CN107497203B - A kind of Petroleum refining filter device - Google Patents

A kind of Petroleum refining filter device Download PDF

Info

Publication number
CN107497203B
CN107497203B CN201710910045.6A CN201710910045A CN107497203B CN 107497203 B CN107497203 B CN 107497203B CN 201710910045 A CN201710910045 A CN 201710910045A CN 107497203 B CN107497203 B CN 107497203B
Authority
CN
China
Prior art keywords
plate
tank
mounting rack
exhaust apparatus
rack
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.)
Active
Application number
CN201710910045.6A
Other languages
Chinese (zh)
Other versions
CN107497203A (en
Inventor
连雪琼
李斯斯
景甜甜
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.)
Nan Tech Taixing Intelligent Manufacturing Research Institute Co., Ltd.
Original Assignee
Nan Tech Taixing Intelligent Manufacturing Research Institute 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 Nan Tech Taixing Intelligent Manufacturing Research Institute Co Ltd filed Critical Nan Tech Taixing Intelligent Manufacturing Research Institute Co Ltd
Priority to CN201710910045.6A priority Critical patent/CN107497203B/en
Publication of CN107497203A publication Critical patent/CN107497203A/en
Application granted granted Critical
Publication of CN107497203B publication Critical patent/CN107497203B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/88Replacing filter elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses a kind of Petroleum refining filter device, structure includes stepped plate, ladder keel, mounting rack, welded plate, return tank, charge pipe, exhaust apparatus, lifting groove, service ports, refines tank, support column, brace, discharge port, fixed bottom plate, rain cover, canopy bracket, screen pipe, assembly cutting ferrule, filter plate, fixed screw, adjusting nut.Beneficial effects of the present invention: the exhaust apparatus being equipped with adjusts the spacing between self-filtering plate by lifting groove, to control the thickness of filtering according to refinement degree, after plate adjustment to be filtered finishes position, the adjusting nut being equipped with can lock filter plate with fixed screw, entirety uses quickly, it is convenient, it does not need to re-replace exhaust apparatus, effectively improves filter quality.

Description

A kind of Petroleum refining filter device
Technical field
The present invention is a kind of Petroleum refining filter device, belongs to Petroleum refining filter device field.
Background technique
The refinement of petroleum refers to that the petroleum after exploitation is processed in oil plant, refined.Specifically petroleum is passed through Distillating method separation production meets fuel oil, byproduct oil gas and the residual oil such as kerosene, gasoline, the fuel oil that internal combustion engine uses;Than The component of fuel oil weight is converted into fuel oil further through process chemistries such as ardentization, catalytic cracking, and what these fuel oil had will adopt With adding the techniques such as hydrogen to be refined.The a large amount of exhaust gas that petroleum can generate during refining contains a large amount of in exhaust gas Grain position and pernicious gas, will lead to serious environmental pollution, thus the exhaust gas generated in petroleum refining process cannot be direct Discharge, needs to first pass through filtration treatment, will could discharge after waste gas purification.
Existing technology can not carry out classified filtering to the exhaust gas that petroleum refining process generates, it has not been convenient to adjust filtering Level and filter thickness, affect filter quality.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of Petroleum refining filter device, it is existing to solve Some technologies can not carry out classified filtering to the exhaust gas that petroleum refining process generates, it has not been convenient to adjust the level and mistake of filtering The problem of filtering thickness, affecting filter quality.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of Petroleum refining filtering dress It sets, structure includes stepped plate, ladder keel, mounting rack, welded plate, return tank, charge pipe, exhaust apparatus, lifting groove, maintenance Mouth refines tank, support column, brace, discharge port, fixed bottom plate, and the fixation bottom plate is rectangular configuration and passes through welding side Formula be set to support column bottom, the support column set there are four and top be uniformly distributed in mounting rack lower end quadrangle, described is oblique Pull rod is equipped with more than two and both ends and is connected respectively with support column, mounting rack by welding manner, and the refinement tank is cone Type structure and the conical surface are installed in the middle part of mounting rack by manner, are set in the middle part of the return tank by two or more welded plates In mounting rack right side front, the ladder keel set there are two and pass through welding manner bearing diagonal on the right side of mounting rack, described Ladder keel set there are two and intermediate parallel be equidistantly equipped with more than two stepped plates, the charging bottom of the tube passes through welding side Formula is set to reflux upper end, and the discharge port is circular configuration and is installed on refinement pot bottom by manner, described Exhaust apparatus bottom, which is set to, refines upper end and is an integral molding structure, and the service ports are circular configuration and are set to refinement tank On the right side of upper end, the lifting groove is set to exhaust apparatus surface middle part and is an integral molding structure, and the exhaust apparatus includes Rain cover, canopy bracket, screen pipe, assembly cutting ferrule, filter plate, fixed screw, adjusting nut, the canopy branch are provided with two A above and bottom is set at the top of screen pipe by embedded mode, and the rain cover is circular configuration and is set by welding manner In canopy cantilever tip, the filtering bottom of the tube is equipped with assembly cutting ferrule and is an integral molding structure, and the filter plate is set altogether There are three and be uniformly distributed in inside screen pipe, the filtering board ends are screwed on screen pipe two by fixed screw Side, the adjusting nut are set to outside fixed screw and are an integral molding structure.
Further, the screen pipe is installed on refinement tank top by assembling cutting ferrule, forms more firm shape State.
Further, the flank, fixed briquetting, active carbon filter screen, rack.
Further, the rack is circular configuration and is internally threaded face and is an integral molding structure, described Fixed briquetting is circular configuration and is threadedly connected to inside rack by flank.
Further, the active carbon filter screen is set to rack interior lower end and is fixed by fixed briquetting.
Beneficial effect
A kind of Petroleum refining filter device of the present invention, the invention has the benefit that as shown in figs. 1-7, what is be equipped with is multiple Stepped plate two are fixed by two ladder keel, are formed ladder, are facilitated staff to log on mounting rack, the mounting rack being equipped with Bottom four corners are supported by support column, and refinement tank is equipped in the middle part of mounting rack, are used for Petroleum refining, and the return tank being equipped with passes through weldering Fishplate bar is fixed on the right side of mounting rack, and is connected with tank is refined, it can be ensured that the uniformity for refining the supply of tank petroleum, avoids original Material is superfluous, and the exhaust apparatus being equipped with refines tank top by the way that assembly cutting ferrule is fixed, is exhausted by screen pipe, the filtering being equipped with Filter plate there are three being set inside tank, and fixed by adjusting nut and fixed screw, in order to according to different refinement degree Capacity is filtered thickness adjustment, and user can then adjust adjusting nut and fixed screw tune pine by lifting groove Spacing between three filter plates does not need to re-replace exhaust apparatus, saves labour to control the thickness of filtering Degree, reduces filtering cost, and active carbon filter screen is equipped with inside the filter plate being equipped with, which passes through fixed briquetting and net Flank inside frame cooperates, to be locked, in cleaning active charcoal strainer, it is only necessary to by fixed briquetting and screw thread Face is unclamped, that is, be can be taken off active carbon filter screen and cleaned, improve the convenience used.
The exhaust apparatus being equipped with adjusts the spacing between self-filtering plate by lifting groove, to be controlled according to refinement degree The thickness of filtering is made, after plate adjustment to be filtered finishes position, adjusting nut and the fixed screw being equipped with can lock filter plate Tightly, it integrally uses quickly, it is convenient, it does not need to re-replace exhaust apparatus, effectively improves filter quality.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of Petroleum refining filter device of the present invention.
Fig. 2 is the enlarged diagram of A in Fig. 1.
Fig. 3 is the structural schematic diagram of exhaust apparatus of the invention.
Fig. 4 is the enlarged diagram of B in Fig. 3.
Fig. 5 is the overlooking structure diagram of screen pipe of the invention.
Fig. 6 is the schematic diagram of internal structure of filter plate of the invention.
Fig. 7 is the enlarged diagram of C in Fig. 6.
In figure: stepped plate -1, ladder keel -2, mounting rack -3, welded plate -4, return tank -5, charge pipe -6, exhaust dress It sets -7, lifting groove -8, service ports -9, refine tank -10, support column -11, brace -12, discharge port -13, fixed bottom plate -14, gear Canopy -701, screen pipe -703, assembly cutting ferrule -704, filter plate -705, fixed screw -706, adjusts spiral shell at canopy bracket -702 Mother -707, flank -7051, fixed briquetting -7052, active carbon filter screen -7053, rack -7054.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 7 is please referred to, the present invention provides a kind of Petroleum refining filter device: its structure includes stepped plate 1, ladder dragon Bone 2, welded plate 4, return tank 5, charge pipe 6, exhaust apparatus 7, lifting groove 8, service ports 9, refines tank 10, support column at mounting rack 3 11, brace 12, discharge port 13, fixed bottom plate 14, the fixation bottom plate 14 are rectangular configuration and are set to by welding manner 11 bottom of support column, the support column 11 set there are four and top be uniformly distributed in 3 lower end quadrangle of mounting rack, the oblique pull Bar 12 is equipped with more than two and both ends and is connected respectively with support column 11, mounting rack 3 by welding manner, the refinement tank 10 For tapered structure and the conical surface is installed on 3 middle part of mounting rack by manner, passes through more than two welderings in the middle part of the return tank 5 Fishplate bar 4 is set to 3 right side front of mounting rack, and the ladder keel 2 set there are two and pass through welding manner bearing diagonal in mounting rack 3 Right side, the ladder keel 2 set there are two and intermediate parallel be equidistantly equipped with more than two stepped plates 1,6 bottom of charge pipe Portion is set to 5 top of return tank by welding manner, and the discharge port 13 is that circular configuration and being installed on by manner mentions 10 bottom of tank is refined, 7 bottom of exhaust apparatus, which is set to, refines 10 top of tank and be an integral molding structure, the service ports 9 It for circular configuration and is set on the right side of refinement 10 upper end of tank, the lifting groove 8 is set to 7 surface middle part of exhaust apparatus and is integrated into Type structure, the exhaust apparatus 7 include rain cover 701, canopy bracket 702, screen pipe 703, assembly cutting ferrule 704, filter plate 705, fixed screw 706, adjusting nut 707, the canopy bracket 702 are equipped with more than two and bottom and are set by embedded mode In 703 top of screen pipe, the rain cover 701 is circular configuration and is set to 702 top of canopy bracket, institute by welding manner 703 bottom of screen pipe stated is equipped with assembly and cutting ferrule 704 and is an integral molding structure, the filter plate 705 set altogether there are three and It is uniformly distributed in inside screen pipe 703,705 both ends of filter plate are screwed on screen pipe 703 by fixed screw 706 Two sides, the adjusting nut 707 are set to 706 outside of fixed screw and are an integral molding structure, and the screen pipe 703 passes through Assembly cutting ferrule 704, which is installed on, refines 10 top of tank, forms more firm state, the flank 7051, fixed briquetting 7052, active carbon filter screen 7053, rack 7054, the rack 7054 are circular configuration and are internally threaded face 7051 and are Integrated formed structure, the fixation briquetting 7052 are circular configuration and are threadedly connected in rack 7054 by flank 7051 Portion, the active carbon filter screen 7053 are set to 7054 interior lower end of rack and are fixed by fixed briquetting 7052.
The present invention provides a kind of Petroleum refining filter device, its working principle is that: as shown in figs. 1-7, the multiple ranks being equipped with Gangboard 1 two fixed by two ladder keel 2, forms ladder, facilitates staff to log on mounting rack 3, the installation being equipped with 3 bottom four corners of frame are supported by support column 11, and the middle part of mounting rack 3, which is equipped with, refines tank 10, are used for Petroleum refining, the reflux being equipped with Tank 5 is fixed on 3 right side of mounting rack by welded plate 4, and is connected with tank 10 is refined, it can be ensured that supplies to 10 petroleum of tank is refined Uniformity, avoid raw material superfluous, the exhaust apparatus 7 being equipped with refines 10 top of tank by the way that assembly cutting ferrule 704 is fixed, passes through filtering Pipe 703 is exhausted, and is set inside the filtering tank 703 being equipped with there are three filter plate 705, and by adjusting nut 707 and fixed spiral shell Silk 706 is fixed, and in order to be filtered thickness adjustment according to the capacity of different refinement degree, user can will adjust spiral shell Mother 707 adjusts pine with fixed screw 706, then the spacing between three filter plates 705 is adjusted by lifting groove 8, to control The thickness of filter does not need to re-replace exhaust apparatus 7, saves labor force, reduces filtering cost, the filter plate being equipped with 705 inside are equipped with active carbon filter screen 7053, which passes through fixed briquetting 7052 and the spiral shell inside rack 7054 Line face 7051 cooperates, to be locked, in cleaning active charcoal strainer 7051, it is only necessary to by fixed briquetting 7052 and spiral shell Line face 7051 is unclamped, that is, be can be taken off active carbon filter screen 7051 and cleaned, improve the convenience used.
Active carbon filter screen 7053 of the present invention uses the aluminum honeycomb of through-hole structure, plastic honeycomb, paper honeycomb for carrier. Compared with conventional carbon filter screen, there is more excellent aerodynamics performance, bulk density is small, large specific surface area, absorption High-efficient, air resistance coefficient is small.
Problems solved by the invention is that the exhaust gas that existing technology can not generate petroleum refining process be classified Filter, it has not been convenient to which the level and filter thickness for adjusting filtering affect filter quality, the present invention pass through above-mentioned component mutual group It closes, integrally uses quickly, it is convenient, it does not need to re-replace exhaust apparatus, effectively improves filter quality, institute specific as follows It states:
The canopy bracket 702 is equipped with more than two and bottom and is set to 703 top of screen pipe by embedded mode, described Rain cover 701 be circular configuration and by welding manner be set to 702 top of canopy bracket, 703 bottom of screen pipe is set There is assembly cutting ferrule 704 and be an integral molding structure, the filter plate 705 sets there are three altogether and is uniformly distributed in screen pipe 703 Inside, 705 both ends of filter plate are screwed on 703 two sides of screen pipe, the adjusting nut by fixed screw 706 707 are set to 706 outside of fixed screw and are an integral molding structure.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (1)

1. a kind of Petroleum refining filter device, structure includes stepped plate (1), ladder keel (2), mounting rack (3), welded plate (4), return tank (5), charge pipe (6), exhaust apparatus (7), lifting groove (8), service ports (9), refinement tank (10), support column (11), brace (12), discharge port (13), fixed bottom plate (14), it is characterised in that:
The fixation bottom plate (14) is rectangular configuration and is set to support column (11) bottom, the support column by welding manner (11) set there are four and top be uniformly distributed in mounting rack (3) lower end quadrangle, the brace (12) be equipped with it is more than two and Both ends are connected with support column (11), mounting rack (3) by welding manner respectively, the refinement tank (10) be tapered structure and The conical surface is installed in the middle part of mounting rack (3) by manner, passes through more than two welded plates (4) in the middle part of the return tank (5) Set on mounting rack (3) right side front, the ladder keel (2) set there are two and pass through welding manner bearing diagonal in mounting rack (3) right side, the ladder keel (2) set there are two and intermediate parallel be equidistantly equipped with more than two stepped plates (1), it is described plus Expects pipe (6) bottom is set to return tank (5) top by welding manner, and the discharge port (13) is circular configuration and passes through fastening Mode, which is installed on, refines tank (10) bottom, and the exhaust apparatus (7) bottom, which is set to, refines tank (10) top and be integrally formed Structure, the service ports (9) are circular configuration and are set on the right side of refinement tank (10) upper end that the lifting groove (8) is set to row It device of air (7) surface middle part and is an integral molding structure;
The exhaust apparatus (7) include rain cover (701), canopy bracket (702), screen pipe (703), assembly cutting ferrule (704), Filter plate (705), fixed screw (706), adjusting nut (707), the canopy bracket (702) are equipped with more than two and bottom It is set at the top of screen pipe (703) by embedded mode, the rain cover (701) is circular configuration and is set to by welding manner Canopy bracket (702) top, the screen pipe (703) bottom is equipped with assembly cutting ferrule (704) and is an integral molding structure, described Filter plate (705) set altogether there are three and be uniformly distributed in that screen pipe (703) is internal, and described filter plate (705) both ends pass through Fixed screw (706) is screwed on screen pipe (703) two sides, and the adjusting nut (707) is set to fixed screw (706) outside It portion and is an integral molding structure;
The screen pipe (703) is installed at the top of refinement tank (10) by assembling cutting ferrule (704);
The filter plate (705) is equipped with flank (7051), fixed briquetting (7052), active carbon filter screen (7053), rack (7054);
The rack (7054) is circular configuration and is internally threaded face (7051) and is an integral molding structure, and described consolidates Level pressure block (7052) is circular configuration and is threadedly connected to rack by flank (7051)
(7054) internal;
The active carbon filter screen (7053) is set to rack (7054) interior lower end and is fixed by fixed briquetting (7052).
CN201710910045.6A 2017-09-29 2017-09-29 A kind of Petroleum refining filter device Active CN107497203B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710910045.6A CN107497203B (en) 2017-09-29 2017-09-29 A kind of Petroleum refining filter device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710910045.6A CN107497203B (en) 2017-09-29 2017-09-29 A kind of Petroleum refining filter device

Publications (2)

Publication Number Publication Date
CN107497203A CN107497203A (en) 2017-12-22
CN107497203B true CN107497203B (en) 2019-10-08

Family

ID=60699188

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710910045.6A Active CN107497203B (en) 2017-09-29 2017-09-29 A kind of Petroleum refining filter device

Country Status (1)

Country Link
CN (1) CN107497203B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107469523A (en) * 2017-09-30 2017-12-15 周美凤 A kind of wet processors for Petroleum refining gas cleaning processing

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203881824U (en) * 2014-06-03 2014-10-15 国网山东省电力公司青岛供电公司 Comprehensive electric energy meter support
CN204150504U (en) * 2014-06-25 2015-02-11 佛山高富中石油燃料沥青有限责任公司 A kind of oil product storage tank freeing pipe
CN205627399U (en) * 2016-05-18 2016-10-12 浙江海洋大学 Be used for petroleum refining exhaust -gas treatment equipment for coker
CN205676355U (en) * 2016-06-03 2016-11-09 江西合力泰科技有限公司 Tempering frame for ito glass
CN107054917A (en) * 2017-04-20 2017-08-18 湖北盛通药业有限公司 The exhaust apparatus of material-compound tank

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203881824U (en) * 2014-06-03 2014-10-15 国网山东省电力公司青岛供电公司 Comprehensive electric energy meter support
CN204150504U (en) * 2014-06-25 2015-02-11 佛山高富中石油燃料沥青有限责任公司 A kind of oil product storage tank freeing pipe
CN205627399U (en) * 2016-05-18 2016-10-12 浙江海洋大学 Be used for petroleum refining exhaust -gas treatment equipment for coker
CN205676355U (en) * 2016-06-03 2016-11-09 江西合力泰科技有限公司 Tempering frame for ito glass
CN107054917A (en) * 2017-04-20 2017-08-18 湖北盛通药业有限公司 The exhaust apparatus of material-compound tank

Also Published As

Publication number Publication date
CN107497203A (en) 2017-12-22

Similar Documents

Publication Publication Date Title
CN107497203B (en) A kind of Petroleum refining filter device
CN209613404U (en) A kind of immersion system for graphite electrode production
CN203724872U (en) Multi-media raw water pre-filtration device
CN211712841U (en) Integrated sewage treatment device
CN201493021U (en) Filter absorber
CN201578928U (en) Water purifying treatment equipment with steady-flow slag-water inlet structure
CN209234571U (en) A kind of mist training planting tray
CN109395444B (en) Filter vat and assembly method thereof
CN207838550U (en) A kind of horizontal total air filter
CN205235523U (en) Liquid filters filter core strutting arrangement
CN110819446A (en) Sesame oil production and processing filtration system
CN211871603U (en) Rural water supply tower with purification performance
CN221062170U (en) Waste gas treatment device of clean room
CN201553715U (en) Coke filtering device
CN102031160A (en) Combined type tar purifier
CN219526430U (en) Novel sewage treatment device
CN207012640U (en) A kind of molten blown filter filter
CN207356906U (en) A kind of aluminium melting smoke-dust purifying device of gas producer
CN213643480U (en) Dedicated purifier of dust collecting equipment
CN211146441U (en) Deironing device and have its boiler
CN220779422U (en) Filtering mechanism
CN214004534U (en) Oil development purification device
CN221061915U (en) Pressure-resistant filtering vertical pipe
CN210278461U (en) Filter equipment is used in little algae processing
CN212569549U (en) Device for controlling water content at outlet of gas purifier

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20190909

Address after: 225400 talent science and Technology Plaza, Taixing hi tech Industrial Development Zone, Taizhou, Jiangsu

Applicant after: Nan Tech Taixing Intelligent Manufacturing Research Institute Co., Ltd.

Address before: No. 41 Hexi Road, Quangang District, Quanzhou City, Fujian Province

Applicant before: Lian Xue Qiong

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant