper bottom surface is as the same under water to move to sedimentation basin and disturbance rejection thereof at mud scraper, collects mud scraper specially and pushes away the mud that comes and need not quirk that a bottom at sedimentation basin is provided with bucket shape.
But above-mentioned mud scraper is because triangular in shape, and size is bigger, and the motor that required power is bigger during driving could drive it and move.Simultaneously, only have a mud discharging mouth in the sedimentation basin usually, the mud of deposition can not be discharged timely.
Summary of the invention
The purpose of the utility model is the problems referred to above that exist to prior art, and a kind of mechanism is simple, sewage disposal is stable sedimentation basin and disturbance rejection thereof mud scraper under water is provided.
The purpose of the utility model can realize through following technical proposal: a kind of sedimentation basin and disturbance rejection thereof be mud scraper under water; The pond body that comprises ability splendid attire sewage; Body bottom in said pond is provided with mud-scraping mechanism and mud discharging mouth, it is characterized in that, the quantity of said mud discharging mouth is two and lays respectively at the two ends of body bottom, pond; Above-mentioned mud-scraping mechanism is arranged at body bottom, pond and moves and can precipitating sludge be pushed to above-mentioned arbitrary mud discharging mouth place when it, and said each mud discharging mouth place is equipped with valve.
Sludge settling opened valve in sedimentation basin bottom when needing to discharge precipitating sludge in the sewage disposal process, will be positioned at mud at the bottom of the pond in the mud-scraping mechanism moving process and scrape the place, two ends at the bottom of the pond, and precipitating sludge is discharged by mud discharging mouth more then.
After Treatment of Sludge finished, valve-off got final product.
At above-mentioned sedimentation basin and disturbance rejection thereof under water in the mud scraper; Said mud-scraping mechanism comprises guide rail, slide block and cleaning shoe; Said slide block is positioned on the guide rail and can be along its translation; Vertical setting with guide rail of said cleaning shoe along continuous straight runs and cleaning shoe are positioned at the both sides of slide block, and an above-mentioned slide block and a haulage gear link.
When haulage gear drives slide block along the guide rail translation, be positioned at the cleaning shoe of slide block both sides, therefore mud scraped to scraping Ni Kouchu through cleaning shoe owing to be positioned at body bottom, pond.
, have between said slide block and the cleaning shoe and strengthen the tension structure of bonding strength between the two under water in the mud scraper at above-mentioned sedimentation basin and disturbance rejection thereof.
Improve the intensity of cleaning shoe through this mechanism, avoid end opposite that cleaning shoe is connected with slide block because of the weight bottom.
At above-mentioned sedimentation basin and disturbance rejection thereof under water in the mud scraper; Described tension structure comprises tension bar one, tension bar two and the tensioning piece that is shaft-like; One end and the slide block of said tension bar one are hinged; One end and the cleaning shoe of tension bar two are hinged, and above-mentioned tensioning piece is threaded in the other end of tension bar one and tension bar two respectively.
Rotate the tensioning piece tension bar one and tension bar two-phase are drawn close, thereby avoided the cleaning shoe bottom.
Under water in the mud scraper, said cleaning shoe is inner to link with slide block at above-mentioned sedimentation basin and disturbance rejection thereof, and an end and the cleaning shoe outer end of above-mentioned tension bar two are hinged.
Can make the swing of tension bar trace through articulated manner, be convenient to it is carried out tensioning.
Under water in the mud scraper, said cleaning shoe is T-shaped at above-mentioned sedimentation basin and disturbance rejection thereof, and both sides, cleaning shoe top are the wing lid of protrusion, and the cleaning shoe bottom is the mud portion of scraping that is used to scrape mud.Scrape and scrape mud portion in the mud process and promote mud and move, the wing is built balanced action and is avoided the cleaning shoe rollover.
At above-mentioned sedimentation basin and disturbance rejection thereof under water in the mud scraper; Described haulage gear comprises the drive motors that is connected in the external side in pond; Have several bearings up pulley on the said guide rail, a driving-chain that links with slide block is enclosed within on the drive and regulating wheel of above-mentioned drive motors.
In drive motors when running, drive slide block through the driving-chain that moves and move, here regulating wheel to be arranged so that drive motors can be positioned at the pond external, and driving-chain can be with transmission of power to the slide block that is positioned at body bottom, pond.
Under water in the mud scraper, the quantity of said slide block is two, and the both sides of two slide blocks all have symmetrically arranged cleaning shoe at above-mentioned sedimentation basin and disturbance rejection thereof.
Mud efficient is scraped in such structure raising and weight balancing is avoided the slide block rollover.
Under water in the mud scraper, have the adjusting support at above-mentioned sedimentation basin and disturbance rejection thereof on the described guide rail, wherein a regulating wheel is positioned at and regulates the support place and between has governor motion.
Behind the position of governor motion adjusting regulating wheel, just can above-mentioned drive tensioning be avoided driving-chain to cross pine and influence the normal of slide block moving.
At above-mentioned sedimentation basin and disturbance rejection thereof under water in the mud scraper; Described governor motion is for regulating the strip pilot hole of twice symmetry on the support; Being connected on the regulating shaft of above-mentioned regulating wheel, the two ends of regulating shaft lay respectively at two pilot hole places, and a vertical adjusting rod the inner is connected with above-mentioned regulating shaft; The adjusting rod outer end is stretched in body top, pond and is had handwheel above that, and handwheel is threaded with above-mentioned adjusting rod.
Under water in the mud scraper, body port, said pond is fixed with regulates seat at above-mentioned sedimentation basin and disturbance rejection thereof, and above-mentioned hand wheel shaft is regulated on the seat to being connected in.
Rotate in the handwheel process, adjusting rod is along with moving up and down, and after adjusting rod drove the regulating wheel that is positioned on the regulating shaft and moves up and down, the regulating wheel after changing through the position carried out tensioning to driving-chain.
Under water in the mud scraper, have at least two slide blocks at above-mentioned sedimentation basin and disturbance rejection thereof on the described guide rail.
Compared with prior art, mud scraper is owing to have two mud discharging mouths under water for this sedimentation basin and disturbance rejection thereof, and its spoil disposal efficient is higher.Simultaneously, have at least two slide blocks on the guide rail and also further improved spoil disposal efficient, and a plurality of slide block also shared and scraped the mud amount, improved the service life of mud-scraping mechanism.
In addition, can also avoid the cleaning shoe bottom through tension structure between cleaning shoe and the slide block, improve job stability.Meanwhile; Traction drive is installed in bank plane, pond; Affect through multi-stage speed-reducing by motor and to scrape mud sport car group; Scrape mud sport car group and determine one or n platform, scrape mud sport car both sides for every and T shape wing lid formula is housed to scrape mud be to cover to take off to scrape mud has been disturbed at the bottom of the pond alumen ustum and reach disturbance rejection and scrape the mud effect under water according to the length of horizontal sedimentation tank.
Description of drawings
Fig. 1 is this sedimentation basin and disturbance rejection thereof the sectional structure sketch map of mud scraper under water.
Fig. 2 is this sedimentation basin and disturbance rejection thereof the perspective view of mud-scraping mechanism in the mud scraper under water.
Fig. 3 is this sedimentation basin and disturbance rejection thereof the structural representation at governor motion place in the mud scraper under water.
Fig. 4 is this sedimentation basin and disturbance rejection thereof the structural representation at slide block and cleaning shoe place in the mud scraper under water.
Among the figure, 1, the pond body; 2, mud discharging mouth; 3, valve; 4, guide rail; 5, slide block; 6, cleaning shoe; 6a, wing lid; 6b, scrape mud portion; 7, tension bar one; 8, tension bar two; 9, tensioning piece; 10, drive motors; 11, regulating wheel; 12, driving-chain; 13, regulate support; 13a, pilot hole; 14, regulating shaft; 15, adjusting rod; 16, regulate seat; 17, handwheel.
The specific embodiment
As depicted in figs. 1 and 2, this sedimentation basin and disturbance rejection thereof under water mud scraper comprise can splendid attire the pond body 1 of sewage, body 1 bottom in pond is provided with mud-scraping mechanism and mud discharging mouth 2.
The quantity of mud discharging mouth 2 is two and lays respectively at the two ends of pond body 1 bottom, and mud-scraping mechanism is arranged at pond body 1 bottom, and each mud discharging mouth 2 place is equipped with valve 3.
Mud-scraping mechanism comprises guide rail 4, slide block 5 and cleaning shoe 6, and slide block 5 is positioned on the guide rail 4 and can be along its translation, and cleaning shoe 6 along continuous straight runs and guide rail 4 be vertical to be provided with and cleaning shoe 6 is positioned at the both sides of slide block 5; A slide block 5 and a haulage gear link; In the present embodiment, have two slide blocks 5 on the guide rail 4, and cleaning shoe is T-shaped; Both sides, cleaning shoe 6 top are the wing lid 6a of protrusion, and cleaning shoe 6 bottoms are the 6b of the mud portion of scraping that is used to scrape mud.
Like Fig. 3 and shown in Figure 4; Have between slide block 5 and the cleaning shoe 6 and strengthen the tension structure of bonding strength between the two; Tension structure comprises tension bar 1, tension bar 28 and the tensioning piece 9 that is shaft-like; One end and the slide block 5 of said tension bar 1 are hinged, and an end and the cleaning shoe 6 of tension bar 28 are hinged.Tensioning piece 9 is threaded in the other end of tension bar 1 and tension bar 28 respectively.In the present embodiment, cleaning shoe 6 the inners link with slide block 5, and an end of tension bar 28 and cleaning shoe 6 outer ends are hinged.
Haulage gear comprises the drive motors 10 that is connected in pond body 1 outside, has 11, driving-chains 12 that link with slide block 5 of several bearings up pulley on the guide rail 4 and is enclosed within on the drive and regulating wheel 11 of above-mentioned drive motors 10.The quantity of slide block 5 is two, and the both sides of two slide blocks 5 all have symmetrically arranged cleaning shoe 6.Have on the guide rail 4 and regulate support 13, wherein a regulating wheel 11 is positioned at and regulates support 13 places and between has governor motion.
Governor motion is for regulating the strip pilot hole 13a of twice symmetry on the support 13, being connected on the regulating shaft 14 of regulating wheel 11, and the two ends of regulating shaft 14 lay respectively at two pilot hole 13a places, and the inner and above-mentioned regulating shaft 14 of vertical adjusting rod 15 is connected.Body 1 port in pond is fixed with regulates seat 16, and handwheel 17 axially is connected in to be regulated on the seat 16, and adjusting rod 15 outer ends are stretched in body top, pond and are threaded with handwheel 17.
Sludge settling is opened valve 3 in the sedimentation basin bottom in the sewage disposal process when needing to discharge precipitating sludge.Drive slide block 5 along guide rail 4 translations through driving-chain 12 in drive motors 10 operation process, the cleaning shoe 6 of slide block 5 both sides in the moving process scrapes the mud at the bottom of the pond.Certainly, slide block 5 moves back and forth along guide rail 4 here, so just mud is scraped the place, body 1 two ends to the pond, and the mud that is positioned at 2 pairs of gatherings of mud discharging mouth at pond body 1 two ends discharges.
Certainly, above-mentioned scraping in the mud process avoided cleaning shoe 6 bottoms through tension structure, makes its stable mud of scraping.After Treatment of Sludge finished, valve-off 3 got final product.
Claims (10)
1. sedimentation basin and disturbance rejection thereof mud scraper under water; The pond body (1) that comprises ability splendid attire sewage; Said pond body (1) bottom is provided with mud-scraping mechanism and mud discharging mouth (2), it is characterized in that, the quantity of said mud discharging mouth (2) is two and lays respectively at the two ends bottom the pond body (1); Above-mentioned mud-scraping mechanism is arranged at pond body (1) bottom and can precipitating sludge be pushed to above-mentioned arbitrary mud discharging mouth (2) and locates when it moves, and said each mud discharging mouth (2) locates to be equipped with valve (3).
2. sedimentation basin according to claim 1 and disturbance rejection thereof be mud scraper under water; It is characterized in that; Said mud-scraping mechanism comprises guide rail (4), slide block (5) and cleaning shoe (6); Said slide block (5) is positioned at that guide rail (4) is gone up and can be along its translation, and said cleaning shoe (6) along continuous straight runs is vertical with guide rail (4) to be provided with and cleaning shoe (6) is positioned at the both sides of slide block (5), and an above-mentioned slide block (5) and a haulage gear link.
3. sedimentation basin according to claim 2 and disturbance rejection thereof be mud scraper under water, it is characterized in that, has between said slide block (5) and the cleaning shoe (6) and strengthens the tension structure of bonding strength between the two.
4. sedimentation basin according to claim 3 and disturbance rejection thereof be mud scraper under water; It is characterized in that; Described tension structure comprises tension bar one (7), tension bar two (8) and the tensioning piece (9) that is shaft-like; One end of said tension bar one (7) and slide block (5) are hinged, and an end of tension bar two (8) and cleaning shoe (6) are hinged, and above-mentioned tensioning piece (9) is threaded in the other end of tension bar one (7) and tension bar two (8) respectively.
5. sedimentation basin according to claim 4 and disturbance rejection thereof be mud scraper under water, it is characterized in that, said cleaning shoe (6) is inner to link with slide block (5), and an end of above-mentioned tension bar two (8) and cleaning shoe (6) outer end are hinged.
6. sedimentation basin according to claim 4 and disturbance rejection thereof be mud scraper under water, it is characterized in that, said cleaning shoe (6) is T-shaped, and cleaning shoe (6) both sides, top are the wing lid (6a) of protrusion, and cleaning shoe (6) bottom is the mud portion of scraping (6b) that is used to scrape mud.
7. according to claim 1 or 2 or 3 or 4 or 5 or 6 described sedimentation basins and disturbance rejection thereof mud scraper under water; It is characterized in that; Described haulage gear comprises the drive motors (10) that is connected in pond body (1) outside; Have several bearings up pulley (11) on the said guide rail (4), a driving-chain (12) that links with slide block (5) is enclosed within on the drive and regulating wheel (11) of above-mentioned drive motors (10).
8. sedimentation basin according to claim 2 and disturbance rejection thereof be mud scraper under water, it is characterized in that, the quantity of said slide block (5) is two, and the both sides of two slide blocks (5) all have symmetrically arranged cleaning shoe (6).
9. sedimentation basin according to claim 7 and disturbance rejection thereof be mud scraper under water, it is characterized in that, has adjusting support (13) on the described guide rail (4), and wherein a regulating wheel (11) is positioned at and regulates that support (13) is located and between has governor motion.
10. sedimentation basin according to claim 9 and disturbance rejection thereof be mud scraper under water; It is characterized in that; Described governor motion is gone up the strip pilot hole (13a) of twice symmetry for regulating support (13); Being connected on the regulating shaft (14) of above-mentioned regulating wheel (11), the two ends of regulating shaft (14) lay respectively at two pilot holes (13a) and locate, and a vertical adjusting rod (15) is inner to be connected with above-mentioned regulating shaft (14); Adjusting rod (15) outer end is stretched in pond body (1) top and is had handwheel (17) above that, and handwheel (17) is threaded with above-mentioned adjusting rod (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220210270 CN202605797U (en) | 2012-05-10 | 2012-05-10 | Settling pond and anti-disturbance underwater mud scraper thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220210270 CN202605797U (en) | 2012-05-10 | 2012-05-10 | Settling pond and anti-disturbance underwater mud scraper thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202605797U true CN202605797U (en) | 2012-12-19 |
Family
ID=47339531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220210270 Expired - Lifetime CN202605797U (en) | 2012-05-10 | 2012-05-10 | Settling pond and anti-disturbance underwater mud scraper thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202605797U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102974135A (en) * | 2012-12-24 | 2013-03-20 | 净化控股集团有限公司 | Traction device of sedimentation basin mud scraper |
CN112110528A (en) * | 2020-09-23 | 2020-12-22 | 江苏启创环境科技股份有限公司 | Sewage magnetic loading clarification process and system thereof |
-
2012
- 2012-05-10 CN CN 201220210270 patent/CN202605797U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102974135A (en) * | 2012-12-24 | 2013-03-20 | 净化控股集团有限公司 | Traction device of sedimentation basin mud scraper |
CN102974135B (en) * | 2012-12-24 | 2015-09-02 | 净化控股集团有限公司 | A kind of draw-gear of sedimentation basin mud scraper |
CN112110528A (en) * | 2020-09-23 | 2020-12-22 | 江苏启创环境科技股份有限公司 | Sewage magnetic loading clarification process and system thereof |
CN112110528B (en) * | 2020-09-23 | 2021-05-04 | 江苏启创环境科技股份有限公司 | Sewage magnetic loading clarification process and system thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205346900U (en) | Oil separator | |
CN202605797U (en) | Settling pond and anti-disturbance underwater mud scraper thereof | |
US5478471A (en) | Sludge scraping apparatus | |
CN106139656A (en) | A kind of cleaning mechanism for sewage-treatment plant | |
CN201376904Y (en) | Floating disc type floating oil recovery machine | |
CN203668053U (en) | Slag scraping device of oil removal precipitation basin | |
JP2015174084A (en) | Sludge scraping device | |
CN205235490U (en) | Driving formula mud scraper | |
CN205042230U (en) | Sediment filter equipment is dragged for to chain formula | |
CN112758268A (en) | Robot is clear away to floater in municipal park lake | |
CN209668847U (en) | Spiral pretreatment reaction tank | |
CN109650570B (en) | Printing and dyeing wastewater treatment structure | |
CN112295272A (en) | Submersible reciprocating type multifunctional mud scraping and sucking integrated machine and gradual trap removal method thereof | |
CN111074868A (en) | River water meter garbage collection device | |
CN203060905U (en) | Travelling driving device of mud scraper | |
CN201399269Y (en) | Annular chain adjusting mechanism for single-track sludge scraping machine | |
CN216175065U (en) | Sludge scraper for sewage treatment | |
CN2907822Y (en) | Mud scraper | |
CN111035972B (en) | Sedimentation tank of liquid drainage mode under liquid | |
CN210505663U (en) | Air floatation machine for treating papermaking wastewater | |
KR100925702B1 (en) | Scum remove apparatus for water- treatment system | |
CN216986609U (en) | Petrochemical industry pier effluent treatment plant | |
CN216457100U (en) | Nonmetal chain formula mud scraper | |
CN216766048U (en) | A silt descaling machine for municipal building | |
CN212119240U (en) | Rotary type grating machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee after: Purification of holdings Limited by Share Ltd Address before: Taizhou City, Zhejiang province 317605 Yuhuan County science and Technology Industrial Park section Truman Patentee before: Water Treatment Holding Group Co., Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20121219 |
|
CX01 | Expiry of patent term |