CN106731188B - Fine oil filtering device - Google Patents
Fine oil filtering device Download PDFInfo
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- CN106731188B CN106731188B CN201611238281.XA CN201611238281A CN106731188B CN 106731188 B CN106731188 B CN 106731188B CN 201611238281 A CN201611238281 A CN 201611238281A CN 106731188 B CN106731188 B CN 106731188B
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- oil
- filter screen
- filter element
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- inner shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
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Abstract
The invention provides a refined oil filtering device which comprises a cylindrical filter element, an outer shell, an inner shell, an outer shell and an oil path channel, wherein an oil inlet pipe is arranged on the outer shell, the cylindrical filter element is arranged in the inner shell, a filter screen is arranged in the oil path channel, the number of the filter screen is larger than that of the cylindrical filter element, and a plurality of L-shaped blocking pieces are arranged on the filter screen. The invention has the beneficial effects that: the filter screen carries out secondary filtration, filters the impurity that the granularity after once filtering is less, sets up the barrier of a plurality of L types on the filter screen, and the barrier can enough block the impurity that a part filter screen did not filter, also can block a part and flow along with the oil circuit and change the impurity through filter screen direction and the impurity of dispersion in dirty oil, and the phase change carries out the tertiary filtration.
Description
Technical Field
The invention relates to the field of lubricating oil production and processing, in particular to a refined oil filtering device.
Background
The vacuum oil filtering system is designed according to the principle of different boiling points of water and oil and comprises a primary filter, a vacuum heating tank, an oil pump, a filtering device, a condenser (i.e. a condenser), a vacuum pump and the like. The vacuum pump pumps the air in the vacuum heating tank from the gas phase outlet of the vacuum heating tank to form vacuum, the external oil passes through the primary filter under the action of atmospheric pressure to remove larger particles, then enters the heating zone in the vacuum heating tank, and the oil which is heated at 40-75 ℃ passes through the automatic oil bleaching valve, and the valve automatically controls the oil quantity entering the vacuum tank to be balanced. The heated oil is quickly rotated by the spray wings to separate the oil into semi-mist, the water in the oil is quickly evaporated into water vapor, the mixed air is continuously pumped into the condenser by the vacuum pump, the water vapor entering the condenser is cooled and then is returned to water for emission, the oil in the vacuum heating tank is discharged into the fine filter by the oil discharge pump to filter the particulate impurities by the oil filtering paper or the filter core, and thus the whole process of quickly removing the impurities, the water and the gas in the oil by the vacuum oil filter is completed, and clean oil is discharged from the oil outlet. In order to remove solid impurities in dirty oil, the vacuum oil filtering system is provided with an oil filtering device such as a primary filter and a filtering device, but the traditional oil filtering device has a simple structure and single function, and one oil filtering device can only filter solid impurities with one granularity or thickness, so that a plurality of oil filtering devices are arranged in the vacuum oil filtering system to finish primary filtering and fine filtering work, thereby guaranteeing the filtering effect, a plurality of oil filtering devices are connected in series, but the filtering effect can be guaranteed, a plurality of devices directly cause the increase of cost, the increase of devices, namely the increase of accessories such as pipelines and valves, increases the possibility of system leakage, and the primary filter arranged before dirty oil enters a vacuum tank and the filtering device arranged after the dirty oil exits the vacuum tank can only circulate and continue filtering if the filtering effect is poor, thereby prolonging the running time of the devices and causing the waste of human resources and production cost.
Disclosure of Invention
Therefore, the invention provides a fine oil filtering device, which solves the problems of cost increase, possibility of system leakage increase and manpower resource and production cost waste caused by circulating filtration caused by connecting a plurality of oil filtering devices in series in order to ensure the filtering effect in the existing vacuum oil filtering system.
The technical scheme of the invention is realized as follows: the utility model provides a smart oil filter device, includes the casing, the tube-shape filter core of locating in the casing horizontally, the casing includes the shell, locates the inner shell in the shell, form the oil circuit passageway between shell, the inner shell, set up on the shell from outer and interior shell, oil feed pipe that passes shell, oil circuit passageway, inner shell in proper order, rotationally be equipped with the tube-shape filter core in the inner shell, tube-shape filter core one end communicates oil feed pipe, tube-shape filter core other end is connected to the inner shell inner wall, set up the oil-out on the inner shell, the oil-out is two, the symmetry locates tube-shape filter core upper and lower both sides, the dirty oil filters once through tube-shape filter core, filters out the great solid impurity in the dirty oil and flows out the tube-shape filter core after filtering, and solid impurity is left in the tube-shape filter core, dirty oil flows into the oil circuit passageway through the oil-out of inner shell outflow oil-out through the oil-out; be equipped with the filter screen that is used for filtering the dirty oil from the oil-out in the oil circuit passageway, filter mesh number is greater than tube-shape filter core mesh number, and the filter screen carries out secondary filtration, filters the less impurity of granularity after once filtering, sets up a plurality of L type blocking piece on the filter screen, and blocking piece can block the impurity that a part of filter screen did not filter, also can block a part to change the impurity through the filter screen direction and the impurity dispersed in dirty oil along with the oil circuit flow, and the third filtering is carried out to the phase change, establishes the oil outlet pipe of intercommunication oil circuit passageway and shell on the shell, the oil outlet pipe is two, locates the oil inlet pipe both sides separately, and tube-shape filter core rotationally locates in the inner shell, drives dirty oil in the inner shell and rotates thereupon, plays even play oily, makes the dirty oil after once filtering can evenly get into the oil circuit passageway through the oil-out that the symmetry set up and carries out secondary filtration. The cylindrical filter element cooperates with the filter screen to perform two filtering operations in one fine oil filtering device, and then cooperates with the L-shaped blocking piece to block a part of impurities which are not filtered by the filter screen, so that a plurality of oil filtering devices are not required to be connected in series, the cost is controlled, the hidden danger of leakage is reduced, and the primary filtering and the fine filtering operations can be simultaneously completed by a single device without circulating filtering, the running time of equipment is prolonged, and the manpower resources and the production cost are saved. The rotatable cylindrical filter element is arranged in the filter, the contact and the retention time of the dirty oil and the cylindrical filter element are dynamic, and the rotating cylindrical filter element continuously disturbs the flow of the dirty oil, so that impurities in the dirty oil are more dispersed instead of simply contacting at a certain place, the contact surface between the impurities and the cylindrical filter element is enlarged, the filtering effect is better, and the cylindrical filter element is not easy to be blocked; the two filtering devices are matched to be circuitously arranged, compared with a single filtering device which is connected with the filter screen in series, the invention has reasonable structure, reduces occupied space, has high utilization rate on the internal space of equipment, further reduces production cost and is convenient to use.
Further, the sealing piece for covering the pipe mouth of the oil inlet pipe is arranged at the end of the oil inlet pipe communicated with the inner shell, a through hole is formed in the sealing piece, a hollow rotary drum which extends to the inner shell and is communicated with the cylindrical filter element is arranged on the through hole, the hollow rotary drum is rotatably arranged on the through hole, the structure is simple, the processing, the production and the maintenance are easy, a plurality of plate-shaped pieces are arranged at the top and the bottom of the cylindrical filter element, the plate-shaped pieces strengthen disturbance of dirty oil outside the cylindrical filter element when the cylindrical filter element rotates, the disturbance is led to be more uniformly shunted into an oil path channel, the dirty oil distribution of the filtering of a subsequent filter screen is more even, and the secondary filtering effect is ensured.
Further, the inner diameter length of the oil outlet and the inner diameter length of the oil outlet pipe are half of the inner diameter length of the oil inlet pipe. The oil inlet flow and the oil outlet flow are balanced, and the effect of the twice filtering operation of the invention is ensured, so that the situation that the oil inlet amount is larger than the oil outlet amount and dirty oil is blocked in the shell is avoided.
Further, the blocking piece of every L type all includes horizontal plate and perpendicular board, horizontal plate one end termination is in the filter screen dorsal part, the horizontal plate other end extends and connects perpendicular board along oil circuit flow direction, vertically establish the baffle on the horizontal plate, baffle and horizontal plate, perpendicular board cooperation form accommodating structure. The baffle cooperation horizontal plate, the accommodation structure that the perpendicular board formed can collect the partial small-size impurity that the perpendicular board kept off in accommodation structure, and the effect of blocking the piece has been guaranteed to the flow of not being taken out along with oil.
Further, the oil inlet pipe, the through hole, the hollow rotary drum and the cylindrical filter element are coaxial. Ensuring smooth oil feeding.
Through the above disclosure, the beneficial effects of the invention are as follows: the filter screen carries out secondary filtration, filter the less impurity of granularity after once filtering, set up the barrier of a plurality of L types on the filter screen, the barrier can enough block the impurity that a part filter screen did not filter, also can block a part to flow along with the oil circuit and change the impurity through filter screen direction and the impurity dispersed in dirty oil, the phase change carries out the tertiary filtration, the tubular filter core rotationally locates in the inner shell, drive dirty oil in the inner shell and rotate thereupon, play even play oil, the dirty oil after making the primary filtration can get into the oil circuit passageway through the oil-out that the symmetry set up evenly and carry out secondary filtration. The cylindrical filter element cooperates with the filter screen to perform two filtering operations in one fine oil filtering device, and then cooperates with the L-shaped blocking piece to block a part of impurities which are not filtered by the filter screen, so that a plurality of oil filtering devices are not required to be connected in series, the cost is controlled, the hidden danger of leakage is reduced, and the primary filtering and the fine filtering operations can be simultaneously completed by a single device without circulating filtering, the running time of equipment is prolonged, and the manpower resources and the production cost are saved. The rotatable cylindrical filter element is arranged in the filter, the contact and the retention time of the dirty oil and the cylindrical filter element are dynamic, and the rotating cylindrical filter element continuously disturbs the flow of the dirty oil, so that impurities in the dirty oil are more dispersed instead of simply contacting at a certain place, the contact surface between the impurities and the cylindrical filter element is enlarged, the filtering effect is better, and the cylindrical filter element is not easy to be blocked; the two filtering devices are matched to be circuitously arranged, compared with a single filtering device which is connected with the filter screen in series, the invention has reasonable structure, reduces occupied space, has high utilization rate on the internal space of equipment, further reduces production cost and is convenient to use.
Drawings
Fig. 1 is a cross-sectional view of a fine oil filter device of the present invention.
Fig. 2 is a schematic structural view of the cylindrical filter element of the present invention.
Fig. 3 is a schematic view of the structure of the barrier of the present invention.
The reference numerals are as follows:
the filter comprises a cylindrical filter element 1, an outer shell 2, an inner shell 3, an oil path channel 4, an oil inlet pipe 5, an oil outlet 6, a filter screen 7, a blocking piece 8, a horizontal plate 8a, a vertical plate 8b, a baffle 8c, an oil outlet pipe 9, a sealing piece 10, a through hole 11, a hollow rotary drum 12 and a plate-shaped piece 13.
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.
As shown in fig. 1 to 3, a fine oil filtering device comprises a shell and a cylindrical filter element 1 horizontally arranged in the shell, wherein the shell comprises an outer shell 2 and an inner shell 3 arranged in the outer shell 2, an oil path channel 4 is formed between the outer shell 2 and the inner shell 3, an oil inlet pipe 5 sequentially penetrating through the outer shell 2, the oil path channel 4 and the inner shell 3 from outside to inside is arranged on the outer shell 2, the cylindrical filter element 1 is rotatably arranged in the inner shell 3, one end of the cylindrical filter element 1 is communicated with the oil inlet pipe 5, the other end of the cylindrical filter element 1 is connected with the inner wall of the inner shell 3, oil outlets 6 are arranged on the inner shell 3, and the two oil outlets 6 are symmetrically arranged on the upper side and the lower side of the cylindrical filter element 1.
Be equipped with the filter screen 7 that is used for filtering the dirty oil from oil-out 6 in the oil circuit passageway 4, filter screen 7 cover is located outside the inner shell 3 and is connected shell 2 inner wall to this filters the dirty oil from oil-out 6, filter screen 7 mesh is greater than the 1 mesh number of tube-shape filter core, sets up a plurality of L type's blocking piece 8 on the filter screen 7 circumference, with this expansion disturbance scope, establishes the oil line 9 of intercommunication oil circuit passageway 4 and shell 2 on shell 2, oil line 9 is two, locates oil feed pipe 5 both sides separately, oil outlet 6 internal diameter length, oil line 9 internal diameter length are the half of oil feed pipe 5 internal diameter length.
Referring to fig. 3, each L-shaped blocking member 8 includes a horizontal plate 8a and a vertical plate 8b, one end of the horizontal plate 8a is connected to the back side of the filter screen 7, the other end of the horizontal plate 8a extends along the flow direction of the oil path and is connected with the vertical plate 8b, the vertical plate 8b is vertically disposed at the other end of the horizontal plate 8a, a baffle plate 8c is vertically disposed on the horizontal plate 8a, and the baffle plate 8c cooperates with the horizontal plate 8a and the vertical plate 8b to form a containing structure. When the filter screen 7 filters dirty oil, because the flow of oil, partial solid impurities can change the direction of passing through the filter screen along with the flow, namely the vertical impurity that can be filtered becomes the level and passes through the filter screen, also the loose impurity of possible part is blocked by the filter screen and becomes scattered and passes through the filter screen, and the blocking piece 8 (perpendicular plate 8 b) of L type can keep off this part impurity, and the impurity that is blocked drops in the holding structure and collects, and can not be taken out by the flow of oil to play the effect of protection filter effect.
Referring to fig. 2, the end of the oil inlet pipe 5, which is communicated with the inner shell 3, is provided with a sealing member 10 covering the pipe orifice of the oil inlet pipe 5, that is, the sealing member 10 is arranged at the joint of the oil inlet pipe 5 and the cylindrical filter element 1, a through hole 11 is arranged in the sealing member 10, a hollow rotary drum 12 extending towards the inner shell 3 and communicated with the cylindrical filter element 1 is arranged on the through hole 11, the hollow rotary drum 12 is rotatably arranged on the through hole 11, the top and the bottom of the cylindrical filter element 1 are provided with a plurality of plate-shaped members 13, and the oil inlet pipe 5, the through hole 11, the hollow rotary drum 12 and the cylindrical filter element 1 are coaxial.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.
Claims (4)
1. The utility model provides a fine filtration oil device, includes casing, the tube-shape filter core (1) of locating in the casing of level, its characterized in that:
the shell comprises an outer shell (2) and an inner shell (3) arranged in the outer shell (2), an oil path channel (4) is formed between the outer shell (2) and the inner shell (3), oil inlet pipes (5) penetrating through the outer shell (2), the oil path channel (4) and the inner shell (3) from outside to inside are arranged on the outer shell (2), a cylindrical filter element (1) is rotatably arranged in the inner shell (3), one end of the cylindrical filter element (1) is communicated with the oil inlet pipe (5), the other end of the cylindrical filter element (1) is connected with the inner wall of the inner shell (3), oil outlets (6) are arranged on the inner shell (3), and the two oil outlets (6) are symmetrically arranged on the upper side and the lower side of the cylindrical filter element (1);
the filter screen (7) for filtering the dirty oil from the oil outlet (6) is arranged in the oil path channel (4), the filter screen (7) is sleeved outside the inner shell (3) and is connected with the inner wall of the outer shell (2), so that the dirty oil from the oil outlet (6) is filtered, the mesh number of the filter screen (7) is larger than that of the cylindrical filter element (1), a plurality of L-shaped blocking pieces (8) are circumferentially arranged on the filter screen (7), oil outlet pipes (9) for communicating the oil path channel (4) with the outer shell (2) are arranged on the outer shell (2), and the two oil outlet pipes (9) are respectively arranged at two sides of the oil inlet pipe (5); the oil inlet pipe (5) is communicated with the end of the inner shell (3) and is provided with a sealing piece (10) covering the pipe orifice of the oil inlet pipe (5), a through hole (11) is formed in the sealing piece (10), a hollow rotary drum (12) extending to the inner shell (3) and communicated with the cylindrical filter element (1) is arranged on the through hole (11), the hollow rotary drum (12) is rotatably arranged on the through hole (11), and a plurality of plate-shaped pieces (13) are arranged at the top and the bottom of the cylindrical filter element (1).
2. A fine oil filter apparatus as claimed in claim 1, wherein: the inner diameter length of the oil outlet (6) and the inner diameter length of the oil outlet pipe (9) are half of the inner diameter length of the oil inlet pipe (5).
3. A fine oil filter apparatus as claimed in claim 1, wherein: the blocking piece (8) of every L type all includes horizontal plate (8 a) and perpendicular board (8 b), horizontal plate (8 a) one end termination is in filter screen (7) dorsal part, the horizontal plate (8 a) other end extends and connects perpendicular board (8 b) along the oil circuit flow direction, baffle (8 c) are vertically established on horizontal plate (8 a), baffle (8 c) and horizontal plate (8 a), perpendicular board (8 b) cooperation form accommodating structure.
4. A fine oil filter apparatus as claimed in claim 1, wherein: the oil inlet pipe (5), the through hole (11), the hollow rotary drum (12) and the cylindrical filter element (1) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238281.XA CN106731188B (en) | 2016-12-28 | 2016-12-28 | Fine oil filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611238281.XA CN106731188B (en) | 2016-12-28 | 2016-12-28 | Fine oil filtering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106731188A CN106731188A (en) | 2017-05-31 |
| CN106731188B true CN106731188B (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611238281.XA Active CN106731188B (en) | 2016-12-28 | 2016-12-28 | Fine oil filtering device |
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| CN (1) | CN106731188B (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8602938D0 (en) * | 1985-02-15 | 1986-03-12 | Filterek Inc | Fluid filter |
| DE3916744A1 (en) * | 1989-05-23 | 1990-12-13 | Sartorius Gmbh | TUBULAR FILTER ELEMENT |
| US5476139A (en) * | 1993-06-23 | 1995-12-19 | Valeo Thermique Moteur | Heat exchange and filter unit |
| DE102004014398A1 (en) * | 2003-03-26 | 2004-11-11 | Komatsu Ltd. | Filters for the retention of foreign substances |
| CN201310427Y (en) * | 2009-03-27 | 2009-09-16 | 煤炭工业济南设计研究院有限公司 | Inner-product type diesel fuel filter |
| CN103089503A (en) * | 2011-11-02 | 2013-05-08 | 南通新凤祥液压铸造有限公司 | Modified diesel filter |
| CN203868667U (en) * | 2014-05-31 | 2014-10-08 | 仇中豪 | Middle pipeline fine iron powder impurity filter |
| CN104399308A (en) * | 2014-11-27 | 2015-03-11 | 常州市晨光汽车消声器厂 | Efficient oil filtering device |
| CN104492156A (en) * | 2014-12-18 | 2015-04-08 | 无锡华中科技有限公司 | Double-filtering-type heavy oil filter |
| CN205235570U (en) * | 2015-12-24 | 2016-05-18 | 宁波旭升汽车技术股份有限公司 | Filter for car |
| CN105822286A (en) * | 2016-04-27 | 2016-08-03 | 成都绿迪科技有限公司 | Novel petroleum purifying device |
| DE102015102318A1 (en) * | 2015-02-18 | 2016-08-18 | Boll & Kirch Filterbau Gmbh | Filtration system for the lubrication oil filtration in particular of ship units such as marine engines |
| CN105907418A (en) * | 2016-06-24 | 2016-08-31 | 成都高普石油工程技术有限公司 | Coarse filtering device for petroleum |
| CN205592626U (en) * | 2016-04-22 | 2016-09-21 | 宁夏大坝发电有限责任公司 | Lubricating oil filter |
| CN105964039A (en) * | 2016-06-24 | 2016-09-28 | 成都高普石油工程技术有限公司 | Duct-type petroleum filtering mechanism |
| CN105999801A (en) * | 2016-06-24 | 2016-10-12 | 成都高普石油工程技术有限公司 | Fine filtering device for petroleum |
| CN206295698U (en) * | 2016-12-28 | 2017-07-04 | 重庆海国科技有限公司 | A kind of smart oil-filtering apparatus |
| JPWO2016088282A1 (en) * | 2014-12-02 | 2017-10-19 | 株式会社エコラ・テック | Oil filter device and oil filter element |
-
2016
- 2016-12-28 CN CN201611238281.XA patent/CN106731188B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8602938D0 (en) * | 1985-02-15 | 1986-03-12 | Filterek Inc | Fluid filter |
| DE3916744A1 (en) * | 1989-05-23 | 1990-12-13 | Sartorius Gmbh | TUBULAR FILTER ELEMENT |
| US5476139A (en) * | 1993-06-23 | 1995-12-19 | Valeo Thermique Moteur | Heat exchange and filter unit |
| DE102004014398A1 (en) * | 2003-03-26 | 2004-11-11 | Komatsu Ltd. | Filters for the retention of foreign substances |
| CN201310427Y (en) * | 2009-03-27 | 2009-09-16 | 煤炭工业济南设计研究院有限公司 | Inner-product type diesel fuel filter |
| CN103089503A (en) * | 2011-11-02 | 2013-05-08 | 南通新凤祥液压铸造有限公司 | Modified diesel filter |
| CN203868667U (en) * | 2014-05-31 | 2014-10-08 | 仇中豪 | Middle pipeline fine iron powder impurity filter |
| CN104399308A (en) * | 2014-11-27 | 2015-03-11 | 常州市晨光汽车消声器厂 | Efficient oil filtering device |
| JPWO2016088282A1 (en) * | 2014-12-02 | 2017-10-19 | 株式会社エコラ・テック | Oil filter device and oil filter element |
| CN104492156A (en) * | 2014-12-18 | 2015-04-08 | 无锡华中科技有限公司 | Double-filtering-type heavy oil filter |
| DE102015102318A1 (en) * | 2015-02-18 | 2016-08-18 | Boll & Kirch Filterbau Gmbh | Filtration system for the lubrication oil filtration in particular of ship units such as marine engines |
| CN205235570U (en) * | 2015-12-24 | 2016-05-18 | 宁波旭升汽车技术股份有限公司 | Filter for car |
| CN205592626U (en) * | 2016-04-22 | 2016-09-21 | 宁夏大坝发电有限责任公司 | Lubricating oil filter |
| CN105822286A (en) * | 2016-04-27 | 2016-08-03 | 成都绿迪科技有限公司 | Novel petroleum purifying device |
| CN105907418A (en) * | 2016-06-24 | 2016-08-31 | 成都高普石油工程技术有限公司 | Coarse filtering device for petroleum |
| CN105964039A (en) * | 2016-06-24 | 2016-09-28 | 成都高普石油工程技术有限公司 | Duct-type petroleum filtering mechanism |
| CN105999801A (en) * | 2016-06-24 | 2016-10-12 | 成都高普石油工程技术有限公司 | Fine filtering device for petroleum |
| CN206295698U (en) * | 2016-12-28 | 2017-07-04 | 重庆海国科技有限公司 | A kind of smart oil-filtering apparatus |
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| Publication number | Publication date |
|---|---|
| CN106731188A (en) | 2017-05-31 |
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Effective date of registration: 20230508 Address after: 264000 No. 7, inside 3-36 Kaifeng Road, Yantai Economic and Technological Development Zone, Shandong Province Applicant after: Yantai Qisheng Petrochemical Co.,Ltd. Address before: 402260 Shuangfu Industrial Park, Jiangjin District, Chongqing Applicant before: CHONGQING HAIGUO TECHNOLOGY Co.,Ltd. |
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