CN111961490A - Acid tar separator - Google Patents
Acid tar separator Download PDFInfo
- Publication number
- CN111961490A CN111961490A CN202010708471.3A CN202010708471A CN111961490A CN 111961490 A CN111961490 A CN 111961490A CN 202010708471 A CN202010708471 A CN 202010708471A CN 111961490 A CN111961490 A CN 111961490A
- Authority
- CN
- China
- Prior art keywords
- tank
- groove
- acid tar
- separation device
- inner sleeve
- 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.)
- Pending
Links
- 239000011282 acid tar Substances 0.000 title claims abstract description 60
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims description 28
- 238000005192 partition Methods 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 239000011269 tar Substances 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 4
- 230000036541 health Effects 0.000 abstract description 3
- 241000251468 Actinopterygii Species 0.000 abstract description 2
- 230000006870 function Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 4
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 4
- 235000011130 ammonium sulphate Nutrition 0.000 description 4
- 239000012452 mother liquor Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C1/00—Working-up tar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention claims an acid tar oil separating device, which comprises a material receiving groove, a groove tank arranged below the material receiving groove, and a net groove tank arranged between the material receiving groove and the groove tank, wherein a plurality of independent chambers are formed inwards in the net groove tank, the bottom of each independent chamber is respectively provided with an inclined plate, a filter screen is embedded in each inclined plate, and the filter screen can filter master batch discharged from the material receiving groove to the groove tank; every hang plate can cooperate and be formed with the buffer memory chamber with the wire groove jar in the below position of the filter screen that corresponds, and the sour tar of arranging on the filter screen in can slide down and enter into to the buffer memory intracavity along the hang plate under the effect of gravity. The invention can filter acid tar from the master batch by using the filter screen of the inclined plate on the mesh tank to replace manual work to fish the acid tar out of the master batch, has the functions of improving the working efficiency of cleaning the acid tar and prolonging the service life, and simultaneously ensures the personal health of workers.
Description
Technical Field
The invention belongs to the technical field related to ammonium sulfate production, and particularly relates to an acid tar separation device.
Background
In the process of producing ammonium sulfate by a saturator, acid tar floating in mother liquor is usually fished out by a full-flow tank, and the full-flow process of extracting acid tar from the mother liquor causes a large amount of mother liquor loss, which is not adopted. Therefore, the common coke-oven plant still adopts the method of manually fishing the acid tar, the labor efficiency is low, and the working environment is poor. Particularly, sometimes the acid tar is not bonded into a sheet but is distributed in a mother solution in a granular form, and the acid tar enters a product along with crystallization, so that the product quality is influenced.
Disclosure of Invention
In view of the above, it is necessary to provide an acid tar separation device for solving the technical problems in the prior art.
The acid tar separation device comprises a material coming groove, a groove tank arranged below the material coming groove, and a mesh groove tank arranged between the material coming groove and the groove tank, wherein a plurality of independent cavities are formed in the mesh groove tank inwards, an inclined plate is arranged at the bottom of each independent cavity, a filter screen is embedded in each inclined plate, and the filter screen can filter master batch discharged from the material coming groove to the groove tank; every the hang plate is corresponding the below position of filter screen can with the screen slot jar cooperation is formed with the buffer memory chamber, and arranges in acid tar on the filter screen can follow under the effect of gravity the hang plate gliding and entering into extremely the buffer memory intracavity.
In a preferred embodiment of the present invention, one end of each of the inclined plates in each of the independent chambers is connected to each other, and a partition plate is fixed to an upper side at a position where the plurality of inclined plates are connected, and the independent chambers are formed by matching the partition plate, the inclined plates, and a peripheral wall of the mesh tank.
As a preferable scheme of the invention, an inner sleeve is respectively arranged at the position of each cache cavity of the mesh tank, a hammer door is rotatably connected to a pipe orifice at one end of the inner sleeve facing the cache cavity, and the hammer door can abut against the pipe orifice of the inner sleeve under the action of gravity to plug the inner sleeve.
As a preferable scheme of the present invention, the inner sleeve is partially inserted into the corresponding buffer cavity, wherein an end surface of a pipe orifice on one side of the inner sleeve, which is connected with the hammer door, is an inclined surface.
As a preferable scheme of the invention, an outer sleeve is fixedly connected to the side wall of the tank, and the circle center line of the outer sleeve and the circle center line of the inner sleeve are arranged in a collinear manner.
As a preferable aspect of the present invention, the circle center lines of the inner sleeves and the corresponding outer sleeves are arranged parallel to the inclined plate.
As a preferable scheme of the present invention, the acid-tar separation device further includes an insertion tube, and the insertion tube can sequentially pass through the outer sleeve and the inner sleeve, and pushes the hammer door to rotate relative to the inner sleeve, so that the insertion tube is communicated with the buffer chamber.
As a preferable aspect of the present invention, a projection of the discharge opening of the material receiving tank toward the inclined plate is provided at a position where the filter screen is located on the inclined plate.
As a preferable scheme of the invention, a lug boss is arranged at the position of the tank opening of the mesh tank, and the mesh tank is rotatably connected to the tank through the lug boss.
As a preferable aspect of the present invention, the number of the inclined plates is two, and the number of the partition plates is one.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the acid tar separation device provided by the invention, through reasonable structural arrangement, when the acid tar separation device works, the acid tar can be filtered from the master batch by using the filter screen of the inclined plate on the mesh tank, and the filtered acid tar slides down to the buffer cavity along the inclined plate under the action of gravity, so that the acid tar is taken out from the master batch instead of manual work, the acid tar separation device is applied to an ammonium sulfate process, the working efficiency of cleaning the acid tar is improved, the service life is prolonged, and the personal health of workers is ensured.
Drawings
Fig. 1 is a schematic structural view of an acid tar separation device according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of another use state of the acid tar separation device according to an embodiment of the present invention.
Wherein, 10, a feeding trough; 20. a tank; 30. a mesh groove tank; 31. an inclined plate; 32. filtering with a screen; 33. a partition plate; 41. an inner sleeve; 42. hammering the door; 43. an outer sleeve; 44. inserting a tube; 101. a separate chamber; 102. a cache cavity; 301. a peripheral wall; 302. and (4) a boss.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 and 2, an acid-tar separation apparatus according to an embodiment of the present invention includes a feed tank 10, a tank 20 disposed below the feed tank 10, and a mesh tank 30 disposed between the feed tank 10 and the tank 20.
In the present embodiment, the mesh tank 30 of the present embodiment is formed with a plurality of independent chambers 101 inward, wherein an inclined plate 31 is provided at a bottom position of each independent chamber 101, and a screen 32 is embedded in the inclined plate 31, and the screen 32 can filter the mother material discharged from the trough 10 to the tank 20. And, every inclined plate 31 can cooperate and be formed with buffer memory chamber 102 with the wire casing jar 30 in the below position of the filter screen 32 that corresponds, and the sour tar of putting on the filter screen 32 can slide down along inclined plate 31 and enter into buffer memory chamber 102 under the effect of gravity to the realization filters out the gathering to inclined plate 31, so that follow-up collection to the sour tar of following extraction from the masterbatch. That is, in the present embodiment, the master batch discharged from the material tank 10 passes through the screen 32 of the inclined plate 31 on the screen tank 30, and the acid tar in the master batch is filtered, instead of manually cleaning the acid tar in the master batch. It should be noted that the inclined plates 31 in the mesh tank 30 cooperate with each other to form a bottom plate of the mesh tank 30 or a bottom plate of an alternative portion, which will not be described herein.
In the present embodiment, the projection of the feed opening of the feed chute 10 toward the inclined plate 31 is provided at the position of the screen 32 on the inclined plate 31, so that the screen 32 can filter the acid tar in the masterbatch.
Specifically, in the present embodiment, one end of each of the inclined plates 31 of each of the individual chambers 101 is connected to each other, and a partition plate 33 is fixed upward at a position where the plurality of inclined plates 31 are connected, and the individual chambers 101 are formed by matching the partition plate 33, the inclined plates 31, and the peripheral wall 301 of the mesh tank 30. That is, in the present embodiment, the mesh tank 30 is partitioned into a plurality of independent chambers 101 by the inclined plate 31 and the partition plate 33. In the present embodiment, the other end of the inclined plate 31 may be fixed to a part of the bottom plate of the mesh tank 30 or an end of the peripheral wall 301 according to the use requirement, and will not be described herein.
In the present embodiment, the number of the inclined plates 31 is two, and the number of the partition plates 33 is one, and specifically, the mesh tank 30 is partitioned into two independent chambers 101. It should be understood that the number of the inclined plates 31 and the partition plates 33 is not limited to the number shown in the drawings, and those skilled in the art can specifically set the number of the inclined plates 31 and the partition plates 33 corresponding to the number of the independent chambers 101, for example, three inclined plates 31 and three partition plates 33 can be set, and the mesh tank 30 can be divided into three independent chambers 101.
The mesh tank 30 of the present embodiment is provided with an inner sleeve 41 at each position of the buffer cavity 102, the inner sleeve 41 is rotatably connected to a hammer gate 42 toward a nozzle at one end of the buffer cavity 102, and the hammer gate 42 can abut against the nozzle of the inner sleeve 41 under the action of gravity to plug the inner sleeve 41. That is, each buffer chamber 102 for storing acid tar in the mesh tank 30 of the present embodiment can be discharged to the outside by the inner tube 41 fixed to the mesh tank 30, thereby facilitating the discharge of the acid tar filtered in the mesh tank 30.
Furthermore, the inner sleeve 41 of the present embodiment is partially inserted into the corresponding buffer cavity 102, wherein the end surface of the pipe orifice on the side of the inner sleeve 41 connected with the hammer gate 42 is a slope, so that the hammer gate 42 is attached to the end surface of the pipe orifice of the inner sleeve 41 under the action of gravity, and the sealing effect of the hammer gate 42 when the inner sleeve 41 is sealed is ensured. In the present embodiment, the end surface of the inner tube 41, which is a slope, is provided to match the side surface of the pipe end against which the hammer gate 42 abuts, and a rubber piece may be attached to the hammer gate 42 or the inner tube 41 in order to further improve the sealing effect when the hammer gate 42 seals the inner tube 41.
Accordingly, the outer tube 43 is fixed to the side wall of the tank 20 of the present embodiment, the line of the center of the outer tube 43 is arranged in line with the line of the center of the corresponding inner tube 41, and preferably, the lines of the centers of the inner tube 41 and the outer tube 43 are arranged parallel to the inclined plate 31. It should be noted that the tank 20 does not contain the master batch filtered by the lower row of the tank 10 through the upper filter screen 32 of the inclined plate 31 at the position attached to the outer sleeve 43, so that the master batch placed in the tank 20 does not leak out through the outer sleeve 43.
It will be appreciated that the number of outer sleeves 43 in this embodiment is one, and that the outer sleeve 43 can selectively engage one of the inner sleeves 41 on the mesh tank 30.
In the present embodiment, the acid-tar separation device of the present embodiment further includes a cannula 44, and the cannula 44 is capable of passing through the outer tube 43 and the inner tube 41 in this order, and pushing the hammer gate 42 to rotate relative to the inner tube 41, so that the cannula 44 communicates with the buffer chamber 102. That is, the acid tar separating apparatus of the present embodiment can discharge the acid tar accumulated in the buffer chamber 102 to the outside by the cannula 44, thereby facilitating the discharge of the acid tar filtered from the mother material when the acid tar separating apparatus is operated.
It is understood that the number of the independent chambers 101 in the mesh tank 30 of the present embodiment is plural, and each independent chamber 101 can discharge the acid tar accumulated in the buffer chamber 102 from the mesh tank 30 by the cannula 44 through the arrangement of the structure, so that when the acid tar separation device of the embodiment works, one independent chamber 101 can be respectively used for containing the master batch discharged from the receiving groove 10 according to the use requirement, while the other separate chamber 101 is capable of discharging the acid tar stored in the separate chamber 101 to the outside using the cannula 44, so that the screen slot tank 30 can sequentially use the screen 32 of the upper inclined plate 31 on the independent chamber 101 to filter the master batch discharged from the lower row of the feeding slot 10 according to the use requirement, make this sour tar separator can carry out sour tar to the masterbatch that the silo 10 was arranged down always and filter, further satisfy the enterprise to the user demand of sour tar in the masterbatch process.
In addition, the projection 302 is provided at the mouth of the mesh tank 30 of the present embodiment, and the mesh tank 30 is rotatably connected to the tank 20 via the projection 302, so that the mesh tank 30 can be placed on the opening edge of the tank 20 via the projection 302, thereby realizing the assembly connection of the mesh tank 30 to the tank 20. Of course, the acid tar separation device according to the present embodiment may further include a driving mechanism for driving the mesh tank 30 to rotate on the tank 20 according to the use requirement, and the acid tar separation device according to the present embodiment is preferably manually driven.
In summary, the acid tar separation device provided by the invention has the advantages that through reasonable structural arrangement, when the acid tar separation device works, the filter screen of the inclined plate on the mesh tank can be used for filtering acid tar from the master batch, and the filtered acid tar slides down to the buffer cavity along the inclined plate under the action of gravity, so that the acid tar separation device replaces manpower to fish the acid tar out of the master batch, the acid tar separation device is applied to an ammonium sulfate process, the working efficiency of cleaning the acid tar is improved, the service life is prolonged, and the personal health of workers is guaranteed.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express a few embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. An acid tar separation device is characterized by comprising a material coming groove, a groove tank arranged below the material coming groove, and a mesh groove tank arranged between the material coming groove and the groove tank, wherein a plurality of independent cavities are formed in the mesh groove tank, an inclined plate is arranged at the bottom of each independent cavity, a filter screen is embedded in each inclined plate, and the filter screen can filter master batch discharged from the material coming groove to the groove tank; every the hang plate is corresponding the below position of filter screen can with the screen slot jar cooperation is formed with the buffer memory chamber, and arranges in acid tar on the filter screen can follow under the effect of gravity the hang plate gliding and entering into extremely the buffer memory intracavity.
2. The acid tar separation device according to claim 1, wherein the inclined plates in each of the independent chambers are connected to each other at one end, and a partition plate is fixed to the upper side at a position where the plurality of inclined plates are connected, and the independent chambers are formed by the partition plate, the inclined plates, and the peripheral wall of the mesh tank in a fitted manner.
3. The acid-tar separation device according to claim 2, wherein an inner sleeve is disposed at each position of the buffer chamber of the mesh tank, a hammer door is rotatably connected to an end of the inner sleeve facing the buffer chamber, and the hammer door can abut against an end of the inner sleeve under the action of gravity to block the inner sleeve.
4. The acid tar separation device according to claim 3, wherein the inner sleeve is partially inserted into the corresponding buffer chamber, and an end surface of a pipe orifice on one side of the inner sleeve, to which the hammer gate is connected, is formed as an inclined surface.
5. The acid-tar separation device according to claim 3, wherein an outer sleeve is fixed to a side wall of the tank, and a circle center line of the outer sleeve is collinear with a circle center line of the corresponding inner sleeve.
6. The acid tar separation device according to claim 5, wherein a center line of the inner tube and the outer tube is arranged parallel to the inclined plate.
7. The acid tar separation device according to claim 6, further comprising an insertion tube, wherein the insertion tube can sequentially pass through the outer sleeve and the inner sleeve and push the hammer door to rotate relative to the inner sleeve, so that the insertion tube is communicated with the buffer chamber.
8. The acid tar separation device according to claim 1, wherein a projection of the discharge opening of the feed chute toward the inclined plate is provided at a position where the screen is located on the inclined plate.
9. The acid tar separation device according to claim 1, wherein a boss is provided at a tank opening of the mesh tank, and the mesh tank is rotatably connected to the tank through the boss.
10. The acid tar separation device according to claim 2, wherein the number of the inclined plates is two, and the number of the partition plates is one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708471.3A CN111961490A (en) | 2020-07-22 | 2020-07-22 | Acid tar separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708471.3A CN111961490A (en) | 2020-07-22 | 2020-07-22 | Acid tar separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111961490A true CN111961490A (en) | 2020-11-20 |
Family
ID=73363645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010708471.3A Pending CN111961490A (en) | 2020-07-22 | 2020-07-22 | Acid tar separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111961490A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS569216A (en) * | 1979-07-02 | 1981-01-30 | Osaka Gas Co Ltd | Removing method for tar residue in ammonium sulfate mother liquor |
| CN204364993U (en) * | 2015-01-09 | 2015-06-03 | 赵群 | One way of life sewage disposal bucket |
| CN108714327A (en) * | 2018-06-29 | 2018-10-30 | 惠州市兴邦新材料科技有限公司 | A kind of oil exploitation block-resistant type gravel filter device |
| CN208049562U (en) * | 2018-02-06 | 2018-11-06 | 山西天宁漆油有限公司 | A kind of coating filtering device |
| CN209295139U (en) * | 2018-11-17 | 2019-08-23 | 山东海晟水利工程有限公司 | Refuse disposal installation in a kind of efficient environmental protection treatment work |
| CN210302600U (en) * | 2019-07-18 | 2020-04-14 | 深圳市中兴恒熙环保有限公司 | Solid-liquid separation automatic drainage system of kitchen waste treatment equipment |
| CN210331891U (en) * | 2019-04-18 | 2020-04-17 | 天津市龙浩万达环境设备有限公司 | Kitchen sewage treatment device |
| CN210455721U (en) * | 2019-06-28 | 2020-05-05 | 山西阳光焦化集团股份有限公司 | Ammonium sulfate acid tar residue transfer device |
-
2020
- 2020-07-22 CN CN202010708471.3A patent/CN111961490A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS569216A (en) * | 1979-07-02 | 1981-01-30 | Osaka Gas Co Ltd | Removing method for tar residue in ammonium sulfate mother liquor |
| CN204364993U (en) * | 2015-01-09 | 2015-06-03 | 赵群 | One way of life sewage disposal bucket |
| CN208049562U (en) * | 2018-02-06 | 2018-11-06 | 山西天宁漆油有限公司 | A kind of coating filtering device |
| CN108714327A (en) * | 2018-06-29 | 2018-10-30 | 惠州市兴邦新材料科技有限公司 | A kind of oil exploitation block-resistant type gravel filter device |
| CN209295139U (en) * | 2018-11-17 | 2019-08-23 | 山东海晟水利工程有限公司 | Refuse disposal installation in a kind of efficient environmental protection treatment work |
| CN210331891U (en) * | 2019-04-18 | 2020-04-17 | 天津市龙浩万达环境设备有限公司 | Kitchen sewage treatment device |
| CN210455721U (en) * | 2019-06-28 | 2020-05-05 | 山西阳光焦化集团股份有限公司 | Ammonium sulfate acid tar residue transfer device |
| CN210302600U (en) * | 2019-07-18 | 2020-04-14 | 深圳市中兴恒熙环保有限公司 | Solid-liquid separation automatic drainage system of kitchen waste treatment equipment |
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Application publication date: 20201120 |
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