CN106378075B - A kind of reaction kettle of floating ball positioning de-bubble - Google Patents
A kind of reaction kettle of floating ball positioning de-bubble Download PDFInfo
- Publication number
- CN106378075B CN106378075B CN201611016949.6A CN201611016949A CN106378075B CN 106378075 B CN106378075 B CN 106378075B CN 201611016949 A CN201611016949 A CN 201611016949A CN 106378075 B CN106378075 B CN 106378075B
- Authority
- CN
- China
- Prior art keywords
- shell
- fixed
- defoaming
- defoaming net
- agitating shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/006—Baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
- B01J2219/00083—Coils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00765—Baffles attached to the reactor wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00779—Baffles attached to the stirring means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
Abstract
The invention discloses a kind of reaction kettles of floating ball positioning de-bubble, including pedestal, shell, motor and feed inlet;Paddle is fixed between two stirring cross bars;Heat exchange coil is fixedly installed in the shell;The inner sidewall of the shell is equipped with protrusion wave-shaped;The surface of stirring cross bar above is equipped with horizontal defoaming net, the lower section of defoaming net is provided with supporting and limiting device, supporting and limiting device is made of limited block, steel ball and rotation slot;The lower surface of the defoaming net is fixed with several floating balls;The upper surface of the defoaming net is fixed with vertical vertical bar, and graduation mark is decorated on vertical bar.The present invention is walked around dynamic by motor drive stirring, paddle stirs internal liquid, cooperate the wavy bulge on side wall of outer shell simultaneously, so that reaction solution generates sinuous flow, it is effectively increased reaction speed, floating ball positioning is crossed by defoaming Netcom, keeps defoaming net on the surface of liquid, bubble is removed, guarantees that defoaming is normally carried out.
Description
Technical field
The present invention relates to a kind of chemical industry equipment, the reaction kettle of specifically a kind of floating ball positioning de-bubble.
Background technique
Reaction kettle is the most commonly used reaction vessel of chemical field, and a large amount of material can react in reaction kettle, obtain
To corresponding chemical industry product.Material is in a kettle, it usually needs and stirring reacts sufficiently thorough purpose to reach, along with
The stirring of agitating device makes liquid surface easily form bubble, and aeration reaction is normally carried out, in the prior art, by
The fixed defoaming net on agitating shaft, makes defoaming net reduce foam and generates, but its position is fixed, and the liquid levels in reaction kettle are solid
It is fixed, so that the liquid volume of reaction is restricted, it when liquid is more, can not still realize defoaming function, be unfavorable for reacting
Kettle uses.
Summary of the invention
The purpose of the present invention is to provide a kind of reaction kettles of floating ball positioning de-bubble, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of reaction kettle of floating ball positioning de-bubble, including pedestal, shell, motor and feed inlet;The shell is fixed on bottom
On seat, motor is fixedly mounted on the top of shell, and the output shaft of motor is extend into shell straight down, in the output shaft of motor
Lower end is fixedly connected with vertical agitating shaft, and the lower end of agitating shaft is mounted on the bottom of shell by bearing, fixed on agitating shaft
There are two the stirring cross bar being parallel to each other, paddle is fixed between two stirring cross bars, paddle is plate structure;The shell
It is inside fixedly installed with heat exchange coil, heat exchange coil is located at the outside of paddle slewing area, and the lower end of heat exchange coil is connected to water inlet
Pipe, upper end are connected to outlet pipe;The inner sidewall of the shell is equipped with protrusion wave-shaped;Above stirring cross bar just on
Side is equipped with horizontal defoaming net, and agitating shaft passes through defoaming net, and the junction of agitating shaft and defoaming net is provided with sleeve, and sleeve is fixed
Online in defoaming, internal diameter is greater than agitating shaft, the lower section of defoaming net is provided with supporting and limiting device, supporting and limiting device is by limiting
Position block, steel ball and rotation slot are constituted, and limited block is fixed on agitating shaft, and is looped around the outside of agitating shaft, the upper table of limited block
Face offers the semi-circular recesses to lower recess, several steel balls are arranged in groove, and rotation slot is fixed on sleeve, and corresponding steel
Semi-circular recesses are also equipped on the position of pearl, rotation slot is buckled on limited block, is relatively rotated limited block and rotation slot, is offseted
It indulges in serfing the Net support, and keeps it from dynamic;The lower surface of the defoaming net is fixed with several floating balls;The upper surface of the defoaming net
It is fixed with vertical vertical bar, defoaming net is pierced by shell straight up, graduation mark is decorated on vertical bar, is fixed with handle on end
Hand;Feed inlet is opened up at the top of the shell, bottom is connected to discharge nozzle.
Further: the pedestal is damping base.
Further: for the paddle at least provided with four, the height of paddle is stir shaft length 1/3~1/2.
Further: the material of the vertical bar is plastics.
Compared with prior art, the beneficial effects of the present invention are: the present invention is driven by motor stirs dynamic, paddle of walking around
Internal liquid is stirred, while cooperating the wavy bulge on side wall of outer shell, so that reaction solution generates sinuous flow, is effectively increased anti-
Speed is answered, changes the temperature of reaction solution by heat exchange coil while reaction, makes its reaction condition in the temperature of adaptation, protect
Quick and high efficient reaction is demonstrate,proved to carry out;Floating ball positioning is crossed by defoaming Netcom, keeps defoaming net on the surface of liquid, removes to bubble, guarantees
Defoaming is normally carried out, and will not be increased by liquid and be influenced to defoam, defoaming net can also indicate the surplus of internal liquid, convenient for grasping
The amount of reactant produces convenient for enterprise, reduces energy waste.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for the reaction kettle that floating ball positions de-bubble.
In figure: 1- pedestal, 2- shell, 3- motor, 4- feed inlet, 5- agitating shaft, 6- stirring cross bar, 7- paddle, 8- are convex
It rises, 9- heat exchange coil, 10- water inlet pipe, 11- outlet pipe, 12- discharge nozzle, 13- defoams net, 14- floating ball, 15- limited block, 16- steel
Pearl, 17- rotation slot, 18- vertical bar, 19- graduation mark, 20- handle, 21- sleeve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to figure, in the embodiment of the present invention, a kind of reaction kettle of floating ball positioning de-bubble, including pedestal 1, shell 2, motor
3 and feed inlet 4;The shell 2 is fixed on pedestal 1, and pedestal 1 is damping base, weakens the vibration generated when reaction kettle operation,
Noise is reduced, equipment is protected, motor 3 is fixedly mounted on the top of shell 2, and the output shaft of motor 3 extend into shell 2 straight down
It is interior, vertical agitating shaft 5 is fixedly connected in the output shaft lower end of motor 3, the lower end of agitating shaft 5 is mounted on shell 2 by bearing
Bottom, it is fixed there are two the stirring cross bar 6 being parallel to each other on agitating shaft 5, fix paddle 7 between two stirring cross bars 6,
Paddle 7 is plate structure, and for paddle 7 at least provided with four, the height of paddle 7 is the 1/3~1/2 of 5 length of agitating shaft;
Heat exchange coil 9 is fixedly installed in the shell 2, heat exchange coil 9 is located at the outside of 7 slewing area of paddle, and heat exchange coil 9 will
The heat generated when reaction is taken away, or provides heat for reaction, adjusts reaction temperature, and the lower end of heat exchange coil 9 is connected to water inlet pipe
10, upper end is connected to outlet pipe 11, circulates the water in heat exchange coil 9, constantly adjusts internal temperature;The shell 2
Inner sidewall is equipped with protrusion 8 wave-shaped, and raised 8 pairs of reaction solutions have certain obstruction, so that reaction solution generates sinuous flow, effectively
Increase reaction speed;The surface of stirring cross bar 6 above is equipped with horizontal defoaming net 13, and agitating shaft 5 passes through defoaming
The junction of net 13, agitating shaft 5 and defoaming net 13 is provided with sleeve 21, and sleeve 21 is fixed on defoaming net 13, and internal diameter is greater than
Agitating shaft 5, defoaming net 13 will not follow rotation when rotating agitating shaft 5, and the lower section of defoaming net 13 is provided with support limit dress
It sets, supporting and limiting device is made of limited block 15, steel ball 16 and rotation slot 17, and limited block 15 is fixed on agitating shaft 5, and is surround
In the outside of agitating shaft 5, the upper surface of limited block 15 offers the semi-circular recesses to lower recess, several steel are arranged in groove
Pearl 16, rotation slot 17 are fixed on sleeve 21, and semi-circular recesses are also equipped on the position of corresponding steel ball 16, and rotation slot 17 is detained
On limited block 15, limited block 15 and rotation slot 17 are relatively rotated, offsets 13 supports of indulging in serfing the Net, and keep it from dynamic;It is described
The lower surface of defoaming net 13 is fixed with several floating balls 14, and floating ball 14 is contacted with the page, and defoaming net 13 is supported on liquid level;Institute
The upper surface for stating defoaming net 13 is fixed with vertical vertical bar 18, and the material of vertical bar 18 is plastics, and defoaming net 13 is pierced by straight up
Shell 2 is decorated with graduation mark 19 on vertical bar 18, handle 20 is fixed on end, can be indicated by defoaming floating for net 13
The height of liquid level, convenient for grasping internal liquid surplus;The top of the shell 2 opens up feed inlet 4, and bottom is connected to discharge nozzle 12.
Liquid reacts in reaction kettle, drives stirring to turn 5 rotations by motor 3, paddle 7 stirs internal liquid, simultaneously
Cooperate the wavy bulge 8 on 2 side wall of shell, so that reaction solution generates sinuous flow, reaction speed is effectively increased, in reaction
The temperature for changing reaction solution by heat exchange coil 9 simultaneously, makes its reaction condition in the temperature of adaptation, guarantees quick and high efficient reaction
It carries out;Defoaming net 13 is positioned by floating ball 14, is kept defoaming net 13 on the surface of liquid, is removed to bubble, guarantees that defoaming is normal
It carries out, will not be increased by liquid and influence to defoam, defoaming net 13 can also indicate the surplus of internal liquid, convenient for grasping reactant
Amount, convenient for enterprise produce, reduce energy waste.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.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 (3)
1. a kind of reaction kettle of floating ball positioning de-bubble, including pedestal (1), shell (2), motor (3) and feed inlet (4);Its feature
Be: the shell (2) is fixed on pedestal (1), and motor (3) is fixedly mounted on the top of shell (2), the output of motor (3)
Axis is extend into straight down in shell (2), is fixedly connected with vertical agitating shaft (5), agitating shaft in the output shaft lower end of motor (3)
(5) lower end is mounted on the bottom of shell (2) by bearing, and fixed on agitating shaft (5) there are two the stirring being parallel to each other cross
Bar (6) is fixed paddle (7) between two stirring cross bars (6), and paddle (7) is plate structure;It is fixed in the shell (2)
It is equipped with heat exchange coil (9), heat exchange coil (9) is located at the outside of paddle (7) slewing area, and the lower end of heat exchange coil (9) connects
Logical water inlet pipe (10), upper end are connected to outlet pipe (11);The inner sidewall of the shell (2) is equipped with protrusion (8) wave-shaped;?
The surface of the stirring cross bar (6) of top is equipped with horizontal defoaming net (13), and agitating shaft (5) passes through defoaming net (13), agitating shaft
(5) junction with defoaming net (13) is provided with sleeve (21), and sleeve (21) is fixed in defoaming net (13), and internal diameter, which is greater than, to be stirred
Axis (5) are mixed, are provided with supporting and limiting device below defoaming net (13), supporting and limiting device is by limited block (15), steel ball
(16) it is constituted with rotation slot (17), limited block (15) is fixed on agitating shaft (5), and is looped around the outside of agitating shaft (5), limit
The upper surface of block (15) offers the semi-circular recesses to lower recess, several steel balls (16), rotation slot (17) is arranged in groove
It is fixed on sleeve (21), and is also equipped with semi-circular recesses on the position of corresponding steel ball (16), rotation slot (17) is buckled in limit
On block (15), limited block (15) and rotation slot (17) are relatively rotated, offsets (13) support of indulging in serfing the Net, and keep it from dynamic;Institute
The lower surface for stating defoaming net (13) is fixed with several floating balls (14);The upper surface of defoaming net (13) is fixed with vertical erect
Bar (18), defoaming net (13) are pierced by shell (2) straight up, are decorated on vertical bar (18) graduation mark (19), fixed on end
There are handle (20);It is opened up feed inlet (4) at the top of the shell (2), bottom is connected to discharge nozzle (12);The pedestal (1) is to subtract
Shake pedestal.
2. a kind of reaction kettle of floating ball positioning de-bubble according to claim 1, it is characterised in that: the paddle (7) is extremely
There are four few settings, and the height of paddle (7) is the 1/3~1/2 of agitating shaft (5) length.
3. a kind of reaction kettle of floating ball positioning de-bubble according to claim 1, it is characterised in that: the material of the vertical bar (18)
Matter is plastics.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611016949.6A CN106378075B (en) | 2016-11-18 | 2016-11-18 | A kind of reaction kettle of floating ball positioning de-bubble |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611016949.6A CN106378075B (en) | 2016-11-18 | 2016-11-18 | A kind of reaction kettle of floating ball positioning de-bubble |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106378075A CN106378075A (en) | 2017-02-08 |
CN106378075B true CN106378075B (en) | 2019-04-05 |
Family
ID=57959306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611016949.6A Active CN106378075B (en) | 2016-11-18 | 2016-11-18 | A kind of reaction kettle of floating ball positioning de-bubble |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106378075B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108261998A (en) * | 2018-04-10 | 2018-07-10 | 湖南铭煌科技发展有限公司 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
CN108542262A (en) * | 2018-05-11 | 2018-09-18 | 朱柏艳 | One kind is convenient for milk-powder brewing uniformly and the good cup of cooling |
CN112140694B (en) * | 2020-09-11 | 2022-06-03 | 杭州伟成印刷有限公司 | Gravure ink tank device integrating safety, environmental protection and energy saving and control method thereof |
CN113856570B (en) * | 2021-09-30 | 2022-06-10 | 池州方达科技有限公司 | Reaction device for condensation of hydroxyethyl acrylate |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5823986A (en) * | 1995-02-08 | 1998-10-20 | Medtronic, Inc. | Perfusion system |
CN104549104A (en) * | 2014-12-29 | 2015-04-29 | 常州市龙道电子商务有限公司 | Reaction kettle provided with built-in defomaing device |
CN204768687U (en) * | 2015-06-24 | 2015-11-18 | 建德市聚合新材料有限公司 | Two heat transfer reation kettle |
CN205495586U (en) * | 2016-04-01 | 2016-08-24 | 西北民族大学 | Be provided with fire fighting equipment's reation kettle |
CN205586990U (en) * | 2016-05-04 | 2016-09-21 | 绍兴市宇洲化工有限公司 | Reaction kettle |
-
2016
- 2016-11-18 CN CN201611016949.6A patent/CN106378075B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106378075A (en) | 2017-02-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106378075B (en) | A kind of reaction kettle of floating ball positioning de-bubble | |
CN204313612U (en) | A kind of drying device for industrial chemicals and medicine | |
CN108970563A (en) | A kind of reaction kettle of floating ball positioning de-bubble | |
CN206935355U (en) | A kind of industrial chemicals reactor | |
CA2506286A1 (en) | An agitator, a circulatory cleaning device attached to the agitator, and a circulatory line system comprising the circulatory cleaning device | |
CA2416461A1 (en) | Mixing apparatus and method for mixing gas in a closed reactor | |
CN111565854A (en) | Reactor for gas-liquid mass transfer | |
CN205386443U (en) | But reation kettle stirring rake of independent assortment | |
CN207042468U (en) | One kind can stir synthesis reaction vessel | |
CN106268580B (en) | Reaction kettle | |
CN206103751U (en) | Emulsion machine is with combination stirring rake | |
US4150900A (en) | Slurry mixer | |
CN102233245B (en) | Gas, solid and liquid stirring machine with high-efficiency flexible structure | |
CN104437311B (en) | A kind of reactor preventing wearing and tearing | |
CN207769616U (en) | A kind of agitating device for Agitation Tank | |
CN205550277U (en) | Reation kettle air feed stirring integrated device | |
CN205133481U (en) | Starch reaction tank | |
CN205517710U (en) | Reation kettle is used in production of water -soluble organosilicon modified acrylic resin | |
CN209362487U (en) | A kind of reaction kettle for beneficiation reagent production | |
CN207576212U (en) | A kind of good chemical industry agitator tank of mixing effect | |
CN202666855U (en) | Reaction kettle adopting propeller | |
CN205095699U (en) | Small -size agitator tank | |
CN105820948B (en) | A kind of swing platform for biological respinse bag | |
CN205235809U (en) | Stirring tank | |
CN204638114U (en) | A kind of stirring is equipped |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190307 Address after: 055650 North of Tangyang Road and East of Xin'an Street, Xinhe County, Xingtai City, Hebei Province Applicant after: XINGTAI MAOXIN CHEMICAL PRODUCT CO., LTD. Address before: 530005 No. 100 East University Road, Xixiangtang District, Nanning City, Guangxi Zhuang Autonomous Region Applicant before: Guangxi University |
|
GR01 | Patent grant | ||
GR01 | Patent grant |