CN114225749A - Flotation reagent emulsifying device for coal cleaning - Google Patents
Flotation reagent emulsifying device for coal cleaning Download PDFInfo
- Publication number
- CN114225749A CN114225749A CN202111358533.3A CN202111358533A CN114225749A CN 114225749 A CN114225749 A CN 114225749A CN 202111358533 A CN202111358533 A CN 202111358533A CN 114225749 A CN114225749 A CN 114225749A
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- China
- Prior art keywords
- bottom plate
- tank body
- emulsification
- top end
- fixing shaft
- 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.)
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- 239000003245 coal Substances 0.000 title claims abstract description 36
- 230000001804 emulsifying effect Effects 0.000 title claims abstract description 33
- 238000005188 flotation Methods 0.000 title claims abstract description 27
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 23
- 238000004140 cleaning Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000004945 emulsification Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 25
- 230000000149 penetrating effect Effects 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 5
- 230000000670 limiting effect Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims 2
- 239000003814 drug Substances 0.000 abstract description 18
- 239000007788 liquid Substances 0.000 abstract description 10
- 239000003795 chemical substances by application Substances 0.000 description 6
- 241001233242 Lontra Species 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000011707 mineral Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000008396 flotation agent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- -1 generally Substances 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B01D29/56—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 series 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
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a flotation reagent emulsifying device for coal cleaning, which comprises a bottom plate and an emulsifying tank body, wherein the top end of the bottom plate is provided with the emulsifying tank body, the side wall of the inner side of the emulsifying tank body is provided with an arc-shaped frame body, the top end of the bottom plate is provided with a shell, a motor is arranged in the shell, the output end of the motor is provided with a first fixing shaft penetrating through the bottom plate, the outer wall of the first fixing shaft is provided with a plurality of first stirring rods, the top end of the inner part of the bottom plate is provided with a second fixing shaft through a bearing, the outer wall of the second fixing shaft is provided with a plurality of second stirring rods, the top end of the bottom plate is provided with the shell, and the motor is arranged in the shell; this structure adopts first fixed axle to drive first puddler drive liquid upward movement, and the second fixed axle drives second puddler drive liquid downward movement, and the rotation axis is to the internal intermediate position stirring of emulsification tank, effectively promotes the intensive mixing emulsification of medicament and water.
Description
Technical Field
The invention belongs to the field of emulsifying devices, and particularly relates to a flotation reagent emulsifying device for coal cleaning.
Background
At present, flotation is one of the source technologies for realizing clean and efficient utilization of coal, the purpose of mineral separation is realized by utilizing the hydrophilicity difference of the surfaces of minerals, coal is a complex composed of organic matters and a plurality of inorganic minerals, an area containing aromatic compounds and having hydrophobicity is called as a floatable area, other components show hydrophilicity to form a non-floatable area, due to the complexity of coal composition, flotation reagents are required to be used for enhancing the floatability of clean coal and weakening the floatability of other minerals such as gangue, the selective improvement of the hydrophobicity of hydrophobic coal particles by the flotation reagents is the key for obtaining good separation effect of fine coal, generally, reagents used in the fine coal flotation process are collecting agents, foaming agents and the like, wherein the collecting agents are mostly nonpolar oils such as kerosene and diesel oil, and the like, and the oil and water are not mutually soluble due to the strong hydrophobicity of the surfaces of the collecting agents;
however, the conventional direct administration method only depends on mechanical forced dispersion, so that the medicament cannot be uniformly distributed in the pulp, dispersed liquid drops are large and small in quantity, the probability of collision with ore particles is reduced, meanwhile, the surface of the oil collecting agent has strong hydrophobicity, so that the oil collecting agent has poor dispersing performance in a pulp mixing cylinder and cannot form fine dispersed phases, the probability of contact of the oil collecting agent and the coal particles is reduced, the mineralization degree of the coal particles is reduced, the content of fine mud of raw coal is increased, the flotation efficiency is reduced due to deterioration of coal quality, the medicament consumption is increased, and other adverse effects are caused, and the clean and efficient utilization of coal is restricted.
Disclosure of Invention
The invention aims to provide a flotation reagent emulsifying device for coal cleaning.
In order to achieve the purpose, the invention adopts the technical scheme that:
a flotation agent emulsifying device for coal cleaning comprises a bottom plate and an emulsifying tank body, wherein the emulsifying tank body is installed at the top end of the bottom plate, an arc-shaped frame body is installed on the inner side wall of the emulsifying tank body, a shell is installed at the top end of the bottom plate, a motor is arranged inside the shell, a first fixing shaft penetrating through the bottom plate is arranged at the output end of the motor, a plurality of first stirring rods are arranged on the outer wall of the first fixing shaft, a second fixing shaft is installed at the top end inside the bottom plate through a bearing, a plurality of second stirring rods are arranged on the outer wall of the second fixing shaft, the shell is installed at the top end of the bottom plate, a motor is arranged inside the shell, a filtering tank body is installed at the top end of the bottom plate, a discharging pipe penetrating through the emulsifying tank body is installed at the top end of the filtering tank body, a plurality of discharging grooves are formed in one side of the filtering tank body, and a plurality of sliding grooves are formed in the inner side wall of the filtering tank body, and the inside of spout is provided with the slope and filters the otter board, the lateral wall that spout one side filtered the box has seted up the movable groove, and the movable groove is inside to be provided with and to be used for fixing the stop gear of slope filter screen board position, it keeps away from movable groove one side to filter the box and has seted up the blown down tank.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
The invention discloses a flotation reagent emulsifying device for coal cleaning, wherein a high-pressure water pump is arranged at the top end of a bottom plate, a second water pipe penetrating through a filtering box body is arranged at the input end of the high-pressure water pump, and a first water pipe penetrating through an emulsifying tank body is arranged at the output end of the high-pressure water pump.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
The invention discloses a flotation reagent emulsifying device for coal cleaning.
Compared with the prior art, the invention has the beneficial effects that:
according to the structure, the liquid is fed from the lower part and flows out from the upper part through the structure, the density of the water is higher than that of the emulsified medicament, the water is higher than that of the medicament, the consumption of the flotation medicament is obviously reduced, and the yield of flotation clean coal is obviously improved.
According to the invention, water which is not emulsified at the filtering box body is added into the emulsifying tank body again by starting the high-pressure water pump through the first water pipe and the second water pipe, so that the water is conveniently re-emulsified and filtered.
According to the invention, the pull rod is pulled outwards by an operator to drive the movable piston to move in the movable groove, so that the movable piston extrudes the return spring, and then the inclined filter screen plate is pulled outwards, thereby facilitating the disassembly and cleaning of the inclined filter screen plate.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a front cross-sectional structural schematic view of the present invention;
FIG. 2 is a schematic elevation view of the present invention;
FIG. 3 is a schematic top cross-sectional view of an emulsification vessel and arcuate frame of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of the portion B of FIG. 1 according to the present invention.
Labeled as: 1. a base plate; 2. an emulsification tank body; 3. an arc frame body; 4. a water inlet pipe; 5. a housing; 6. a motor; 7. a first fixed shaft; 8. a first stirring rod; 9. a second fixed shaft; 10. a second stirring rod; 11. a squeegee; 12. a rotating shaft; 13. a first bevel gear; 14. a second bevel gear; 15. a discharge pipe; 16. a filter box body; 17. a discharge chute; 18. a high pressure water pump; 19. a first water pipe; 20. a second water pipe; 21. a chute; 22. inclining the filter screen plate; 23. a movable groove; 24. a pull rod; 25. moving the piston; 26. a return spring.
Detailed Description
The following description of the embodiments of the present invention refers to the accompanying drawings, in which the shapes of the various components are shown; constructing; the mutual positions and connection relations of all parts; the function and the working principle of each part; manufacturing processes, operating methods, and the like, which are further described in detail to assist those skilled in the art in understanding the inventive concepts of the present invention; the technical scheme is more complete; accurate and thorough understanding.
1-5, a flotation agent emulsifying device for coal cleaning, which comprises a bottom plate 1 and an emulsifying tank body 2, wherein the top end of the bottom plate 1 is provided with the emulsifying tank body 2;
the bottom end of the bottom plate 1 is provided with a water inlet pipe 4, the inside of the water inlet pipe 4 is provided with an electromagnetic valve, and water in the water inlet pipe 4 is added into the emulsifying tank body 2 by starting the electromagnetic valve, so that the liquid medicine in the emulsifying tank body 2 can be conveniently added;
the top end of the bottom plate 1 is provided with a high-pressure water pump 18, the input end of the high-pressure water pump 18 is provided with a second water pipe 20 penetrating through the filtering tank body 16, the output end of the high-pressure water pump 18 is provided with a first water pipe 19 penetrating through the emulsifying tank body 2, the high-pressure water pump 18 is started through the first water pipe 19 and the second water pipe 20 by the structure, water which is not emulsified at the filtering tank body 16 is added into the emulsifying tank body 2 again, so that the water can be conveniently re-emulsified and filtered, and the inner side wall of the emulsifying tank body 2 is provided with an arc-shaped frame body 3;
the two sides of the arc-shaped frame body 3 are provided with rotating shafts 12 through bearings, the outer wall of each rotating shaft 12 is provided with a first conical gear 13, the rotating shafts 12 drive the first conical gears 13 to rotate, so that the rotating shafts 12 drive the emulsification tank body 2 to stir, the middle position in the emulsification tank body 2 is convenient to stir, and the liquid medicine and the emulsified medicine in the emulsification tank body 2 are filtered;
a shell 5 is arranged at the top end of the bottom plate 1, a motor 6 is arranged in the shell 5, and a first fixed shaft 7 penetrating through the bottom plate 1 is arranged at the output end of the motor 6;
the outer walls of the first fixing shaft 7 and the second fixing shaft 9 are provided with second bevel gears 14, the outer walls of the second bevel gears 14 are meshed with the outer wall of the first bevel gear 13, and the second bevel gears 14 are meshed with the first bevel gear 13, so that the first bevel gear 13 drives the rotating shaft 12 to rotate, the middle position in the emulsification tank body 2 is convenient to stir, the liquid medicine and the coal water in the emulsification tank body 2 are filtered, and the outer wall of the first fixing shaft 7 is provided with a plurality of first stirring rods 8;
the outer walls of the first stirring rod 8 and the second stirring rod 10 are both provided with a scraper 11, the outer wall of the scraper 11 is in contact with the inner side of the emulsification tank body 2, the scraper 11 is driven by the first stirring rod 8 and the second stirring rod 10 to hang down the side wall of the inner side of the emulsification tank body 2, and the phenomenon that the emulsification tank body 2 is hung on the wall due to emulsion fixation is avoided;
a second fixing shaft 9 is mounted at the top end inside the bottom plate 1 through a bearing, a plurality of second stirring rods 10 are arranged on the outer wall of the second fixing shaft 9, a shell 5 is mounted at the top end of the bottom plate 1, a motor 6 is arranged inside the shell 5, a filtering box 16 is mounted at the top end of the bottom plate 1, a discharging pipe 15 penetrating through the emulsifying tank body 2 is mounted at the top end of the filtering box 16, a plurality of discharging grooves 17 are formed in one side of the filtering box 16, a plurality of sliding grooves 21 are formed in the inner side wall of the filtering box 16, an inclined filtering screen plate 22 is arranged inside each sliding groove 21, a movable groove 23 is formed in the side wall of the filtering box 16 on one side of each sliding groove 21, and a limiting mechanism used for fixing the position of the inclined filtering screen plate 22 is arranged inside each movable groove 23;
the limiting mechanism comprises a movable groove 23 and a pull rod 24, the pull rod 24 is arranged in the movable groove 23, a movable piston 25 matched with the interior of the movable groove 23 is arranged on the outer wall of the pull rod 24, the pull rod 24 is pulled outwards to drive the movable piston 25 to move in the movable groove 23, and then the inclined filter screen plate 22 is pulled outwards in the sliding groove 21, so that the inclined filter screen plate 22 can be conveniently detached from the filter box body 16;
the outer wall of pull rod 24 is provided with reset spring 26, and one side of reset spring 26 is connected with movable piston 25, move movable piston 25 and remove in activity groove 23 through pulling pull rod 24 to the outside, thereby movable piston 25 extrudes reset spring 26, when loosening pull rod 24, then drive movable piston 25 and reset under reset spring 26 self elastic action, this structure is convenient for reset pull rod 24 position, filter box 16 and keep away from activity groove 23 one side and seted up blown down tank 17.
By adopting the technical scheme, the electromagnetic valve at the position of the water inlet pipe 4 is started, water is added into the bottom plate 1 from the position of the water inlet pipe 4, then the water is fused with the medicament added at the position of the emulsification tank body 2 above, then the starting motor 6 drives the first fixing shaft 7 to rotate, so that the first fixing shaft 7 drives the first stirring rod 8 to rotate, further the first fixing shaft 7 drives the second bevel gear 14 to be meshed with the outer wall of the first bevel gear 13, the first fixing shaft 7 drives the rotating shaft 12 and the second fixing shaft 9 to rotate, so that the water and the liquid medicament are stirred sufficiently, the rotating direction of the first fixing shaft 7 and the second fixing shaft 9 is reverse rotation, the first fixing shaft 7 drives the first stirring rod 8 to drive the liquid to move upwards, the second fixing shaft 9 drives the second stirring rod 10 to drive the liquid to move downwards, and the rotating shaft 12 stirs the middle position in the emulsification tank body 2, the fully-mixed emulsification of the medicament and water is effectively promoted, meanwhile, the first stirring rod 8 and the second fixed shaft 9 drive the scraper 11 to be hung down from the inner side of the emulsification tank body 2, the phenomenon that the medicament is retained on the inner wall of the emulsification tank body 2 is avoided, the emulsified medicament is finally discharged into the filtering tank body 16 from the upper discharge pipe 15, the emulsified medicament and the non-emulsified medicament are separated to the discharge groove 17 through the inclined filtering screen plate 22 and then discharged, and the high-pressure water pump 18 is started to convey the non-emulsified medicament into the emulsification tank body 2 through the first water pipe 19 and the second water pipe 20 to be stirred and mixed again;
filter otter board 22 department when needs and clear up the dismantlement, then remove piston 25 and remove in activity groove 23 through pulling pull rod 24 drive to the outside, thereby remove piston 25 and extrude reset spring 26, filter otter board 22 outside pulling with the slope after that, be convenient for filter otter board 22 to the slope and dismantle the clearance, finish when the clearance, then filter otter board 22 through will inclining and insert in spout 21, then loosen pull rod 24, then drive under reset spring 26 self spring action and remove piston 25 and reset, this structure is convenient for fix pull rod 24 position.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to apply the inventive concept and solution to other applications without substantial modification.
Claims (8)
1. The utility model provides a flotation reagent emulsification device for coal is clean, includes bottom plate (1) and emulsification jar body (2), its characterized in that: the emulsification tank body (2) is installed on the top end of the bottom plate (1), the arc-shaped frame body (3) is installed on the inner side wall of the emulsification tank body (2), the shell (5) is installed on the top end of the bottom plate (1), the motor (6) is arranged inside the shell (5), the output end of the motor (6) is provided with a first fixing shaft (7) penetrating through the bottom plate (1), the outer wall of the first fixing shaft (7) is provided with a plurality of first stirring rods (8), the second fixing shaft (9) is installed on the top end inside the bottom plate (1) through a bearing, the outer wall of the second fixing shaft (9) is provided with a plurality of second stirring rods (10), the shell (5) is installed on the top end of the bottom plate (1), the motor (6) is arranged inside the shell (5), the filtering tank body (16) is installed on the top end of the bottom plate (1), and the discharging pipe (15) penetrating through the emulsification tank body (2) is installed on the top end of the filtering tank body (16), a plurality of blown down tanks (17) have been seted up to one side of filtering box (16), a plurality of spout (21) have all been seted up to the inboard lateral wall of filtering box (16), and the inside of spout (21) is provided with slope filter plate (22), movable groove (23) have been seted up to the lateral wall of the filtering box (16) of spout (21) one side, and movable groove (23) inside is provided with and is used for fixing the stop gear of slope filter plate (22) position, blown down tank (17) have been seted up to filtering box (16) one side of keeping away from movable groove (23).
2. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: the bottom of bottom plate (1) is provided with inlet tube (4), and the inside of inlet tube (4) is provided with the solenoid valve.
3. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: the top of bottom plate (1) is provided with high pressure water pump (18), and high pressure water pump (18) input is provided with second water pipe (20) that runs through filtering box (16), high pressure water pump (18) output is provided with first water pipe (19) that run through emulsification tank body (2).
4. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: the two sides of the arc-shaped frame body (3) are provided with rotating shafts (12) through bearings, and the outer walls of the rotating shafts (12) are provided with first bevel gears (13).
5. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: and the outer walls of the first fixing shaft (7) and the second fixing shaft (9) are provided with second bevel gears (14), and the outer walls of the second bevel gears (14) are meshed with the outer wall of the first bevel gear (13).
6. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: the outer walls of the first stirring rod (8) and the second stirring rod (10) are provided with scraping plates (11), and the outer walls of the scraping plates (11) are in contact with the inner side of the emulsifying tank body (2).
7. The flotation reagent emulsification device for coal cleaning according to claim 1, wherein: the limiting mechanism comprises a movable groove (23) and a pull rod (24), the pull rod (24) is arranged in the movable groove (23), and a movable piston (25) matched with the inner portion of the movable groove (23) is arranged on the outer wall of the pull rod (24).
8. The flotation reagent emulsification device for coal cleaning according to claim 7, wherein: the outer wall of the pull rod (24) is provided with a return spring (26), and one side of the return spring (26) is connected with the movable piston (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111358533.3A CN114225749A (en) | 2021-11-16 | 2021-11-16 | Flotation reagent emulsifying device for coal cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111358533.3A CN114225749A (en) | 2021-11-16 | 2021-11-16 | Flotation reagent emulsifying device for coal cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114225749A true CN114225749A (en) | 2022-03-25 |
Family
ID=80749699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111358533.3A Pending CN114225749A (en) | 2021-11-16 | 2021-11-16 | Flotation reagent emulsifying device for coal cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114225749A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228190A (en) * | 2022-08-23 | 2022-10-25 | 南京润克机械有限公司 | Lubricating oil purification and recovery device |
-
2021
- 2021-11-16 CN CN202111358533.3A patent/CN114225749A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115228190A (en) * | 2022-08-23 | 2022-10-25 | 南京润克机械有限公司 | Lubricating oil purification and recovery device |
| CN115228190B (en) * | 2022-08-23 | 2023-07-04 | 南京润克机械有限公司 | Lubricating oil purifying and recycling device |
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