CN109046773B - Efficient engine oil purifier - Google Patents
Efficient engine oil purifier Download PDFInfo
- Publication number
- CN109046773B CN109046773B CN201811006179.6A CN201811006179A CN109046773B CN 109046773 B CN109046773 B CN 109046773B CN 201811006179 A CN201811006179 A CN 201811006179A CN 109046773 B CN109046773 B CN 109046773B
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- box
- engine oil
- pipe
- fixed
- gear
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a high-efficiency engine oil purifier which comprises a support plate, wherein supporting legs are distributed on the lower surface of the support plate in an array mode, a box body is arranged on the right side of the upper surface of the support plate, two fixed plates which are correspondingly arranged front and back are arranged on the upper sides of the left side and the right side of the box body, movable blocks are arranged in the middle of the two fixed plates which are adjacent front and back, guide rods are arranged in the middle of the right side movable blocks, two ends of the guide rods are fixedly connected with the fixed plates, the guide rods are in sliding connection with the movable blocks.
Description
Technical Field
The invention relates to the technical field of engine oil purification, in particular to a high-efficiency engine oil purifier.
Background
The engine oil purifier cleans engine oil, and has the main functions of reducing impurities generated by friction of various parts in the running process to the greatest extent, and reducing energy loss and part wear. Also has the function of heat dissipation. The engine oil purifier removes dust, metal particles, carbon sediment, soot particles and other impurities in the engine oil, and protects the engine. When the metal particles on the surface of the machine parts are more, the abrasion of the machine parts is serious, the service life of the machine parts is reduced, the efficiency of the traditional machine oil purifier is low, the machine oil purifier is long in time consumption, the purity of the purified machine oil cannot be ensured, and impurities are easy to remain.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides the high-efficiency engine oil purifier which is firm in structure, stable and durable, various in purification, high in purification degree, capable of improving the purity of engine oil, preventing impurities in the engine oil from remaining, high in purification efficiency, capable of purifying the engine oil quickly and efficiently, and capable of effectively solving the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high-efficient engine oil purifier, which comprises a supporting plate, the lower surface array of extension board distributes there is the stabilizer blade, the upper surface right side of extension board is equipped with the box, the upper surface upside of box all is equipped with the fixed plate that two front and back correspond setting, the middle part of two adjacent fixed plates all is equipped with the movable block around, be located the middle part of right side movable block and be equipped with the guide arm, and the both ends and the fixed plate fixed connection of guide arm, guide arm and movable block sliding connection, be located the middle part of left side movable block and be equipped with the screw rod, the screw rod is with movable block threaded connection, the lateral surface at screw rod both ends passes the fixed plate through the bearing, the front end of screw rod passes the fixed plate, and the front end of screw rod is equipped with first gear, the front surface of box is equipped with the mounting panel, the upper surface of mounting panel is equipped with the second motor, the output shaft tip of second motor is equipped with the second gear, the second gear intermeshes with first gear, the upper surface of movable block is equipped with the connecting rod, the lower surface array of connecting rod distributes there is the fixed column, the upper and lower array of fixed column's lateral surface of guide arm has the electro-magnet, the left side surface of box is equipped with the second drain pipe, upper surface and lower surface is equipped with the sealed lid, the upper surface of extension board is equipped with the second pump, the upper surface is equipped with the filter screen, upper side of the filter screen is equipped with the filter screen, upper end of a cylinder is equipped with the cylinder, upper end of a cylinder is equipped with the filter screen is equipped with the cylinder, upper end of a cylinder is equipped with the cylinder, upper end of a cylinder, upper end is equipped with the cylinder, upper end of a pump is equipped with pump, upper end and upper end, the upper surface left side of extension board is equipped with the rose box, and the rose box sets up the front side at the barrel, and the upper surface of rose box is equipped with the sealed lid of second, and the front surface of box is equipped with the singlechip, and the input of singlechip is connected with the output electricity of external power source, and the output and the drawing liquid pump of singlechip, first motor, second motor and the input electricity of electro-magnet are connected.
As a preferable technical scheme of the invention, the lower surface of the mounting plate is provided with a reinforcing plate, the reinforcing plate is fixedly connected with the box body, and the second motor is connected with the mounting plate through a mounting seat.
As a preferable technical scheme of the invention, a first connecting pipe is arranged on the lower surface of the liquid pump, and one end of the first connecting pipe, which is far away from the liquid pump, is connected with a second liquid outlet pipe.
As a preferable technical scheme of the invention, a liquid leakage box is arranged on the lower side of the front surface of the cylinder body, and the liquid leakage box is connected with the filter box through a second connecting pipe.
As a preferable technical scheme of the invention, two clamping strips are respectively arranged on the left side surface and the right side surface of the interior of the filter box, and the two clamping strips are correspondingly arranged front and back.
As a preferable technical scheme of the invention, the middle parts of the two adjacent clamping strips are provided with the filter plates, and the filter plates are connected with the clamping strips in a clamping way.
As a preferable technical scheme of the invention, the front surface of the filter box is provided with a first liquid outlet pipe, and the middle parts of the first liquid outlet pipe and the second liquid outlet pipe are respectively provided with a manual valve.
As a preferable technical scheme of the invention, one end of the liquid inlet pipe far away from the liquid drawing pump is arranged in the middle of the fixed pipe, and the liquid inlet pipe is connected with the inner side surface of the fixed pipe through a sealing bearing.
As a preferable technical scheme of the invention, the lower surface of the movable disk positioned at the lower side is provided with a fixed shaft which is rotationally connected with the cylinder body through a bearing.
As a preferable technical scheme of the invention, the upper end of the fixed pipe penetrates through the first sealing cover, and the fixed pipe is rotationally connected with the first sealing cover through a bearing.
Compared with the prior art, the invention has the following beneficial effects:
1. this high-efficient engine oil purifier is equipped with guide arm, screw rod, movable block, fixed column, electro-magnet, second motor, first gear and second gear, through the work of second motor, can make the second gear rotate, can drive the rotation of first gear through the second gear, make the screw rod rotate, the movable block slides on screw rod and guide arm, has driven the removal of fixed column, and the fixed column drives the removal of electro-magnet and can adsorb the iron residue in the engine oil, adsorbs the filtration to the engine oil.
2. This high-efficient machine oil purifier is equipped with barrel, activity dish, filter screen section of thick bamboo, third gear, fourth gear and first motor, can make the fourth gear rotate through the work of first motor, and the fourth gear drives the rotation of third gear, and the third gear drives the rotation of activity dish and filter screen section of thick bamboo, can enough filter machine oil, can prevent again that the impurity adhesion of machine oil on the filter screen section of thick bamboo, can improve filtration efficiency, has improved the purification degree to machine oil.
3. This high-efficient engine oil purifier is equipped with feed liquor pipe, drawing liquid pump and fixed pipe, makes first connecting pipe and second drain pipe be connected, opens manual valve, and the feed liquor pipe passes through the bearing to be connected with fixed pipe, through the work of drawing liquid pump, can take out the inside engine oil of box into in the filter screen section of thick bamboo of barrel, can shift engine oil.
4. This high-efficient machine oil purifier is equipped with rose box, filter, card strip and second sealed lid, and the inside machine oil that accomplishes of filtering of barrel flows into the rose box through weeping box and second connecting tube, can carry out the cubic filtration to machine oil through filter and card strip, filter and card strip joint, convenient to detach, the filter of being convenient for is changed to the convenience, improves the purification dynamics, can increase the leakproofness through the sealed lid of second.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is a rear schematic view of the present invention.
In the figure: the device comprises a 1 support plate, a 2 first gear, a 3 second gear, a 4 single chip microcomputer, a 5 connecting strip, a 6 movable block, a 7 screw rod, an 8 liquid inlet pipe, a 9 first motor, a 10 third gear, a 11 first sealing cover, a 12 snap lock, a 13 liquid leakage box, a 14 cylinder, a 15 filter box, a 16 manual valve, a 17 first liquid outlet pipe, a 18 second sealing cover, a 19 second liquid outlet pipe, a 20 movable disc, a 21 fixed shaft, a 22 filter screen cylinder, a 23 filter plate, a 24 fourth gear, a 25 second motor, a 26 mounting plate, a 27 reinforcing plate, a 28 box body, a 29 clamping strip, a 30 fixed pipe, a 31 guide rod, a 32 fixed plate, a 33 fixed column, a 34 electromagnet and a 35 liquid pump.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-efficient engine oil purifier, including extension board 1, the lower surface array of extension board 1 distributes and has the stabilizer blade, the upper surface right side of extension board 1 is equipped with box 28, the left and right sides surface upside of box 28 all is equipped with two fixed plates 32 that correspond the setting from beginning to end, the middle part of two adjacent fixed plates 32 all is equipped with movable block 6 around, be located the middle part of right side movable block 6 and be equipped with guide arm 31, and the both ends and the fixed plate 32 fixed connection of guide arm 31, guide arm 31 and movable block 6 sliding connection, be located the middle part of left side movable block 6 is equipped with screw rod 7, screw rod 7 and movable block 6 threaded connection, the lateral surface at screw rod 7 both ends passes through the bearing and is connected with fixed plate 32, the front end of screw rod 7 passes fixed plate 32, and the front end of screw rod 7 is equipped with first gear 2, the front surface of box 28 is equipped with mounting panel 26, the upper surface of mounting panel 26 is equipped with second motor 25, the lower surface of the mounting plate 26 is provided with a reinforcing plate 27, the reinforcing plate 27 is fixedly connected with the box 28, the second motor 25 is connected with the mounting plate 26 through a mounting seat, the end part of an output shaft of the second motor 25 is provided with a second gear 3, the second gear 3 is meshed with the first gear 2, the second gear 3 can be driven to rotate through the operation of the second motor 25, the first gear 2 can drive the screw rod 7 to rotate, the screw rod 7 can drive the movable block 6 to move back and forth, the upper surface of the movable block 6 is provided with a connecting strip 5, the lower surface of the connecting strip 5 is provided with fixed columns 33 in an array, the side surfaces of the fixed columns 33 are provided with electromagnets 34 in an up-down array, the movement of the connecting strip 5 can be driven through the movement of the movable block 6, the fixed columns 33 can move back and forth in the box 28 through the movement of the connecting strip 5, the electromagnet 34 can absorb iron residues in engine oil, the left surface of the box 28 is provided with a second liquid outlet pipe 19, the left side of the upper surface of the support plate 1 is provided with a cylinder 14, the upper surface of the cylinder 14 is provided with a first sealing cover 11, the cylinder 14 is connected with the first sealing cover 11 through a snap lock 12, a filter screen cylinder 22 is arranged in the cylinder 14, the upper surface and the lower surface of the filter screen cylinder 22 are both provided with a movable disc 20, the lower surface of the movable disc 20 positioned at the lower side is provided with a fixed shaft 21, the fixed shaft 21 is rotationally connected with the cylinder 14 through a bearing, the middle part of the upper surface of the movable disc 20 positioned at the upper side is provided with a hole, the inside of the hole is provided with a fixed pipe 30, the upper end of the fixed pipe 30 penetrates through the first sealing cover 11, the fixed pipe 30 is rotationally connected with the first sealing cover 11 through a bearing, the outer side surface of the upper end of the fixed pipe 30 is provided with a third gear 10, the third gear 10 is arranged at the upper side of the first sealing cover 11, the front surface of the cylinder 14 is provided with a first motor 9 at the upper side, the end part of the output shaft of the first motor 9 is provided with a fourth gear 24, the fourth gear 24 is meshed with a third gear 10, the fourth gear 24 can drive the fourth gear 24 to rotate through the operation of the first motor 9, the fourth gear 24 can drive the third gear 10 to rotate, the third gear 10 drives the movable disc 20 and the filter screen cylinder 22 to rotate through the fixed pipe 30, the engine oil can be filtered for the second time, the right surface of the cylinder 14 is provided with a liquid suction pump 35, the lower surface of the liquid suction pump 35 is provided with a first connecting pipe, one end of the first connecting pipe, which is far away from the liquid suction pump 35, is connected with a second liquid outlet pipe 19, the upper surface of the liquid suction pump 35 is provided with a liquid inlet pipe 8, one end of the liquid inlet pipe 8, which is far away from the liquid suction pump 35, is arranged in the middle of the fixed pipe 30, and the liquid inlet pipe 8 is connected with the inner side surface of the fixed pipe 30 through a sealing bearing, the engine oil in the box 28 can be pumped into the barrel 14 through the liquid pump 35, the upper surface left side of extension board 1 is equipped with rose box 15, and rose box 15 sets up the front side at barrel 14, the front surface downside of barrel 14 is equipped with weeping box 13, weeping box 13 is connected with rose box 15 through the second connecting pipe, the upper surface of rose box 15 is equipped with the sealed lid 18 of second, the inside left and right sides surface of rose box 15 all is equipped with two card strips 29, two card strips 29 correspond the setting from front to back, the middle part of controlling adjacent two card strips 29 is equipped with filter 23, filter 23 and card strip 29 joint, the front surface of rose box 15 is equipped with first drain pipe 17, the middle part of first drain pipe 17 and second drain pipe 19 all is equipped with manual valve 16, can carry out tertiary filtration to engine oil through rose box 15, the front surface of box 28 is equipped with singlechip 4, the input of singlechip 4 is connected with the output electricity of external power source, the output of singlechip 4 and pump 35, first motor 9, second motor 25 and electromagnet 34 are connected, the input motor control of singlechip 35, the singlechip is adopted in the common use method of singlechip 9, the model number of the singlechip is adopted in the singlechip 35, the common use of the model number of the electromagnet is adopted in the singlechip of the corporation and the corporation is 51.
When in use: the engine oil is put into the tank 28, the fixed column 33 and the electromagnet 34 can move in the engine oil through the operation of the second motor 25, iron residues in the engine oil can be adsorbed through the electromagnet 34, the engine oil in the tank 28 can be pumped into the cylinder 14 through the operation of the liquid pumping pump 35, the engine oil is filtered for the second time through the filter screen cylinder 22, the engine oil filtered in the cylinder 14 flows into the filter box 15 through the liquid leakage box 13 and the second connecting pipe, and the engine oil can be filtered for the third time through the filter plate 23 and the clamping strip 29.
The invention has firm structure, stability and durability, can filter engine oil through the filter plate 23, the filter screen cylinder 22 and the electromagnet 34, realizes purification in various modes, has high purification degree, can improve the purity of the engine oil, prevents impurity residues in the engine oil, has high purification efficiency, and can purify the engine oil quickly and efficiently.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a high-efficient machine oil purifier, includes extension board (1), its characterized in that: the lower surface array of extension board (1) distributes there is the stabilizer blade, the upper surface right side of extension board (1) is equipped with box (28), the left and right sides surface upside of box (28) all is equipped with fixed plate (32) that correspond to setting up around two, the middle part of two adjacent fixed plates (32) all is equipped with movable block (6) around, the middle part that is located right side movable block (6) is equipped with guide arm (31), and the both ends and fixed plate (32) fixed connection of guide arm (31), guide arm (31) and movable block (6) sliding connection, the middle part that is located left side movable block (6) is equipped with screw rod (7), screw rod (7) and movable block (6) threaded connection, the lateral surface at screw rod (7) both ends is connected with fixed plate (32) through the bearing, the front end of screw rod (7) passes fixed plate (32), and the front end of screw rod (7) is equipped with first gear (2), the front surface of box (28) is equipped with mounting panel (26), the upper surface that is located right side movable block (6) is equipped with second motor (25), the tip of second motor (25) is equipped with second gear (3) and second gear (3) is equipped with array (5) and is connected with down array (5), the upper surface and the lower surface of the fixed column (33) are distributed with electromagnets (34), the left surface of the box body (28) is provided with a second liquid outlet pipe (19), the left side of the upper surface of the supporting plate (1) is provided with a cylinder body (14), the upper surface of the cylinder body (14) is provided with a first sealing cover (11), the cylinder body (14) is connected with the first sealing cover (11) through a snap lock (12), a filter screen cylinder (22) is arranged in the cylinder body (14), movable discs (20) are arranged on the upper surface and the lower surface of the filter screen cylinder (22), holes are arranged in the middle of the upper surface of the movable discs (20) on the upper side, a fixed pipe (30) is arranged in the inner part of the holes, a third gear (10) is arranged on the outer side surface of the upper end of the fixed pipe (30), the third gear (10) is arranged on the upper side of the first sealing cover (11), the upper surface of the cylinder body (14) is provided with a first motor (9), the output shaft end of the first motor (9) is provided with a fourth gear (24), the fourth gear (24) is meshed with the third gear (10), the right surface of the filter screen cylinder (14) is provided with a liquid pump (35), the upper surface of the liquid pump (35) is provided with a liquid inlet pump (15) on the upper surface of the filtering box (1), the liquid inlet pipe (15) is arranged on the upper surface of the left side of the box (1), the upper surface of rose box (15) is equipped with sealed lid (18) of second, and the front surface of box (28) is equipped with singlechip (4), and the input of singlechip (4) is connected with the output electricity of external power source, and the output of singlechip (4) is connected with the input electricity of drawing liquid pump (35), first motor (9), second motor (25) and electro-magnet (34).
2. The high efficiency engine oil purifier of claim 1, wherein: the lower surface of mounting panel (26) is equipped with reinforcing plate (27), reinforcing plate (27) and box (28) fixed connection, and second motor (25) are connected with mounting panel (26) through the mount pad.
3. The high efficiency engine oil purifier of claim 1, wherein: the lower surface of the liquid pump (35) is provided with a first connecting pipe, and one end of the first connecting pipe, which is far away from the liquid pump (35), is connected with a second liquid outlet pipe (19).
4. The high efficiency engine oil purifier of claim 1, wherein: the front surface downside of barrel (14) is equipped with weeping box (13), and weeping box (13) are connected with rose box (15) through the second connecting pipe.
5. The high efficiency engine oil purifier of claim 1, wherein: two clamping strips (29) are respectively arranged on the left side surface and the right side surface of the interior of the filter box (15), and the two clamping strips (29) are correspondingly arranged front and back.
6. The high efficiency engine oil purifier of claim 5, wherein: the middle parts of two adjacent clamping strips (29) are provided with filter plates (23), and the filter plates (23) are connected with the clamping strips (29) in a clamping way.
7. The high efficiency engine oil purifier of claim 1, wherein: the front surface of rose box (15) is equipped with first drain pipe (17), and the middle part of first drain pipe (17) and second drain pipe (19) all is equipped with manual valve (16).
8. The high efficiency engine oil purifier of claim 1, wherein: one end of the liquid inlet pipe (8) far away from the liquid drawing pump (35) is arranged in the middle of the fixed pipe (30), and the liquid inlet pipe (8) is connected with the inner side surface of the fixed pipe (30) through a sealing bearing.
9. The high efficiency engine oil purifier of claim 1, wherein: the lower surface of the movable disc (20) positioned at the lower side is provided with a fixed shaft (21), and the fixed shaft (21) is rotationally connected with the cylinder body (14) through a bearing.
10. The high efficiency engine oil purifier of claim 1, wherein: the upper end of the fixed pipe (30) penetrates through the first sealing cover (11), and the fixed pipe (30) is rotatably connected with the first sealing cover (11) through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006179.6A CN109046773B (en) | 2018-08-30 | 2018-08-30 | Efficient engine oil purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811006179.6A CN109046773B (en) | 2018-08-30 | 2018-08-30 | Efficient engine oil purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109046773A CN109046773A (en) | 2018-12-21 |
| CN109046773B true CN109046773B (en) | 2023-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811006179.6A Active CN109046773B (en) | 2018-08-30 | 2018-08-30 | Efficient engine oil purifier |
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| CN (1) | CN109046773B (en) |
Citations (7)
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| KR200333688Y1 (en) * | 2003-08-29 | 2003-11-17 | 이준호 | Oil refining apparatus |
| KR101001073B1 (en) * | 2010-07-13 | 2010-12-14 | 정선모 | Engine oil and fuel filtering and fuel pre-heating assmebly for an automobile |
| CN107137963A (en) * | 2017-06-16 | 2017-09-08 | 镇江市长江机电设备厂有限公司 | A kind of fine filter for vacuum oil purifier |
| WO2017152331A1 (en) * | 2016-03-07 | 2017-09-14 | 刘湘静 | High-efficiency industrial wastewater purification treatment equipment |
| KR20170105255A (en) * | 2016-03-09 | 2017-09-19 | 주식회사쓰리.알 | Oil filter and oil filtering apparatus comprising the same |
| WO2018119829A1 (en) * | 2016-12-29 | 2018-07-05 | 李志华 | Purification apparatus |
| CN208373328U (en) * | 2018-08-30 | 2019-01-15 | 镇江市长江机电设备厂有限公司 | A kind of high-efficient engine oil purifier |
-
2018
- 2018-08-30 CN CN201811006179.6A patent/CN109046773B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200333688Y1 (en) * | 2003-08-29 | 2003-11-17 | 이준호 | Oil refining apparatus |
| KR101001073B1 (en) * | 2010-07-13 | 2010-12-14 | 정선모 | Engine oil and fuel filtering and fuel pre-heating assmebly for an automobile |
| WO2017152331A1 (en) * | 2016-03-07 | 2017-09-14 | 刘湘静 | High-efficiency industrial wastewater purification treatment equipment |
| KR20170105255A (en) * | 2016-03-09 | 2017-09-19 | 주식회사쓰리.알 | Oil filter and oil filtering apparatus comprising the same |
| WO2018119829A1 (en) * | 2016-12-29 | 2018-07-05 | 李志华 | Purification apparatus |
| CN107137963A (en) * | 2017-06-16 | 2017-09-08 | 镇江市长江机电设备厂有限公司 | A kind of fine filter for vacuum oil purifier |
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| Title |
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| 新一代高效节能环保SXL系列机油净化器;阎姝;物探装备(03);全文 * |
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| CN109046773A (en) | 2018-12-21 |
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