CN107081002A - A kind of petroleum transportation pipeline replaces filter certainly - Google Patents

A kind of petroleum transportation pipeline replaces filter certainly Download PDF

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Publication number
CN107081002A
CN107081002A CN201710347313.8A CN201710347313A CN107081002A CN 107081002 A CN107081002 A CN 107081002A CN 201710347313 A CN201710347313 A CN 201710347313A CN 107081002 A CN107081002 A CN 107081002A
Authority
CN
China
Prior art keywords
pipeline
replacing
conveyance conduit
replacement
petroleum transportation
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.)
Withdrawn
Application number
CN201710347313.8A
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Chinese (zh)
Inventor
陈杨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangxi Chuang Di Technology Co Ltd
Original Assignee
Jiangxi Chuang Di Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangxi Chuang Di Technology Co Ltd filed Critical Jiangxi Chuang Di Technology Co Ltd
Priority to CN201710347313.8A priority Critical patent/CN107081002A/en
Publication of CN107081002A publication Critical patent/CN107081002A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G31/00Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
    • C10G31/09Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by filtration
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/24Preventing accumulation of dirt or other matter in the pipes, e.g. by traps, by strainers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Pipeline Systems (AREA)

Abstract

Filter is replaced the invention discloses a kind of petroleum transportation pipeline certainly, including petroleum transportation pipeline, the petroleum transportation pipeline includes conveyance conduit one and conveyance conduit two, the conveyance conduit one is provided with replacement pipeline between the two ends adjacent with conveyance conduit two, the replacement pipeline includes replacing pipeline one and replaces pipeline two, the side wall of wherein described the side wall for replacing pipeline one and replacement pipeline two is fixedly connected with drive mechanism, the petroleum transportation pipeline replaces filter certainly, by way of two groups of replacement pipelines are added between conveyance conduit, two groups of replacement pipelines are driven to carry out rotation replacement by motor, effectively reduce the artificial duration for replacing pipeline, effectively improve operating efficiency, when the replacement pipeline for being filled with impurity, after replacement is gone out, it can be driven by motor and replace pipeline steering, impurity is carried out to be automatically drained out, it is convenient for people to use.

Description

A kind of petroleum transportation pipeline replaces filter certainly
Technical field
The present invention relates to technical field of petroleum machinery, specially a kind of petroleum transportation pipeline replaces filter certainly.
Background technology
Crude oil is oil, also referred to as " black gold ", and traditionally directly unprocessed oil mined from oil well is called Crude oil, it is a kind of dark brown being made up of various hydro carbons or the combustible of dirty-green viscous liquid state or semisolid.On the earth's crust There is petroleum storage in layer segment area.It is made up of different hydrocarbon mixing, and its main constituents is alkane, in addition stone The elements such as sulfur-bearing, oxygen, nitrogen, phosphorus, vanadium are gone back in oil.A variety of organic solvents are dissolved in, it is water insoluble, but can be with water formation emulsion. It is divided into light crude oil, middle matter crude oil and heavy crude by density range.But the petroleum components and appearance in different oil fields can have Very big difference.At present, the composition and appearance of the oil in different oil fields can distinguish very big.Oil is mainly used as fuel oil and vapour Oil, fuel oil and gasoline constitute one of most important secondary energy sources in the world.Oil be also many chemical industries such as solvent, The raw material of chemical fertilizer, insecticide and plastics etc..In fact, oil is a kind of non-renewable raw material.And oil is entered by crude oil Row, which is refined, to be produced, but carries the silt of larger particles in crude oil secretly, the impurity such as microlith, to effectively protecting pump regular event to play Highly important effect.Common crude oil pipeline is impurity screening, but because crude oil flow velocity is slow, causes crude oil filter In substantial amounts of contamination precipitation, had a strong impact on principle filtering efficiency, accordingly, it would be desirable to change conveyance conduit in time.Oil exploitation During, carried of crude oil is the indispensable step during oil exploitation, but contains a large amount of impurity in crude oil, therefore, , it is necessary to be filtered to crude oil in course of conveying, and the impurity after filtering, still suffer from among pipeline, therefore in Shen before A kind of piping foundation fixture please be proposed in numbers 201420510804.1 file, workload is big when simply mentioning piping foundation, no Easily the problem of manually realize, but the problem of fundamentally can not solve to change pipeline, but also impurity can not be solved block up Pipeline is filled in, and this method operation is excessively cumbersome, it has not been convenient to and people are used, and the operating efficiency of raising is also very limited.
The content of the invention
It is an object of the invention to provide a kind of petroleum transportation pipeline from filter is replaced, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the present invention provides following technical scheme:A kind of petroleum transportation pipeline replaces filter certainly, Including petroleum transportation pipeline, the petroleum transportation pipeline includes conveyance conduit one and conveyance conduit two, the He of conveyance conduit one Replacement pipeline is provided between the adjacent two ends of conveyance conduit two, the replacement pipeline includes replacing pipeline one and replaces pipeline Two, wherein the side wall of the side wall for replacing pipeline one and replacement pipeline two is fixedly connected with drive mechanism.
It is preferred that, the conveyance conduit one is installed with magnetic valve close to the inner chamber for replacing the one end of pipeline one, described defeated Pipeline one is sent to be installed with limit card block one close to the lateral wall for replacing the one end of pipeline one, the limit card block one is managed with replacing The junction in road one offers convex chute one, and the internal slide of the convex chute one is provided with the one end for replacing pipeline one, The bottom of the convex chute one is provided with seal washer one with replacing the junction of pipeline one.
It is preferred that, the conveyance conduit two is installed with limit card block close to the lateral wall for replacing the other end of pipeline one Two, the limit card block two offers convex chute two with replacing the junction of pipeline one, and the inside of the convex chute two is slided Dynamic to be provided with the other end for replacing pipeline one, the bottom of the convex chute two is provided with sealing with replacing the junction of pipeline one Packing ring two.
It is preferred that, the inner chamber for replacing pipeline one is installed with filter screen one close to one end of conveyance conduit two, described The same side for replacing pipeline two is provided with filter screen two.
It is preferred that, the drive mechanism includes motor mounting platform, and the motor mounting platform is fixedly mounted In the outer surface of conveyance conduit two, the opposite side of the motor mounting platform is installed with motor, the driving The rotating shaft end of motor is installed with T-shaped drive link, and the upper two ends of the T-shaped drive link are symmetrically installed with motor, described in two The rotating shaft end of motor is installed with installed part one and installed part two respectively, the opposite side of the installed part one and installed part two Opposite side is fixedly connected with the lateral wall for replacing pipeline one and the lateral wall for replacing pipeline two respectively.
It is preferred that, position corresponding with convex chute one and convex chute two-phase is divided respectively at the two ends for replacing pipeline one Fixture block one and fixture block two are not installed with.
It is preferred that, the limit card block one, limit card block two, convex chute one, convex chute two, fixture block one and fixture block two It is one-to-one corresponding structure, and is circular arc cube.
It is preferred that, the one end of the drive link away from motor rotating shaft is through replacement pipeline one and replacement pipeline two Gap reach the outside of conveyance conduit one, the wherein junction of drive link and motor rotating shaft and positioned at conveyance conduit one Outer fix, which is slided, is connected with stay hook, and the stay hook is J-type cube block, longer one end of two stay hooks point Side wall not with conveyance conduit one and conveyance conduit two is fixedly connected, wherein the kink positioned at stay hook offers mounting groove, The mounting groove is concave character type cube, and inner surface is opening, and the bottom surface both sides of the mounting groove are symmetrically installed with Slide bar, the slide outside of the slide bar is provided with fixture block, and the fixture block is tabular cuboid, and corresponding both sides are offered Deep-slotted chip breaker, the internal slide of two of which deep-slotted chip breaker, which is connected with the outside of drive link, the two ends of two fixture blocks, to be symmetrically installed There are multiple limit springs, the quantity of wherein limit spring is at least four, and wherein limit spring is close to the one end for installing trench bottom It is fixedly connected with the bottom surface side wall of mounting groove, and limit spring is close to one end of the side wall of the mounting groove and the side wall of mounting groove It is fixedly connected.
Compared with prior art, the beneficial effects of the invention are as follows:The petroleum transportation pipeline from replacing filter, by The mode of two groups of replacement pipelines is added between conveyance conduit, drives two groups of replacement pipelines to carry out rotation replacement by motor, effectively The artificial duration for replacing pipeline is reduced, operating efficiency is effectively improved, the replacement pipeline of impurity ought be filled with, can after replacing away Driven by motor and replace pipeline steering, carried out impurity and be automatically drained out, be convenient for people to use, and by adding multigroup stay hook The fixation of accessory drive bar is carried out, its structure is more consolidated, and by adding limit spring and the fixed side of fixture block activity Formula so that the installation of rotating bar is more convenient, is convenient for people to use.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is limit card block top schematic diagram of the present invention;
Fig. 3 is the structural representation of stay hook of the present invention.
In figure:1 petroleum transportation pipeline, 11 conveyance conduits one, 111 magnetic valves, 111 limit card blocks one, 113 convex chutes First, 114 seal washers one, 12 conveyance conduits two, 121 limit card blocks two, 122 convex chutes two, the filter of 123 seal washers two, 124 Net one, 2 replaces pipeline, 21 replacement pipelines one, 211 fixture blocks one, 212 fixture blocks two, 22 and replaces pipeline two, the driving of 221 filter screens two, 3 Mechanism, 31 motor mounting platforms, 32 motors, 33 drive links, 34 motors, 35 installed parts one, 36 installed parts two, 4 Stay hook, 41 mounting grooves, 42 slide bars, 43 fixture blocks, 44 deep-slotted chip breakers, 45 limit springs.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme:A kind of petroleum transportation pipeline is wrapped from filter is replaced Petroleum transportation pipeline 1 is included, the petroleum transportation pipeline 1 includes conveyance conduit 1 and conveyance conduit 2 12, the conveyance conduit Replacement pipeline 2 is provided between one 11 two ends adjacent with conveyance conduit 2 12, the replacement pipeline 2 includes replacing pipeline 1 With replace pipeline 2 22, wherein it is described replace pipeline 1 side wall and replacement pipeline 2 22 side wall fixed with drive mechanism 3 Connection.
The conveyance conduit 1 is installed with magnetic valve 111 close to the inner chamber for replacing the one end of pipeline 1, described defeated Pipeline 1 is sent to be installed with limit card block 1, the limit card block one close to the lateral wall for replacing the one end of pipeline 1 112 offer convex chute 1 with replacing the junction of pipeline 1, and the internal slide of the convex chute 1 is installed There is the one end for replacing pipeline 1, the bottom of the convex chute 1 is provided with sealing with replacing the junction of pipeline 1 Packing ring 1.
The conveyance conduit 2 12 is installed with limit card block two close to the lateral wall for replacing the other end of pipeline 1 121, the limit card block 2 121 offers convex chute 2 122, the convex chute two with replacing the junction of pipeline 1 122 internal slide is provided with the other end for replacing pipeline 1, and the bottom of the convex chute 2 122 is with replacing pipeline 1 Junction be provided with seal washer 2 123.
The inner chamber for replacing pipeline 1 is installed with filter screen 1 close to one end of conveyance conduit 2 12, described The same side for replacing pipeline 2 22 is provided with filter screen 2 221.
The drive mechanism 3 includes motor mounting platform 31, and the motor mounting platform 31 is fixedly mounted on The outer surface of conveyance conduit 2 12, the opposite side of the motor mounting platform 31 is installed with motor 32, described The rotating shaft end of motor 32 is installed with T-shaped drive link 33, and the upper two ends of the T-shaped drive link 33 are symmetrically installed with motor 34, the rotating shaft end of two motors 34 is installed with installed part 1 and installed part 2 36, the installed part 1 respectively Opposite side and installed part 2 36 opposite side respectively with replace pipeline 1 lateral wall and replacement pipeline 2 22 lateral wall It is fixedly connected.
The two ends for replacing pipeline 1 position corresponding with convex chute 1 and convex chute 2 122 respectively Fixture block 1 and fixture block 2 212 are installed with respectively.
The limit card block 1, limit card block 2 121, convex chute 1, convex chute 2 122, fixture block 1 It is one-to-one corresponding structure with fixture block 2 212, and is circular arc cube.
The one end of the drive link 33 away from the rotating shaft of motor 32 through replace pipeline 1 and replace pipeline 2 22 it Between gap reach the outside of conveyance conduit 1, the wherein junction of drive link 33 and the rotating shaft of motor 32 and positioned at conveying The outer fix of pipeline 1, which is slided, is connected with stay hook 4, and the stay hook 4 is J-type cube block, two stay hooks Side wall of the 4 longer one end respectively with conveyance conduit 1 and conveyance conduit 2 12 is fixedly connected, wherein positioned at the curved of stay hook 4 Folding part offers mounting groove 41, and the mounting groove 41 is concave character type cube, and inner surface is opening, the mounting groove 41 Bottom surface both sides be symmetrically installed with slide bar 42, the slide outside of the slide bar 42 is provided with fixture block 43, and the fixture block 43 is plate Shape cuboid, and corresponding both sides offer deep-slotted chip breaker 44, the internal slide of two of which deep-slotted chip breaker 44 is connected with transmission Multiple limit springs 45, the wherein quantity of limit spring 45 are symmetrically installed with the outside of bar 33, the two ends of two fixture blocks 43 At least four, wherein limit spring 45 is fixedly connected close to one end of the bottom of mounting groove 41 with the bottom surface side wall of mounting groove 41, And limit spring 45 is fixedly connected close to one end of the side wall of the mounting groove 41 with the side wall of mounting groove 41.
Operation principle:As people using the petroleum transportation pipeline from filter is replaced, oil passes through conveyance conduit 1 Circulated to conveyance conduit 2 12, pipeline 1 replaced by being added between conveyance conduit 1 and conveyance conduit 2 12, And magnetic valve 111 is added in the inner chamber of conveyance conduit 1, during transfer oil, magnetic valve 111 is opened, when replacement pipeline 1 When interior impurity is filled with, magnetic valve 11 is closed, while controlling motor 32 to start working, is driven by drive link 33 and is replaced pipe Road 1 and replacement pipeline 2 22 carry out position conversion, and when carrying out position conversion, magnetic valve 111 is closed, whole defeated Pipeline 1 is sent to be in closed state, it is to avoid the circulation of crude oil, after position is converted, magnetic valve 111 is opened, and is carried out again Crude Oil Transportation is filtered, and is rotated while being driven by motor 34 and replacing pipeline 1, carries out impurity by replacing pipeline one Toppled at opening, impurity is discharged to pipeline external, wait is replaced next time, after the replacement impurity of pipeline 2 22 is filled with, Repeat the above steps, and the mode of clamping drive link 33 is slided by using stay hook 4, pass through limit spring 45 and card Block 43 carries out spacing, to be convenient for people to installation to drive link 33.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of petroleum transportation pipeline replaces filter, including petroleum transportation pipeline (1) certainly, it is characterised in that:The oil Conveyance conduit (1) includes conveyance conduit one (11) and conveyance conduit two (12), the conveyance conduit one (11) and conveyance conduit two (12) replacement pipeline (2) is provided between adjacent two ends, the replacement pipeline (2) includes replacing pipeline one (21) and replaces pipe Road two (22), wherein the side wall of the side wall for replacing pipeline one (21) and replacement pipeline two (22) and drive mechanism (3) are fixed Connection.
2. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:The delivery pipe Road one (11) is installed with magnetic valve (111), the conveyance conduit one (11) close to the inner chamber for replacing pipeline one (21) one end Be installed with limit card block one (112) close to the lateral wall for replacing pipeline one (21) one end, the limit card block one (112) with The junction for replacing pipeline one (21) offers convex chute one (113), and the internal slide of the convex chute one (113) is installed There is the one end for replacing pipeline one (21), the bottom of the convex chute one (113) is set with replacing the junction of pipeline one (21) There is seal washer one (114).
3. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:The delivery pipe Road two (12) is installed with limit card block two (121), the limiting card close to the lateral wall for replacing pipeline one (21) other end Block two (121) offers convex chute two (122) with replacing the junction of pipeline one (21), the convex chute two (122) Internal slide is provided with the other end for replacing pipeline one (21), and the bottom of the convex chute two (122) is with replacing pipeline one (21) junction is provided with seal washer two (123).
4. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:It is described to replace pipe The inner chamber in road one (21) is installed with filter screen one (124), the replacement pipeline two close to one end of conveyance conduit two (12) (22) the same side is provided with filter screen two (221).
5. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:The driving machine Structure (3) includes motor mounting platform (31), and the motor mounting platform (31) is fixedly mounted on conveyance conduit two (12) outer surface, the opposite side of the motor mounting platform (31) is installed with motor (32), the driving The rotating shaft end of motor (32) is installed with drive link (33), and the upper two ends of the drive link (33) are symmetrically installed with motor (34), the rotating shaft end of two motors (34) is installed with installed part one (35) and installed part two (36), the peace respectively The opposite side of piece installing one (35) and the opposite side of installed part two (36) are managed with replacing the lateral wall of pipeline one (21) and replacing respectively The lateral wall in road two (22) is fixedly connected.
6. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:It is described to replace pipe The position corresponding with convex chute one (213) and convex chute two (122) is fixedly mounted respectively respectively at the two ends in road one (21) There are fixture block one (211) and fixture block two (212).
7. a kind of petroleum transportation pipeline according to claim 1 replaces filter certainly, it is characterised in that:The limiting card Block one (112), limit card block two (121), convex chute one (113), convex chute two (122), fixture block one (211) and fixture block two (212) it is one-to-one corresponding structure, and is circular arc cube.
8. a kind of petroleum transportation pipeline according to claim 5 replaces filter certainly, it is characterised in that:The drive link (33) one end away from motor (32) rotating shaft is arrived through the gap replaced pipeline one (21) and replacement pipeline two (22) Up to the outside of conveyance conduit one (11), wherein drive link (33) is with the junction of motor (32) rotating shaft and positioned at conveyance conduit The outer fix of one (11), which is slided, is connected with stay hook (4), and the stay hook (4) is J-type cube block, two supports Side wall of the longer one end of hook (4) respectively with conveyance conduit one (11) and conveyance conduit two (12) is fixedly connected, wherein positioned at branch The kink of stay hook (4) offers mounting groove (41), and the mounting groove (41) is concave character type cube, and inner surface is spacious Mouthful, the bottom surface both sides of the mounting groove (41) are symmetrically installed with slide bar (42), and the slide outside of the slide bar (42) is provided with Fixture block (43), the fixture block (43) is tabular cuboid, and corresponding both sides offer deep-slotted chip breaker (44), two of which arc The internal slide of shape groove (44) is connected with drive link (33), is symmetrically installed with the outside of the two ends of two fixture blocks (43) multiple Limit spring (45), the quantity of wherein limit spring (45) is at least four, and wherein limit spring (45) is close to mounting groove (41) One end of bottom is fixedly connected with the bottom surface side wall of mounting groove (41), and limit spring (45) is close to the side of the mounting groove (41) One end of wall is fixedly connected with the side wall of mounting groove (41).
CN201710347313.8A 2017-05-17 2017-05-17 A kind of petroleum transportation pipeline replaces filter certainly Withdrawn CN107081002A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710347313.8A CN107081002A (en) 2017-05-17 2017-05-17 A kind of petroleum transportation pipeline replaces filter certainly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710347313.8A CN107081002A (en) 2017-05-17 2017-05-17 A kind of petroleum transportation pipeline replaces filter certainly

Publications (1)

Publication Number Publication Date
CN107081002A true CN107081002A (en) 2017-08-22

Family

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CN201710347313.8A Withdrawn CN107081002A (en) 2017-05-17 2017-05-17 A kind of petroleum transportation pipeline replaces filter certainly

Country Status (1)

Country Link
CN (1) CN107081002A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109293150A (en) * 2018-10-29 2019-02-01 重庆市沃利克环保设备有限公司 Integrated sewage treating apparatus based on MBR film
CN110975399A (en) * 2019-12-20 2020-04-10 陕西博睿信息科技有限公司 Primary petroleum treatment device for petroleum pipeline
CN115518443A (en) * 2022-10-29 2022-12-27 由敏 Water purifier convenient to change filter screen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109293150A (en) * 2018-10-29 2019-02-01 重庆市沃利克环保设备有限公司 Integrated sewage treating apparatus based on MBR film
CN109293150B (en) * 2018-10-29 2021-08-06 重庆市沃利克环保设备有限公司 Integration sewage treatment device based on MBR membrane
CN110975399A (en) * 2019-12-20 2020-04-10 陕西博睿信息科技有限公司 Primary petroleum treatment device for petroleum pipeline
CN115518443A (en) * 2022-10-29 2022-12-27 由敏 Water purifier convenient to change filter screen

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Application publication date: 20170822