CN111249777B - Automatic control device for opening and closing of liquid receiving turning plate and automatic turning plate liquid receiving mechanism of corresponding filter press - Google Patents
Automatic control device for opening and closing of liquid receiving turning plate and automatic turning plate liquid receiving mechanism of corresponding filter press Download PDFInfo
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- CN111249777B CN111249777B CN202010249258.0A CN202010249258A CN111249777B CN 111249777 B CN111249777 B CN 111249777B CN 202010249258 A CN202010249258 A CN 202010249258A CN 111249777 B CN111249777 B CN 111249777B
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- 239000007788 liquid Substances 0.000 title claims abstract description 121
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 230000008878 coupling Effects 0.000 claims abstract description 42
- 238000010168 coupling process Methods 0.000 claims abstract description 42
- 238000005859 coupling reaction Methods 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000012065 filter cake Substances 0.000 description 8
- 230000007306 turnover Effects 0.000 description 8
- 238000005406 washing Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000006698 induction Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000861 blow drying Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The invention discloses a liquid receiving turning plate opening and closing automatic control device and a corresponding automatic turning plate liquid receiving mechanism of a filter press; the device comprises a main board of the automatic control device, a dual-purpose coupling rotary feeler lever, a full-closure limiter and a full-opening limiter; the innovation scheme is as follows: the device is additionally arranged on the basis of the existing semiautomatic liquid receiving turning plate; the main board of the automatic control device is L-shaped and is provided with double long waist-shaped holes, and is fixed on a corresponding turning plate rotating shaft sleeve seat; the dual-purpose coupling rotary feeler lever is in a long handle sector shape, and the sector part is provided with a double-arch-shaped mounting hole and is skillfully fixed on the end face of the liquid receiving turning plate rotating shaft; the full-folding limiter and the full-opening limiter are NBN12-18GM50-E2 inductors which are respectively arranged in the double-long waist-shaped holes of the main board of the automatic control device; the PLC control system is communicated, so that full-opening termination and full-closing termination node suspension full-automatic control of the liquid receiving turning plate is realized; has the advantages of ingenious structure, automatic control of opening and closing of the turning plate and excellent automation performance.
Description
Technical Field
The invention belongs to the technical field of automatic filter presses, and relates to an automatic turning plate liquid receiving mechanism.
Background
The filter press is a multi-filter-chamber pressurized filtration device operated intermittently; the automatic filter press is a machine, electricity and liquid integrated filter press which is intelligently controlled by a PLC and is provided with an automatic filter plate pulling mechanism (commonly known as a pulling plate trolley), an automatic filter cloth cleaning mechanism (commonly known as a cloth washing trolley), an automatic plate turning and liquid receiving mechanism (commonly known as a liquid receiving plate) and a PLC control system; the filter has the functions of automatic compression, pressure maintaining, automatic filter plate pulling, automatic shake cake unloading, automatic filter cloth cleaning and automatic turnover plate liquid receiving; through a PLC control system, single operation cycle (filter plate compaction, feeding and filtering, squeezing and dewatering, washing and purifying, blow-drying and purifying, back blowing materials, pulling plate for cake discharging and cleaning filter cloth) is automatically completed by one key, and only the liquid receiving turning plate needs manual assistance; is suitable for solid-liquid separation of various suspensions.
The automatic turning plate liquid receiving mechanism mainly comprises two parts of a liquid turning plate, a turning driving mechanism, a diversion trench and the like, and is arranged below the filter plate. The mechanism is characterized in that: the two sets of liquid turning plates are adopted, so that the limited space under the filter plate is fully utilized, and the structure is more compact; the liquid shielding plate is a rectangular flat plate and is used for shielding liquid and water for the filter cake; the driving modes of the overturning driving mechanism are hydraulic driving, electric driving and pneumatic driving, and the hydraulic driving is common; the diversion trench is used for collecting liquid and guiding flow, and water flows into the external water tank through the diversion trench. The mechanism has the functions of: when the filter press filters, washes and cleans the filter cloth, the double liquid receiving turning plates are unfolded into an umbrella (the manual auxiliary turning plate is needed to be full Zhang Quange, because the turning plate movable space has a filter cake and falls under water, and no supporting point is provided with the turning plate full Zhang Quange limiter), liquid leaked by the capillary of the filter cloth is shielded, and the filter cake on the conveyer belt is not wetted by the washing water; when the pulling plate unloads cakes, the double liquid receiving turning plates automatically turn over and droop, so that the cakes are unloaded onto the conveying belt. The principle of the turning plate of the mechanism is as follows: the liquid receiving turning plate rotating shaft is used as a fulcrum, the oil cylinder piston rod and the linkage rod are used as force arms, the liquid receiving turning plate is pushed to turn over, and the double-leaf skylight is pushed downwards by two hands.
The existing liquid receiving turning plate opening and closing control device has the following defects: the liquid receiving turning plate can only automatically start to open and automatically start to close, the full-opening ending node and the full-closing ending node need manual assistance, the product performance is at a semi-automatic level, and the full automation of the automatic filter press is affected; meanwhile, if the manual auxiliary operation is performed once negligence occurs, the full-opening and full-closing nodes of the liquid receiving turning plate are not manually controlled to be suspended in time, so that the liquid receiving turning plate or the liquid receiving turning plate oil cylinder is damaged, and serious potential safety hazards exist; because the movable space of the turning plate has filter cakes and falls under water, the full Zhang Quange limit stopper of the turning plate is installed without supporting points, and the difficulty of solving the technical problem is high.
Disclosure of Invention
The invention aims to overcome the defects of the existing liquid receiving turning plate opening and closing control device, solve the technical problem of manual control and semi-automation of the liquid receiving turning plate full Zhang Quan, and provide a liquid receiving turning plate opening and closing automatic control device and a corresponding automatic turning plate liquid receiving mechanism of a filter press.
The technical scheme adopted for solving the problems in the prior art is as follows: compared with the prior art, the novel overall structure of the automatic control device for opening and closing the liquid receiving turning plate has the outstanding substantial characteristics that the automatic control device for opening and closing the liquid receiving turning plate is additionally arranged on the basis of the prior semi-automatic liquid receiving turning plate, and comprises an automatic control device main board, a dual-purpose coupling rotary feeler lever (dual-purpose coupling rotary sensing point), a full-closing limiter and a full-opening limiter; the dual-purpose coupling rotation sensing point and the corresponding sensor are ingeniously arranged on the liquid receiving turning plate rotating shaft, so that the technical problem that the turning plate full Zhang Quange limiter is installed without a supporting point due to the fact that a filter cake and water fall in the turning plate moving space is solved, the automatic control of the liquid receiving turning plate full-opening ending and full-closing ending nodes is innovated, and the full-automatic performance of the liquid receiving turning plate is improved.
The connection relation of the components of the device is as follows: the dual-purpose coupling rotary feeler lever is fixed on any end face of the liquid receiving turning plate rotating shaft and is linked with the liquid receiving turning plate; the main board of the automatic control device is fixed on a turning plate rotating shaft sleeve seat corresponding to the dual-purpose coupling rotating feeler lever; the full folding limiter and the full opening limiter are respectively arranged in the double long waist-shaped holes of the main board of the automatic control device and are communicated with the PLC control system.
The working principle of the device is as follows: when the liquid receiving turning plate is opened or closed, the liquid receiving turning plate and the liquid receiving turning plate rotating shaft integrally and synchronously rotate, and the dual-purpose coupling rotating feeler lever is linked with the liquid receiving turning plate rotating shaft; when the liquid receiving turning plate turns to a full-opening ending node or a full-closing ending node, the dual-purpose coupling rotary feeler lever is just matched with the full-opening limiter or the full-closing limiter, the full-opening limiter or the full-closing limiter timely transmits full-opening or full-closing information to the PLC control system, and the PLC control system accurately controls the liquid receiving turning plate to turn to a full-opening pause or a full-closing pause; realizing full automatic control of opening and closing of the liquid receiving turning plate.
Further, the dual-purpose coupling rotary feeler lever is provided with two arched mounting holes, and screws penetrate through the arched mounting holes to fix the dual-purpose coupling rotary feeler lever on any end face of the liquid receiving turning plate rotating shaft, and the dual-purpose coupling rotary feeler lever is linked with the liquid receiving turning plate rotating shaft; when the liquid receiving turning plate turns to a full-open ending node or a full-close ending node, the two arched mounting holes are utilized to adjust the position of the dual-purpose coupling rotary feeler lever, so that the dual-purpose coupling rotary feeler lever is just matched with the full-open limiter or the full-close limiter correspondingly; the device is used as a dual-purpose sensing point of the full-open limiter and the full-close limiter.
Further, the main board of the automatic control device is L-shaped and is provided with double long waist-shaped holes and double integral mounting holes, and is formed by one-time injection molding of polypropylene materials; the turning plate rotating shaft sleeve seat corresponding to the dual-purpose coupling rotating feeler lever is fixedly arranged on the turning plate rotating shaft sleeve seat by utilizing a screw; the device is used for installing the full-open limiter and the full-close limiter, and adjusting the positions of the double limiters to enable the double limiters to be just matched with corresponding sensing points.
Further, the fully opened limiter and the fully closed limiter are NBN12-18GM50-E2 type inductors respectively arranged in double long kidney-shaped holes of a main board of the automatic control device and used for adjusting the positions of the double limiters through the double long kidney-shaped holes to be just matched with corresponding induction points and communicated with a PLC control system; the device is used for timely transmitting full-opening and full-closing information of the liquid receiving turning plate to the PLC control system.
The invention also provides an automatic turning plate liquid receiving mechanism of the filter press, which is characterized in that the automatic turning plate liquid receiving mechanism uses the automatic opening and closing control device of the liquid receiving turning plate.
The liquid receiving turning plate opening and closing automatic control device provided by the invention has the remarkable advantages of ingenious structure, automatic turning plate opening and closing control and excellent automation performance; the full-automatic liquid receiving turnover plate has the beneficial effects that the full-automatic level of the liquid receiving turnover plate is improved, the potential safety hazard of manual assistance of an automatic turnover plate liquid receiving mechanism is avoided, and the production efficiency of the filter press is improved.
Drawings
Fig. 1 is a schematic perspective view of the liquid receiving turning plate opening and closing automatic control device of the invention.
Fig. 2 is a schematic perspective view of a part of an automatic plate-turning liquid receiving mechanism (a part related to an automatic plate-turning opening and closing control device) of the filter press.
FIG. 3 is a schematic diagram of an automatic filter press assembly according to the present invention
Reference numerals: the automatic control device comprises a 1-automatic control device main board, a 2-dual-purpose coupling rotary feeler lever (dual-purpose coupling rotary sensing point), a 3-full folding limiter, a 4-full opening limiter, a 5-integral mounting hole, a 6-liquid receiving turning plate opening and closing automatic control device (the invention), a 7-liquid receiving turning plate rotating shaft, an 8-automatic liquid receiving turning plate, a 9-turning plate rotating shaft sleeve seat, a 10-PLC program control cabinet (PLC program control system), an 11-pulling plate trolley and a 12-cloth washing trolley.
Detailed Description
The following describes the technical solution in the embodiments of the invention with reference to the drawings in the embodiments of the automatic control device for opening and closing the liquid receiving turning plate and the automatic turning plate liquid receiving mechanism of the corresponding filter press, and the described embodiments are only some of the preferred embodiments of the invention, but not all of the preferred embodiments. Based on the embodiments of the present invention, all other embodiments that are not creative, such as the liquid receiving turning plate opening and closing automatic control devices with the same structure and similar shape, made by the person skilled in the art all belong to the protection scope of the present invention.
Example 1
The automatic control device comprises an automatic control device main board 1, a dual-purpose coupling rotary feeler lever (dual-purpose coupling rotary sensing point) 2, a full-closure limiter 3 and a full-opening limiter 4; the innovative overall technical scheme is as follows: on the basis of the existing semi-automatic liquid receiving turning plate, a liquid receiving turning plate opening and closing automatic control device 6 is additionally arranged, a dual-purpose coupling rotary induction point 2 and corresponding inductors 3 and 4 are ingeniously arranged on a liquid receiving turning plate rotating shaft 7, and automatic control of full opening and closing end nodes of the liquid receiving turning plate 8 is achieved. The shape and the structural characteristics of the components of the device are as follows: the main board 1 of the self-control device is L-shaped and is provided with a double long waist-shaped hole and a double integral mounting hole, the dual-purpose coupling rotary feeler lever 2 is in a long handle sector shape, the sector part is provided with two arch-shaped mounting holes, and the full-open limiter 3 and the full-close limiter 4 are NBN12-18GM50-E2 inductors. The connection relation of the components of the device is as follows: the dual-purpose coupling rotary feeler lever 2 is fixed on any end face of the liquid receiving turning plate rotating shaft 7, and the dual-purpose coupling rotary feeler lever 2 is linked with the liquid receiving turning plate 8; the main board 1 of the automatic control device is fixed on a turning plate rotating shaft sleeve seat 9 corresponding to the dual-purpose coupling rotating feeler lever 2; the full-folding limiter 3 and the full-opening limiter 4 are respectively arranged in the double-long waist-shaped holes of the main board 1 of the automatic control device and communicated with the PLC control system 10.
The self-control device main board 1 is L-shaped and is provided with double long waist-shaped holes and double integral mounting holes, and is formed by one-time injection molding of polypropylene materials; the turning plate rotating shaft sleeve seat 9 corresponding to the dual-purpose coupling rotating feeler lever 2 is fixedly arranged by utilizing a screw; the full-open limiter is used for installing the full-open limiter 4 and the full-close limiter 3, and the positions of the double limiters 3 and 4 are adjusted to enable the double limiters 3 and 4 to be just matched with the corresponding sensing points 2.
The two-purpose coupling rotary feeler lever 2 is in a long handle sector shape, the sector part is provided with two arched mounting holes, the two-purpose coupling rotary feeler lever 2 is fixed on any end face of the liquid receiving turning plate rotating shaft 7 by a screw penetrating through the arched mounting holes, and the two-purpose coupling rotary feeler lever 2 is linked with the liquid receiving turning plate rotating shaft 7; when the liquid receiving turning plate 8 turns to a full-open ending node or a full-close ending node, the position of the dual-purpose coupling rotary feeler lever 2 is adjusted by utilizing two arch-shaped mounting holes, so that the dual-purpose coupling rotary feeler lever is just matched with the full-open limiter 4 or the full-close limiter 3 correspondingly; is used as a sensing point for the two purposes of the full-open limiter 4 and the full-close limiter 3.
The fully opened limiter 4 and the fully closed limiter 3 are NBN12-18GM50-E2 type inductors respectively arranged in double-long waist-shaped holes of the main board 1 of the automatic control device, are used for adjusting the positions of the double limiters 3 and 4 through the double-long waist-shaped holes to be just matched with the corresponding induction points 2, and are communicated with the PLC control system 10; the device is used for timely transmitting full-sheet and full-combination information of the liquid receiving turning plate 8 to the PLC control system 10.
The liquid receiving turning plate opening and closing automatic control device 6 provided by the invention has the advantages of ingenious structure, automatic turning plate opening and closing control and excellent automation performance; the automatic control of the full-opening and closing end nodes of the liquid receiving turning plate 8 is innovated, and the full-automatic performance of the liquid receiving turning plate 8 is improved.
Example 2
The invention provides an automatic turning plate liquid receiving mechanism of a filter press, which uses a liquid receiving turning plate opening and closing automatic control device 6. The mechanism mainly comprises two sets of parts such as a liquid receiving turning plate 8, a liquid receiving turning plate opening and closing automatic control device 6, a turning driving mechanism, a diversion trench and the like, and is arranged below a filter plate. The mechanism is characterized in that: the two sets of liquid receiving turning plates 8 use the liquid receiving turning plate opening and closing automatic control device 6 provided by the invention; the liquid receiving turning plate 8 is a rectangular flat plate and is used for blocking liquid and water of a filter cake; the driving mode of the overturning driving mechanism is hydraulic driving; the diversion trench is used for collecting liquid and guiding flow, and water flows into the external water tank through the diversion trench.
The connection relation of the liquid receiving turning plate opening and closing automatic control device 6 is as follows: the dual-purpose coupling rotary feeler lever 2 is fixed on any end face of the liquid receiving turning plate rotating shaft 7, and the dual-purpose coupling rotary feeler lever 2 is linked with the liquid receiving turning plate 8; the main board 1 of the automatic control device is fixed on a turning plate rotating shaft sleeve seat 9 corresponding to the dual-purpose coupling rotating feeler lever 2; the full-folding limiter 3 and the full-opening limiter 4 are respectively arranged in the double-long waist-shaped holes of the main board 1 of the automatic control device and communicated with the PLC control system 10.
The mechanism has the functions of: when the filter press filters, washes and cleans the filter cloth, the double liquid receiving turning plates 8 are fully automatically unfolded to form an umbrella, so that liquid leaked by capillary of the filter cloth is shielded and the washed water does not wet the filter cake on the conveyer belt; when the pulling plate unloads cakes, the double liquid receiving turning plates 8 automatically turn over and droop, so that the cakes are unloaded onto the conveying belt. The principle of the turning plate of the mechanism is as follows: the liquid receiving turning plate rotating shaft 7 is used as a fulcrum, the oil cylinder piston rod and the linkage rod are used as force arms, the liquid receiving turning plate 8 is pushed to turn over, and the double-leaf skylight is pushed downwards by two hands.
The working process of the mechanism is as follows: when the filter cloth needs to be cleaned, the PLC program control system 10 controls the automatic liquid receiving turning plate 8 to start folding, and the automatic liquid receiving turning plate 8 can drive the dual-purpose coupling rotary feeler lever 2 to rotate together in the folding process; when the full-folding limiter 3 senses the dual-purpose linkage rotary feeler lever 2, the PLC program control system 10 controls the automatic liquid receiving turning plate 8 to stop rotating immediately, the automatic liquid receiving turning plate 8 is in the full-folding state, and then the PLC program control system 10 controls the pulling plate trolley 11 to be matched with the water washing trolley 12 to finish the filter cloth cleaning process. When the filter cloth is completely cleaned, the PLC program control system 10 controls the automatic liquid receiving turning plate 8 to start to open, and the automatic liquid receiving turning plate 8 drives the dual-purpose coupling rotary feeler lever 2 to rotate together in the opening process; when the full-open limit 4 senses the dual-purpose coupling rotary feeler lever 2, the PLC program control system 10 controls the automatic liquid receiving turning plate 8 to stop rotating immediately, and the automatic liquid receiving turning plate 8 is in a full-open state at the moment so as to pull the plate for discharging cakes and enable the filter cakes to be discharged onto the conveying belt.
The automatic plate-turning liquid receiving mechanism of the filter press provided by the invention improves the full-automatic level of the liquid-receiving plate 8, eliminates the potential safety hazard of manually assisting the automatic plate-turning liquid receiving mechanism to fully Zhang Quan joint points, and improves the production efficiency of the filter press.
Claims (2)
1. An automatic control device for opening and closing a liquid receiving turning plate comprises an automatic control device main board, a dual-purpose coupling rotary feeler lever, a full-closing limiter and a full-opening limiter; the method is characterized in that: the main board of the automatic control device is L-shaped and is provided with double long waist-shaped holes and double integral mounting holes, and is formed by one-time injection molding of polypropylene materials; the dual-purpose coupling rotary feeler lever is in a long handle sector shape, the sector part is provided with a double-arch-shaped mounting hole, and is made of steel plates and used as a dual-purpose sensing point of a full-open limiter and a full-close limiter; the full-open limiter and the full-close limiter are NBN12-18GM50-E2 inductors; the interconnection relationship is: the dual-purpose coupling rotary feeler lever is arranged on any end face of the liquid receiving turning plate rotating shaft, the dual-purpose coupling rotary feeler lever is linked with the liquid receiving turning plate, and when the liquid receiving turning plate turns to a full-open terminal node or a full-close terminal node, the position of the dual-purpose coupling rotary feeler lever is adjusted by utilizing two arch-shaped mounting holes so as to be just matched with a full-open limiter or a full-close limiter correspondingly; the main board of the automatic control device is fixed on a turning plate rotating shaft sleeve seat corresponding to the dual-purpose coupling rotating feeler lever; the full-folding limiter and the full-opening limiter are respectively arranged in the double-long waist-shaped holes of the main board of the automatic control device, the positions of the full-folding limiter and the full-opening limiter are adjustable, and the full-folding limiter and the full-opening limiter are communicated with the PLC control system; can automatically and accurately control the liquid receiving turning plate to be fully opened and fully closed.
2. An automatic turning plate liquid receiving mechanism of a filter press comprises two sets of liquid receiving turning plates, an automatic liquid receiving turning plate opening and closing control device, a turning driving mechanism and a diversion trench; the method is characterized in that: the automatic control device for opening and closing the liquid receiving turning plate is the automatic control device for opening and closing the liquid receiving turning plate according to claim 1; has the functions of automatically closing the turning plate, receiving liquid and automatically opening the turning plate to give way for falling cakes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010249258.0A CN111249777B (en) | 2020-04-01 | Automatic control device for opening and closing of liquid receiving turning plate and automatic turning plate liquid receiving mechanism of corresponding filter press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010249258.0A CN111249777B (en) | 2020-04-01 | Automatic control device for opening and closing of liquid receiving turning plate and automatic turning plate liquid receiving mechanism of corresponding filter press |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111249777A CN111249777A (en) | 2020-06-09 |
| CN111249777B true CN111249777B (en) | 2024-07-02 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211987267U (en) * | 2020-04-01 | 2020-11-24 | 景津环保股份有限公司 | Liquid receiving turning plate opening and closing automatic control device and corresponding automatic turning plate liquid receiving mechanism of filter press |
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211987267U (en) * | 2020-04-01 | 2020-11-24 | 景津环保股份有限公司 | Liquid receiving turning plate opening and closing automatic control device and corresponding automatic turning plate liquid receiving mechanism of filter press |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 253034 Shandong province Dezhou Jinghua Road Economic Development Zone Jingjin group Applicant after: Jingjin Equipment Co.,Ltd. Address before: 253034 Shandong province Dezhou Jinghua Road Economic Development Zone Jingjin group Applicant before: Jing Jin Environmental Protection Inc. |
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| GR01 | Patent grant |