CN108373190B - Waste water treatment tank - Google Patents
Waste water treatment tank Download PDFInfo
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- CN108373190B CN108373190B CN201810207501.5A CN201810207501A CN108373190B CN 108373190 B CN108373190 B CN 108373190B CN 201810207501 A CN201810207501 A CN 201810207501A CN 108373190 B CN108373190 B CN 108373190B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/48—Devices for applying magnetic or electric fields
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a wastewater treatment tank, which comprises a wastewater collection box and a treatment tank arranged below the wastewater collection box; the treatment tank is internally provided with two clapboards which are in sealing fit with the inner wall of the treatment tank, and the two clapboards are respectively surrounded with the inner wall of the treatment tank to form a first chamber and a second chamber; magnetic plates capable of moving left and right are arranged in the first cavity and the second cavity respectively; a collecting tank is arranged below the partition plate, and a drawing box is arranged in the collecting tank. According to the invention, after the magnetic plate is removed, the collection tank can collect the adsorbed scrap iron and metal impurities, the scrap iron and the metal impurities can be taken out for secondary utilization after being filtered by the drawing box, the cost is saved, the impurities can be recovered by directly taking out the drawing box, the operation is simple and convenient, and the situation that the collection tank is not easily blocked is avoided; secondly, under this kind of mode, can arrange the axle and take out the pull box again in the treatment tank, can not cause too much water to waste when going metal impurity, resources are saved.
Description
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to a wastewater treatment tank.
Background
A large amount of waste water is generated in the production process of mechanical parts, and a large amount of oil stains, scrap iron and other metal impurities are generated in the waste water due to the internal properties of the mechanical parts. Chinese patent CN107686208A discloses an industrial wastewater treatment device, which directly adsorbs metal impurities in wastewater by arranging a magnet in a wastewater chamber, then scrapes the metal impurities on the magnet by rotating a scraping block through an electric screw rod, a collecting tank is arranged at the bottom of a treatment tank, and the metal impurities fall into the collecting tank and are discharged outside through a sludge discharge pipe. However, under this kind of structure, metallic impurity is comparatively inconvenient when taking out in by the treatment tank, and the collecting vat clearance is comparatively inconvenient, causes the mud pipe easily to block up. And when the metal impurities are discharged, part of water is usually discharged, so that the resource waste is caused.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the wastewater treatment tank which has high resource utilization rate and convenient metal impurity recovery.
In order to achieve the purpose, the invention adopts the following technical scheme: a wastewater treatment pool comprises a wastewater collection box and a treatment pool arranged below the wastewater collection box; the treatment tank is internally provided with two clapboards which are in sealing fit with the inner wall of the treatment tank, and the two clapboards are respectively surrounded with the inner wall of the treatment tank to form a first chamber and a second chamber; magnetic plates capable of moving left and right are arranged in the first cavity and the second cavity respectively; a collecting tank is arranged below the partition plate, and a drawing box is arranged in the collecting tank. According to the invention, after the magnetic plate is removed, the collection tank can collect the adsorbed scrap iron and metal impurities, the scrap iron and the metal impurities can be taken out for secondary utilization after being filtered by the drawing box, the cost is saved, the impurities can be recovered by directly taking out the drawing box, the operation is simple and convenient, and the situation that the collection tank is not easily blocked is avoided; secondly, under this kind of mode, can arrange the axle and take out the pull box again in the treatment tank, can not cause too much water to waste when going metal impurity, resources are saved.
Further, the collecting groove is communicated to the bottom of the treatment tank, and a plurality of filtering holes are formed in the lower portion of the drawing box; through the setting of crossing the filtration pore, guarantee that the pull box can not the residual water in the pull box when taking out metallic impurity, guarantee under the state that the log raft is dry, still can take out metallic impurity, further avoid the waste of water resource.
Furthermore, a collecting chamber is arranged at the lower part of the first treatment chamber and fixedly connected with the first treatment chamber in a welding way; the collection chamber is used for collecting the water flowing out through the collecting tank, and the water outlet efficiency is improved.
Furthermore, a second water outlet pipe is arranged in the middle of the lower portion of the first treatment chamber, and a water pump is arranged on the second water outlet pipe.
Furthermore, the collecting tank is communicated with the collecting chamber, a third water outlet pipe is arranged on the left side of the collecting chamber, and the third water outlet pipe is connected with the second water outlet pipe; the same water outlet pipe realizes water outlet, the operation is simple and convenient, and the water outlet effect is high.
Furthermore, the magnetic plate is driven by a driving device to move left and right, and the driving device comprises two groups of transmission assemblies respectively arranged on the left side and the right side of the magnetic plate and a driving part for driving the two groups of transmission assemblies to work simultaneously; the adsorption effect of the magnetic plate on the metal impurities in the wastewater is controlled through the distance between the magnet and the partition plate, the magnetic plate is attached to the partition plate in an initial state, the adsorption force on the metal impurities is large, and the metal in the wastewater is directly adsorbed to the partition plate; after the treatment is finished, the magnetic plate is only required to be moved to a position far away from the partition plate, the adsorption force of the magnetic plate on the metal impurities is reduced, the metal impurities on the partition plate directly fall downwards and are deposited at the bottom of the treatment pool, and the metal impurities are directly cleaned in the later period, so that the operation is simple and convenient, the metal impurity cleaning speed is high, and the working efficiency is high; the partition plate is directly in sealing fit with the treatment tank, so that the first chamber and the second chamber are in a waterless state, the driving device is arranged in the first chamber and the second chamber, and a driving structure does not exist in the treatment tank, so that the situation that parts are blocked can not occur, the failure rate of equipment is low, and the service life is long; secondly, as scraping operation does not exist, the magnetic plate, the partition plate and other part structures are not abraded, and the service life of the equipment is further prolonged; and the left and right sides of the magnetic plate are driven by the left and right transmission assemblies to simultaneously realize left and right actions, so that the whole motion synchronization of the magnetic plate is ensured, the deflection condition cannot occur in the moving process of the magnetic plate, the magnetic plate is prevented from being stuck, and the failure rate is low.
Furthermore, the driving part comprises a rotating shaft, a first bevel gear arranged on the rotating shaft, a driving part and a second bevel gear arranged on the driving part and in transmission connection with the first bevel gear; through the arrangement of the rotating shaft, one driving piece can drive the two groups of transmission assemblies to act simultaneously, so that the investment of a power source is reduced, the processing cost is reduced, the waste of electric energy is reduced, and energy conservation and environmental protection are realized; meanwhile, power transmission is realized through the meshing of the first bevel gear and the second bevel gear, the structure is stable, the derailment condition is not easy to occur, and the failure rate is low; and the cooperation of first bevel gear and second bevel gear can effectively change the power transmission direction of driving piece, guarantees that the motor output shaft is in under the vertical state with the pivot, and the motor still can drive the pivot and take place to rotate.
Furthermore, the transmission assembly comprises a fixing piece which is connected with the magnetic plate and is made of plastics, a screw rod which is arranged in the fixing piece in a penetrating way, and a transmission part which is used for driving the screw rod to rotate when the driving piece works; through the setting of working of plastics, avoided the operation of direct processing through-hole on the magnetic sheet, reduced the processing degree of difficulty, improved production efficiency.
The invention has the following advantages: the magnetic plate is removed, the adsorbed scrap iron and metal impurities can be collected by the collecting tank, the scrap iron and the metal impurities can be taken out for secondary utilization after being filtered by the pull box, the cost is saved, the impurities can be recovered by directly taking out the pull box, the operation is simple and convenient, and the blockage condition in the collecting tank is not easy to occur; secondly, under this kind of mode, can arrange the axle and take out the pull box again in the treatment tank, can not cause too much water to waste when going metal impurity, resources are saved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view at B in fig. 1.
FIG. 3 is a top view of a treatment tank according to the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1 to 3, a wastewater treatment tank includes a wastewater collection tank 1 and a first treatment chamber 2 disposed below the wastewater collection tank 1; the wastewater collection tank 1 comprises a water inlet 11 and a first water outlet pipe 12, a water inlet valve is mounted inside the water inlet 11, wastewater enters the wastewater collection tank 1 through the water inlet valve, the lower portion of the first water outlet pipe 12 is arranged in the first treatment chamber 2, wastewater in the wastewater collection tank 1 is conveyed into the first treatment chamber 2 through the first water outlet pipe 12, a second water outlet pipe 29 is arranged in the middle of the lower portion of the first treatment chamber 2, and a water pump 291 is arranged on the second water outlet pipe 29.
Two partition plates 21 are arranged in the first treatment chamber 2, the partition plates 21 are thin plates made of plastics and fixedly arranged in the first treatment chamber 2, the outer side walls of the partition plates 21 are in sealing fit with the inner wall of the treatment tank, and preferably, sealing layers made of rubber can be bonded at the connection parts of the partition plates and the treatment tank; the two clapboards 21 are respectively arranged with the inner wall of the processing pool in a surrounding way to form a first chamber 4 and a second chamber 5; further, a magnetic plate 22 is respectively arranged in the first chamber 4 and the second chamber 5, the magnetic plate 22 is a plate made of a magnet, and can penetrate through the partition plate 21 to adsorb metal impurities when approaching the partition plate 21; the first chamber 4 and the second chamber 5 are respectively provided with a driving device for driving the magnetic plate 22 to move left and right; the magnetic plate 22 is close to the partition plate 21 so that the metal impurities are adsorbed to the partition plate 21, and when the metal impurities are removed, the magnetic plate 22 is far from the partition plate 21.
A collecting groove 211 is arranged below the partition plate 21, and the collecting groove 211 is an open groove arranged at the bottom of the first processing chamber 2; a drawing box 2111 made of stainless steel is arranged in the collecting tank 211, the drawing box 2111 is arranged in the collecting tank 211, a plurality of filtering holes 2112 are formed in the lower portion of the drawing box 2111, the collecting tank 211 can collect the falling iron chips and metal impurities after the magnetic plate 22 is removed, the iron chips and the metal impurities can be taken out for secondary utilization after being filtered by the drawing box 2111, and cost is saved; and the moisture of the iron chips and the metal impurities can be filtered through the filtering holes.
A collection chamber 201 is arranged at the lower part of the first treatment chamber 2, the collection chamber 201 is a stainless steel groove fixedly connected with the bottom of the first treatment chamber and is used for collecting water flowing out through a collection groove 211; a third water outlet pipe 2011 is arranged on the left side of the collecting chamber 201, and the third water outlet pipe 2011 is connected with the second water outlet pipe 29.
Specifically, the driving device includes two sets of transmission assemblies respectively disposed on the left and right sides of the magnetic plate 22 and a driving component for driving the two sets of transmission assemblies to simultaneously operate, the driving component includes a rotating shaft 241, a first bevel gear 25 disposed on the rotating shaft, a driving component 26, and a second bevel gear 261 disposed on the driving component and in transmission connection with the first bevel gear 25, the driving component 26 is a motor, preferably a dc motor, and can perform forward and reverse rotation; the second bevel gear 261 is arranged on the output shaft of the driving member 26, the first bevel gear 25 is meshed with the second bevel gear 261, and the driving member 26 can drive the rotating shaft 241 to rotate through the meshing of the first bevel gear 25 and the second bevel gear 261; the transmission assembly comprises a fixing piece 221, a screw rod 222 and a transmission part, wherein the fixing piece 221 is made of plastic, the cross section of the fixing piece is in a U-shaped structure, and the side part of the magnetic plate can be clamped into the fixing piece 221; the screw rod 222 is disposed on the fixing member 221 in a penetrating manner, the fixing member can move along the length direction of the screw rod when the screw rod 222 rotates, and the magnetic plate 22 moves along with the fixing member 221, so that the magnetic plate 22 is far away from and close to the partition 21.
The transmission component is used for driving the screw rod to rotate when the driving piece 26 works; specifically, the transmission component includes two gears 24 and a worm 23, the two gears 24 are straight gears, and are respectively disposed on the left and right ends of the rotating shaft 241, and the rotating shaft 241 drives the two gears 24 to rotate simultaneously; the gear 24 is in transmission connection with the worm 23 through a transmission gear 231, the transmission gear 231 is also a straight gear, one side of the transmission gear 231 is meshed with the gear 24, and the other side of the transmission gear 231 is meshed with the worm 23; transition is carried out in the middle through a transmission gear, the rotating speed of the worm is prevented from being too fast, the moving speed of the magnetic plate is reduced, and excessive impact on the magnetic plate due to the fact that the magnetic plate is too fast to move is avoided.
Preferably, the worm 23 and the screw rod are in an integrally formed structure, that is, two end thread sections are respectively arranged on the same metal rod to form the worm and the screw rod, and the thread height of the worm and the distance between the thread parts are both set to be larger than the thread of the screw rod; when the gear 24 rotates, the worm 23 can be driven to rotate by the rotation of the transmission gear 231, so that the screw rod 222 is driven to rotate; the screw rod is driven to rotate through the rotation of the worm, so that the structure is stable, and due to the special structure of the worm, the screw rod can be ensured not to move left and right during rotation without arranging a guide structure, the arrangement of parts is reduced, the failure rate is reduced, and the processing cost is reduced; and because the lead screw is difficult to be skewed, the lead screw and the plastic part are prevented from being stuck, the failure rate is further reduced, and the maintenance is reduced.
For the purpose of speed reduction, the diameter of the transmission gear 231 is set to be larger than the diameter of the gear 24, specifically 2 to 4 times, and preferably 3 times; therefore, the rotating speed of the worm can be reduced through the transmission gear, the rotating speed of the worm is prevented from being too fast, the moving speed of the magnetic plate is reduced, excessive impact on the magnetic plate due to too fast moving is avoided, and the damage rate is reduced.
A vertical plate 27 is arranged in each of the first chamber 4 and the second chamber 5, and the vertical plate 27 corresponds to the position between the driving piece 26 and the magnetic plate 22; the vertical plate is a stainless steel plate and can be fixedly connected in the first chamber 4 and the second chamber 5 through welding, and the vertical plate 27 is provided with a through hole for the worm 23 to pass through; preferably, the vertical plate 27 and the partition plate 21 are respectively provided with a microswitch 271, and particularly, the side surface close to one side of the magnetic plate; the microswitch 271 can be purchased directly from the market; the microswitch 271 is connected with the driving piece 26 through an electric wire; when the magnetic plate moves to the position close to the partition plate or close to the vertical plate, the magnetic plate will touch the micro switch, and then the driving piece can be controlled by the micro switch to stop rotating, so that the magnetic plate is prevented from moving excessively and directly striking to the partition plate or the vertical plate, the magnetic plate is prevented from being influenced by too large striking force, and the driving device is prevented from breaking down.
Furthermore, fixing brackets are arranged below the screw rod 222, the worm 23, the transmission gear 231, the rotating shaft 241 and the driving piece 26, and the screw rod 222, the worm 23, the transmission gear 231, the rotating shaft 241 and the driving piece 26 are positioned in the middle of the first processing chamber 2 through the fixing brackets, so that the magnetic plate 22 can be better moved.
The working principle of the invention is as follows: wastewater generated in the production process of mechanical parts flows into the wastewater collection tank 1 through the water inlet 11 and then enters the first wastewater chamber 2 from the first water outlet pipe 12, and the driving piece 26 is controlled to rotate so that the magnetic plate 22 approaches the partition plate 21 to adsorb metal impurities onto the partition plate 21; the wastewater from which the metal impurities are removed is discharged from the second water outlet pipe 29; when metal impurities need to be cleaned, the driving piece is started to drive the rotating shaft to rotate, the rotating shaft drives the gear to rotate, the gear drives the worm to rotate through the transmission gear, the screw rod further rotates, the magnetic plate moves backwards along the screw rod to divide the magnetic plate into principle partitions, and the metal impurities fall into the collecting tank 211 from the partitions; after the metal impurities fall off, the driving piece rotates reversely, so that the magnetic plate moves back to the original position again.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (5)
1. A wastewater treatment pool comprises a wastewater collection box (1) and a first treatment chamber (2) arranged below the wastewater collection box (1); two partition plates (21) which are in sealing fit with the inner wall of the treatment pool are arranged in the first treatment chamber (2), and the two partition plates (21) and the inner wall of the treatment pool are respectively surrounded to form a first chamber (4) and a second chamber (5); the method is characterized in that: magnetic plates (22) capable of moving left and right are respectively arranged in the first chamber (4) and the second chamber (5); a collecting groove (211) is arranged below the partition plate (21), and a drawing box (2111) is arranged in the collecting groove (211);
the magnetic plate (22) is driven by a driving device to move left and right, and the driving device comprises two groups of transmission assemblies respectively arranged on the left side and the right side of the magnetic plate (22) and a driving part for driving the two groups of transmission assemblies to work simultaneously;
the driving part comprises a rotating shaft (241), a first bevel gear (25) arranged on the rotating shaft, a driving part (26) and a second bevel gear (261) arranged on the driving part and in transmission connection with the first bevel gear (25);
the transmission assembly comprises a fixing piece (221) which is connected with the magnetic plate (22) and made of plastics, a screw rod (222) which is arranged in the fixing piece (221) in a penetrating way, and a transmission part which is used for driving the screw rod to rotate when the driving piece (26) works;
the transmission component comprises two gears (24) and a worm (23), the two gears (24) are straight gears and are respectively arranged at the left end and the right end of the rotating shaft (241), and the two gears (24) are driven to rotate simultaneously through the rotating shaft (241); the gear (24) is in transmission connection with the worm (23) through a transmission gear (231), the transmission gear (231) is also a straight gear, one side of the transmission gear (231) is meshed with the gear (24), and the other side of the transmission gear (231) is meshed with the worm (23).
2. A wastewater treatment basin according to claim 1, characterized in that: the collecting tank (211) is communicated to the bottom of the treatment tank, and the lower part of the drawing box (2111) is provided with a plurality of filtering holes (2112).
3. A wastewater treatment basin according to claim 2, characterized in that: the lower part of the first treatment chamber (2) is provided with a collection chamber (201), and the collection chamber (201) is fixedly connected with the first treatment chamber (2) in a welding way.
4. A wastewater treatment basin according to claim 3, characterized in that: and a second water outlet pipe (29) is arranged in the middle of the lower part of the first treatment chamber (2), and a water pump (291) is arranged on the second water outlet pipe (29).
5. A wastewater treatment basin according to claim 4, characterized in that: the collecting tank (211) is communicated with the collecting chamber (201), a third water outlet pipe (2011) is arranged on the left side of the collecting chamber (201), and the third water outlet pipe (2011) is connected with the second water outlet pipe (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810207501.5A CN108373190B (en) | 2018-03-14 | 2018-03-14 | Waste water treatment tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810207501.5A CN108373190B (en) | 2018-03-14 | 2018-03-14 | Waste water treatment tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108373190A CN108373190A (en) | 2018-08-07 |
| CN108373190B true CN108373190B (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810207501.5A Active CN108373190B (en) | 2018-03-14 | 2018-03-14 | Waste water treatment tank |
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| Country | Link |
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| CN (1) | CN108373190B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114643129A (en) * | 2022-03-22 | 2022-06-21 | 格林美（江苏）钴业股份有限公司 | Screen cloth demagnetizer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2217763A1 (en) * | 1996-10-09 | 1998-04-09 | Sms Schloemann-Siemag Aktiengesellschaft | Method and apparatus for purifying and treating cooling agents and/or lubricants used in the metallurgical industry |
| CN104294787A (en) * | 2014-09-26 | 2015-01-21 | 江西江钨稀有金属新材料有限公司 | Magnetic metal granular powder collecting trolley |
| CN206799362U (en) * | 2017-06-01 | 2017-12-26 | 梅州市华炜金属配件有限公司 | A kind of mechanical spare and accessory parts production sewage disposal device |
| CN107686208A (en) * | 2017-09-20 | 2018-02-13 | 重庆佳岳机械制造有限公司 | A kind of industrial sewage-treatment plant |
-
2018
- 2018-03-14 CN CN201810207501.5A patent/CN108373190B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2217763A1 (en) * | 1996-10-09 | 1998-04-09 | Sms Schloemann-Siemag Aktiengesellschaft | Method and apparatus for purifying and treating cooling agents and/or lubricants used in the metallurgical industry |
| CN104294787A (en) * | 2014-09-26 | 2015-01-21 | 江西江钨稀有金属新材料有限公司 | Magnetic metal granular powder collecting trolley |
| CN206799362U (en) * | 2017-06-01 | 2017-12-26 | 梅州市华炜金属配件有限公司 | A kind of mechanical spare and accessory parts production sewage disposal device |
| CN107686208A (en) * | 2017-09-20 | 2018-02-13 | 重庆佳岳机械制造有限公司 | A kind of industrial sewage-treatment plant |
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| Publication number | Publication date |
|---|---|
| CN108373190A (en) | 2018-08-07 |
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Effective date of registration: 20230414 Address after: Xu Jiaqiao Village, Gaocheng Town, Yixing City, Wuxi City, Jiangsu Province, 214201 Patentee after: Jiangsu youzhiyuan Environmental Protection Technology Co.,Ltd. Address before: 310000 FN41, Building 5, No. 567 Jiangling Road, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU GENGLAN BIOLOGICAL TECHNOLOGY Co.,Ltd. |
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