CN108057408A - A kind of reaction kettle for producing vitamin E - Google Patents
A kind of reaction kettle for producing vitamin E Download PDFInfo
- Publication number
- CN108057408A CN108057408A CN201711395559.9A CN201711395559A CN108057408A CN 108057408 A CN108057408 A CN 108057408A CN 201711395559 A CN201711395559 A CN 201711395559A CN 108057408 A CN108057408 A CN 108057408A
- Authority
- CN
- China
- Prior art keywords
- rabbling mechanism
- reaction kettle
- driving
- stirring shaft
- central stirring
- 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.)
- Granted
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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
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/07—Stirrers characterised by their mounting on the shaft
- B01F27/074—Stirrers characterised by their mounting on the shaft having two or more mixing elements being concentrically mounted on the same shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/09—Stirrers characterised by the mounting of the stirrers with respect to the receptacle
- B01F27/092—Stirrers characterised by the mounting of the stirrers with respect to the receptacle occupying substantially the whole interior space of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
-
- 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
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00006—Large-scale industrial plants
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The present invention proposes a kind of reaction kettle for producing vitamin E,Including reaction kettle body,Driving motor,Drive cylinder,Central stirring shaft,Fixed rabbling mechanism and movable rabbling mechanism,The top of the reaction kettle body is equipped with installation head cover,The driving motor is fixed on installation head cover,The lower section of the installation head cover is equipped with turntable,The driving motor driving disc rotates,Driving cylinder is installed above the turntable,The lower section of the turntable is equipped with central stirring shaft,The telescopic rod of the driving cylinder is connected with central stirring shaft,The both sides of the central stirring shaft are arranged with fixed rabbling mechanism,Movable rabbling mechanism is hinged with below the fixed rabbling mechanism,The lower section of the central stirring shaft is equipped with bogie component,The bogie component is engaged with movable rabbling mechanism,Material is mixed by multiple rabbling mechanisms,Movable rabbling mechanism pushes the material for sinking to bottom upwards,Make to be sufficiently mixed between solvent,It can accelerate reaction rate.
Description
【Technical field】
The present invention relates to the technical fields of pharmaceutical manufacturing equipment, particularly a kind of reaction kettle for producing vitamin E.
【Background technology】
A variety of chemical changes of chemical enginnering process are premised on participating in being sufficiently mixed of medium of reaction, need to use
Stirring operation, could obtain better effect, and reaction kettle is a kind of mixing, reaction in production process etc.
In the pressure vessels for the chemical industry of one, it is widely used in the fields such as chemical industry, medicine, pesticide and fuel.When material hybrid reaction in kettle, by
While the density difference of material, reaction, the larger material of density can sink to bottom so that and reaction is not thorough, and causes to waste,
And the processing cycle of subsequent production is influenced, therefore proposes a kind of reaction kettle for producing vitamin E.
【The content of the invention】
The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of reaction kettle for producing vitamin E, passes through
Material is mixed in multiple rabbling mechanisms, and movable rabbling mechanism can push the material for sinking to bottom upwards, make molten
It is sufficiently mixed between agent, reaction rate can be accelerated.
To achieve the above object, the present invention proposes a kind of reaction kettle for producing vitamin E, including reaction kettle body, drives
Dynamic motor drives cylinder, central stirring shaft, fixed rabbling mechanism and movable rabbling mechanism, is set above the reaction kettle body
There is installation head cover, the driving motor is fixed on installation head cover, and the lower section of the installation head cover is equipped with turntable, the driving electricity
Machine driving disc rotates, and driving cylinder is equipped with above the turntable, the lower section of the turntable is equipped with central stirring shaft, described
The telescopic rod of driving cylinder is connected with central stirring shaft, and the both sides of the central stirring shaft are arranged with fixed rabbling mechanism, institute
It states and movable rabbling mechanism is hinged with below fixed rabbling mechanism, the lower section of the central stirring shaft is equipped with bogie component, institute
Bogie component is stated to be engaged with movable rabbling mechanism.
Preferably, the central stirring shaft further includes agitator arm and the auger wing, the central stirring shaft it is outer
It is equipped with the auger wing week, the bottom of the central stirring shaft is equipped with agitator arm, and the bogie component is equipped with installation set
And driving portion, the installation set are fixed in central stirring shaft, the both sides of the installation set are arranged with driving portion, the driving
The shape in portion is U-shaped, and the driving portion is engaged with movable rabbling mechanism.
Preferably, the fixed rabbling mechanism includes vertical supporting bar, horizontal puddler and stent, the fixed stirring
It is set in mechanism there are two vertical supporting bar, several horizontal puddlers is installed between the vertical supporting bar, the transverse direction is stirred
The angle for mixing bar and horizontal plane is 30 degree, and the stent is mounted on the bottom of vertical supporting bar, and the lower section of the stent is equipped with hinge
Joint chair, the activity rabbling mechanism are hinged on hinged seat.
Preferably, the activity rabbling mechanism includes shift plate, keeps off frame, scraper plate, driving frame and body cradle, in the shift plate
Several diversion trenches are offered, the cross sectional shape of the diversion trench is U-shaped, and the shift plate is equipped with the gear frame of U-shaped, described
The one end for keeping off frame is equipped with body cradle, and the other end of the gear frame is set there are two scraper plate, and the scraper plate is mounted on by telescope support
It keeps off on frame, the lower section of the shift plate is equipped with driving frame, offers sliding slot in the driving frame, the driving portion runs through sliding slot.
Preferably, the reaction kettle body further includes inner casing, bottom, heating layer, temperature sensing unit, feed inlet and goes out
Material mouth, the reaction kettle body is interior to be equipped with inner casing, and the lower section of the inner casing is equipped with bottom, and the inner wall of the bottom is spherical,
Heating layer is equipped between the reaction kettle body and inner casing, the heating layer passes through temperature controller phase with temperature sensing unit
Even, the side wall of the reaction kettle body is equipped with inlet port and outlet port.
Preferably, the driving motor further includes drive disk and drive link, the driving motor by drive shaft with
Drive disk is connected, and the drive disk is connected by several drive links with turntable.
Beneficial effects of the present invention：The present invention passes through reaction kettle body, driving motor, driving cylinder, central stirring shaft, solid
Determine the cooperation of rabbling mechanism and movable rabbling mechanism etc., material is mixed by multiple rabbling mechanisms, activity stirring
Mechanism can push the material for sinking to bottom upwards, make to be sufficiently mixed between solvent, can accelerate reaction rate.
The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.
【Description of the drawings】
Fig. 1 is a kind of structure diagram for the reaction kettle for producing vitamin E of the present invention；
Fig. 2 is a kind of structure diagram of the movable rabbling mechanism for the reaction kettle for producing vitamin E of the present invention；
Fig. 3 is a kind of schematic top plan view of the movable rabbling mechanism for the reaction kettle for producing vitamin E of the present invention；
Fig. 4 is a kind of schematic top plan view of the bogie component for the reaction kettle for producing vitamin E of the present invention.
【Specific embodiment】
Refering to a kind of reaction kettle for producing vitamin E of the Fig. 1 to Fig. 4 present invention, including reaction kettle body 1, driving motor 2,
Cylinder 3, central stirring shaft 4, fixed rabbling mechanism 5 and movable rabbling mechanism 6 are driven, the top of the reaction kettle body 1 is equipped with
Head cover 11 is installed, the driving motor 2 is fixed on installation head cover 11, and the lower section of the installation head cover 11 is equipped with turntable 23, institute
It states 2 driving disc 23 of driving motor to rotate, the top of the turntable 23 is equipped with driving cylinder 3, and the lower section of the turntable 23 is set
There is central stirring shaft 4, the telescopic rod of the driving cylinder 3 is connected with central stirring shaft 4, the both sides pair of the central stirring shaft 4
Claim to be equipped with fixed rabbling mechanism 5, the lower section of the fixed rabbling mechanism 5 is hinged with movable rabbling mechanism 6, the central stirring shaft
4 lower section is equipped with bogie component 42, and the bogie component 42 is engaged with movable rabbling mechanism 6.The central stirring shaft 4
Agitator arm 41 and the auger wing 43 are further included, the periphery of the central stirring shaft 4 is equipped with the auger wing 43, the center
The bottom of agitating shaft 4 is equipped with agitator arm 41, and the bogie component 42 is equipped with installation set 421 and driving portion 422, the peace
Encapsulation 421 is fixed in central stirring shaft 4, and the both sides of the installation set 421 are arranged with driving portion 422, the driving portion 422
Shape for U-shaped, the driving portion 422 is engaged with activity rabbling mechanism 6.The fixed rabbling mechanism 5 includes vertical branch
Strut 51, horizontal puddler 52 and stent 53 are set on the fixed rabbling mechanism 5 there are two vertical supporting bar 51, described vertical
Several horizontal puddlers 52 are installed, the horizontal puddler 52 and the angle of horizontal plane are 30 degree, institute between supporting rod 51
The bottom that stent 53 is mounted on vertical supporting bar 51 is stated, the lower section of the stent 53 is equipped with hinged seat 531, the activity mixer
Structure 6 is hinged on hinged seat 531.The activity rabbling mechanism 6 includes shift plate 61, gear frame 62, scraper plate 63, driving frame 64 and is hinged
Frame 65, offers several diversion trenches 611 in the shift plate 61, and the cross sectional shape of the diversion trench 611 is U-shaped, described group
Plate 61 is equipped with the gear frame 62 of U-shaped, and one end of the gear frame 62 is equipped with body cradle 65, and the other end of the gear frame 62 is equipped with two
A scraper plate 63, the scraper plate 63 are mounted on by telescope support on gear frame 62, and the lower section of the shift plate 61 is equipped with driving frame 64, institute
It states and sliding slot 641 is offered in driving frame 64, the driving portion 422 runs through sliding slot 641.The reaction kettle body 1 further includes inner casing
12nd, bottom 13, heating layer 14, temperature sensing unit 15, feed inlet 16 and discharge port 17, the reaction kettle body 1 are interior equipped with interior
Shell 12, the lower section of the inner casing 12 are equipped with bottom 13, and the inner wall of the bottom 13 is spherical, the reaction kettle body 1 with it is interior
Heating layer 14 is equipped between shell 12, the heating layer 14 is connected with temperature sensing unit 15 by temperature controller, the reaction
The side wall of kettle body 1 is equipped with feed inlet 16 and discharge port 17.The driving motor 2 further includes drive disk 21 and drive link 22,
The driving motor 2 is connected by drive shaft with drive disk 21, and the drive disk 21 passes through several drive links 22 and turntable
23 are connected.
The course of work of the present invention：
A kind of reaction kettle for producing vitamin E of the present invention, operation principle are by driving motor 2 turntable 23 to be controlled to rotate,
Central stirring shaft 4, fixed rabbling mechanism 5 and movable rabbling mechanism 6 can be stirred the material in reaction kettle, drive simultaneously
The telescopic rod reciprocal telescopic of cylinder 3 can drive central stirring shaft 4 to move up and down, and improve stirring efficiency, while bogie component
During 42 move up and down, driving portion 422 coordinates with driving frame 64, can drive movable rabbling mechanism 6 along hinged seat 531
It swings, shift plate 61 can push up the material of bottom, while the object that the scraper plate 63 of end can deposit reactor bottom
Material scrapes, and ensures that material is uniformly mixed, and can accelerate reaction rate.
Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after
Scheme all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of reaction kettle for producing vitamin E, it is characterised in that：Including reaction kettle body (1), driving motor (2), driving gas
Cylinder (3), central stirring shaft (4), fixed rabbling mechanism (5) and movable rabbling mechanism (6), the top of the reaction kettle body (1)
Equipped with installation head cover (11), the driving motor (2) is fixed on installation head cover (11), is set below the installation head cover (11)
There is turntable (23), driving motor (2) driving disc (23) rotates, and driving cylinder is equipped with above the turntable (23)
(3), the lower section of the turntable (23) is equipped with central stirring shaft (4), the telescopic rod and central stirring shaft of the driving cylinder (3)
(4) it is connected, the both sides of the central stirring shaft (4) are arranged with fixed rabbling mechanism (5), the fixed rabbling mechanism (5)
Lower section is hinged with movable rabbling mechanism (6), and the lower section of the central stirring shaft (4) is equipped with bogie component (42), the driving
Frame component (42) is engaged with movable rabbling mechanism (6).
2. a kind of reaction kettle for producing vitamin E as described in claim 1, it is characterised in that：The central stirring shaft (4) is also
Including agitator arm (41) and the auger wing (43), the periphery of the central stirring shaft (4) is equipped with the auger wing (43), institute
The bottom for stating central stirring shaft (4) is equipped with agitator arm (41), and the bogie component (42) is equipped with installation set (421) and drives
Dynamic portion (422), the installation set (421) are fixed in central stirring shaft (4), and the both sides of the installation set (421) are arranged with
Driving portion (422), the shape of the driving portion (422) is U-shaped, and the driving portion (422) matches with movable rabbling mechanism (6)
It closes.
3. a kind of reaction kettle for producing vitamin E as described in claim 1, it is characterised in that：The fixed rabbling mechanism (5)
Including vertical supporting bar (51), horizontal puddler (52) and stent (53), set that there are two vertical on the fixed rabbling mechanism (5)
Supporting rod (51) is equipped with several horizontal puddlers (52), the horizontal puddler between the vertical supporting bar (51)
(52) it is 30 degree with the angle of horizontal plane, the stent (53) is mounted on the bottom of vertical supporting bar (51), the stent (53)
Lower section be equipped with hinged seat (531), it is described activity rabbling mechanism (6) be hinged on hinged seat (531).
4. a kind of reaction kettle for producing vitamin E as described in claim 1, it is characterised in that：The activity rabbling mechanism (6)
Including shift plate (61), gear frame (62), scraper plate (63), driving frame (64) and body cradle (65), the shift plate (61) if on offer
Dry diversion trench (611), the cross sectional shape of the diversion trench (611) is U-shaped, and the shift plate (61) is equipped with the gear of U-shaped
Frame (62), one end of the gear frame (62) are equipped with body cradle (65), and the other end of the gear frame (62) is set there are two scraper plate (63),
The scraper plate (63) is mounted on by telescope support on gear frame (62), and the lower section of the shift plate (61) is equipped with driving frame (64), institute
It states and sliding slot (641) is offered in driving frame (64), the driving portion (422) runs through sliding slot (641).
5. a kind of reaction kettle for producing vitamin E as described in claim 1, it is characterised in that：The reaction kettle body (1) is also
It is described including inner casing (12), bottom (13), heating layer (14), temperature sensing unit (15), feed inlet (16) and discharge port (17)
Inner casing (12) is equipped in reaction kettle body (1), the lower section of the inner casing (12) is equipped with bottom (13), the inner wall of the bottom (13)
For spherical, heating layer (14) is equipped between the reaction kettle body (1) and inner casing (12), the heating layer (14) passes with temperature
Sense unit (15) is connected by temperature controller, and the side wall of the reaction kettle body (1) is equipped with feed inlet (16) and discharge port
(17)。
6. a kind of reaction kettle for producing vitamin E as described in claim 1, it is characterised in that：The driving motor (2) is also wrapped
Drive disk (21) and drive link (22) are included, the driving motor (2) is connected by drive shaft with drive disk (21), the driving
Disk (21) is connected by several drive links (22) with turntable (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395559.9A CN108057408B (en) | 2017-12-21 | 2017-12-21 | Reaction kettle for producing vitamin E |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711395559.9A CN108057408B (en) | 2017-12-21 | 2017-12-21 | Reaction kettle for producing vitamin E |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108057408A true CN108057408A (en) | 2018-05-22 |
| CN108057408B CN108057408B (en) | 2020-02-28 |
Family
ID=62139688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711395559.9A Active CN108057408B (en) | 2017-12-21 | 2017-12-21 | Reaction kettle for producing vitamin E |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108057408B (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838020A (en) * | 2018-07-23 | 2018-11-20 | 武汉中智德远科技开发有限公司 | Glue stations is used in a kind of construction of cable testing bridge |
| CN109225103A (en) * | 2018-10-22 | 2019-01-18 | 浙江嘉化新材料有限公司 | A kind of sulfonating reaction kettle |
| CN110026147A (en) * | 2019-04-15 | 2019-07-19 | 自贡市巨光硬面材料科技有限公司 | Double shaft stirring reaction kettle |
| CN110201586A (en) * | 2019-07-02 | 2019-09-06 | 大连沃隆峰英鸿纳米科技有限公司 | A kind of porous film preparation Special agitating tooling of composite nano fiber |
| CN110919857A (en) * | 2019-11-21 | 2020-03-27 | 中国十七冶集团有限公司 | Mixing arrangement is used in production of building light weight wallboard |
| CN112473488A (en) * | 2020-11-22 | 2021-03-12 | 郑州工程技术学院 | Raw materials dissolving device is used in chemical material production |
| CN112680274A (en) * | 2021-03-16 | 2021-04-20 | 江西浪漫谷生态农业有限公司 | Refining method and system of rice bran oil |
| CN114307799A (en) * | 2022-01-21 | 2022-04-12 | 山东省路桥集团有限公司 | Asphalt modifier apparatus for producing |
| CN114471351A (en) * | 2022-01-19 | 2022-05-13 | 刘立国 | Preparation method of polymer cement-based permeable crystallization waterproof coating |
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| US4932787A (en) * | 1989-02-27 | 1990-06-12 | Chemineer, Inc. | Steady bearing for mixers |
| CN205199388U (en) * | 2015-12-12 | 2016-05-04 | 百一能源科技（北京）有限公司 | Stirring efficient mediation cauldron |
| CN205269634U (en) * | 2015-11-24 | 2016-06-01 | 重庆欣欣向荣精细化工有限公司 | Reaction kettle convenient for cleaning |
| CN107281950A (en) * | 2017-07-20 | 2017-10-24 | 浙江世窗光学薄膜制造有限公司 | A kind of agitating device |
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2017
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4932787A (en) * | 1989-02-27 | 1990-06-12 | Chemineer, Inc. | Steady bearing for mixers |
| CN205269634U (en) * | 2015-11-24 | 2016-06-01 | 重庆欣欣向荣精细化工有限公司 | Reaction kettle convenient for cleaning |
| CN205199388U (en) * | 2015-12-12 | 2016-05-04 | 百一能源科技（北京）有限公司 | Stirring efficient mediation cauldron |
| CN107281950A (en) * | 2017-07-20 | 2017-10-24 | 浙江世窗光学薄膜制造有限公司 | A kind of agitating device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108838020A (en) * | 2018-07-23 | 2018-11-20 | 武汉中智德远科技开发有限公司 | Glue stations is used in a kind of construction of cable testing bridge |
| CN109225103A (en) * | 2018-10-22 | 2019-01-18 | 浙江嘉化新材料有限公司 | A kind of sulfonating reaction kettle |
| CN110026147A (en) * | 2019-04-15 | 2019-07-19 | 自贡市巨光硬面材料科技有限公司 | Double shaft stirring reaction kettle |
| CN110201586A (en) * | 2019-07-02 | 2019-09-06 | 大连沃隆峰英鸿纳米科技有限公司 | A kind of porous film preparation Special agitating tooling of composite nano fiber |
| CN110919857A (en) * | 2019-11-21 | 2020-03-27 | 中国十七冶集团有限公司 | Mixing arrangement is used in production of building light weight wallboard |
| CN112473488A (en) * | 2020-11-22 | 2021-03-12 | 郑州工程技术学院 | Raw materials dissolving device is used in chemical material production |
| CN112680274A (en) * | 2021-03-16 | 2021-04-20 | 江西浪漫谷生态农业有限公司 | Refining method and system of rice bran oil |
| CN114471351A (en) * | 2022-01-19 | 2022-05-13 | 刘立国 | Preparation method of polymer cement-based permeable crystallization waterproof coating |
| CN114471351B (en) * | 2022-01-19 | 2024-03-22 | 雷科控股(广东)集团有限公司 | Preparation method of polymer cement-based permeable crystallization waterproof coating |
| CN114307799A (en) * | 2022-01-21 | 2022-04-12 | 山东省路桥集团有限公司 | Asphalt modifier apparatus for producing |
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| Publication number | Publication date |
|---|---|
| CN108057408B (en) | 2020-02-28 |
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Address after: 312500 Zhejiang city of Shaoxing province Xinchang County habayashi street habayashi Road No. 53 Patentee after: Zhejiang jinlongbo Pharmaceutical Co., Ltd Address before: 312500 Zhejiang city of Shaoxing province Xinchang County habayashi street habayashi Road No. 53 Patentee before: ZHEJIANG LANGBO PHARMACEUTICAL Co.,Ltd. |
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