CN109158007B - Bidirectional mixing and stirring device for textile dye - Google Patents
Bidirectional mixing and stirring device for textile dye Download PDFInfo
- Publication number
- CN109158007B CN109158007B CN201811228850.1A CN201811228850A CN109158007B CN 109158007 B CN109158007 B CN 109158007B CN 201811228850 A CN201811228850 A CN 201811228850A CN 109158007 B CN109158007 B CN 109158007B
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- Prior art keywords
- stirring
- outer ring
- rotating shaft
- ring body
- kettle body
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Classifications
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- 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
- B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same axis
-
- 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
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
-
- 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
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/212—Construction of the shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/323—Driving arrangements for vertical stirrer shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/882—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise using measuring chambers, e.g. volumetric pumps, for feeding the substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention discloses a bidirectional mixing and stirring device for textile dyes, which comprises a mixing kettle body, wherein a vertical downward rotating shaft is arranged in an inner cavity of the mixing kettle body; an output shaft of the driving motor is connected with the rotating shaft; the material storage cylinder is communicated with the mixing kettle body, the rotating shaft is provided with a plurality of stirring mechanisms from top to bottom, each stirring mechanism comprises a central block fixed on the rotating shaft through a first bearing, the periphery of each central block is provided with an outer ring body, a plurality of hollow pipes are arranged between each outer ring body and each central block, the inside of each hollow pipe is provided with a connecting shaft through a second bearing, the outer shaft end of each connecting shaft extends out of the outer ring body and is connected with a first stirring piece, the inner shaft end of each connecting shaft is provided with a first bevel gear, and the rotating shaft is provided with a second bevel gear; the inner wall of the center block is provided with a rack, and the center block is internally provided with a driven gear meshed with the rack. The invention can carry out bidirectional mixing and stirring on the textile dye, so that the textile dye is mixed more fully and uniformly.
Description
Technical Field
The invention relates to the field of textiles, in particular to a bidirectional mixing and stirring device for textile dyes.
Background
In the process of fabric spinning, the fabric is dyed to meet different requirements of people, and in the process of fabric printing and dyeing, the dye is mixed and proportioned. The existing textile dye is mixed by a common stirring tank, the common stirring tank adopts a vertical rotating shaft, and a stirring fan is arranged on the rotating shaft and is used for mixing and stirring the dye. In the process of stirring and mixing, because the stirring direction is single, vortex is easy to form, the dye rotates along the vortex, and the dye is not uniformly and thoroughly mixed, so that color difference occurs in the process of cloth printing and dyeing.
Disclosure of Invention
The invention aims to provide a bidirectional mixing and stirring device for textile dyes and a filtering method thereof. The invention can carry out bidirectional mixing and stirring on the textile dye, so that the textile dye is mixed more fully and uniformly.
The technical scheme of the invention is as follows: a bidirectional mixing and stirring device for textile dye comprises a mixing kettle body, wherein a vertical downward rotating shaft is arranged in an inner cavity of the mixing kettle body; a driving motor and a storage cylinder are arranged at the top end of the mixing kettle body, and an output shaft of the driving motor is connected with a rotating shaft; the material storage cylinder is communicated with the mixing kettle body, the rotating shaft is provided with a plurality of stirring mechanisms from top to bottom, each stirring mechanism comprises a central block fixed on the rotating shaft through a first bearing, the periphery of each central block is provided with an outer ring body, a plurality of hollow pipes are arranged between each outer ring body and each central block, the inside of each hollow pipe is provided with a connecting shaft through a second bearing, the outer shaft end of each connecting shaft extends out of the outer ring body and is connected with a first stirring piece, the inner shaft end of each connecting shaft is provided with a first bevel gear, the rotating shaft is provided with a second bevel gear, and the first bevel gears are meshed with the second bevel gears; an outer ring body driving mechanism is arranged in the central block; a plurality of second stirring sheets are arranged on the outer side of the outer ring body; the top of the kettle body is provided with a plurality of liquid inlet pipes.
In the textile dye bidirectional mixing stirring device, the outer ring body driving mechanism comprises a rack arranged on the inner wall of the center block, a driven gear meshed with the rack is arranged in the center block, and a driving gear meshed with the driven gear is arranged on the rotating shaft.
In the bidirectional mixing and stirring device for textile dye, a discharging pipe is arranged at the bottom of the storage cylinder, an installation cavity is arranged on the discharging pipe, a discharging turntable is arranged in the installation cavity, and a plurality of quantitative grooves are formed in the discharging turntable; the top of the mixing kettle body is provided with a discharging motor, and an output shaft of the discharging motor is connected with a discharging turntable.
In the textile dye bidirectional mixing stirring device, the vibration motor is arranged on the outer side wall of the storage cylinder.
In the bidirectional textile dye mixing and stirring device, the quantitative groove is in an arc shape, an anti-corrosion layer is arranged on the groove surface of the quantitative groove, and the anti-corrosion layer is a polytetrafluoroethylene layer.
In the bidirectional textile dye mixing and stirring device, a plurality of reinforcing rods are arranged between the central block and the outer ring body, and third stirring sheets are obliquely arranged on the reinforcing rods.
In the bidirectional mixing and stirring device for textile dye, a liquid outlet pipe is arranged at the bottom of the mixing kettle body, and a valve is arranged on the liquid outlet pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. the stirring mechanism comprises a central block fixed on a rotating shaft through a first bearing, wherein an outer ring body is arranged on the periphery of the central block, a plurality of hollow pipes are arranged between the outer ring body and the central block, a connecting shaft is arranged in each hollow pipe through a second bearing, the outer shaft end of the connecting shaft extends out of the outer ring body and is connected with a first stirring piece, a first bevel gear is arranged at the inner shaft end of the connecting shaft, a second bevel gear is arranged on the rotating shaft, and the first bevel gear is meshed with the second bevel gear; the inner wall of the center block is provided with a rack, the center block is internally provided with a driven gear meshed with the rack, and the rotating shaft is provided with a driving gear meshed with the driven gear. The rotating second bevel gear drives the first bevel gear to rotate through the rotating shaft, the connecting shaft connected with the first bevel gear rotates, the rotating connecting shaft drives the first stirring sheet to rotate, and stirring and mixing are carried out by utilizing the rotating first stirring sheet; in addition, the rotating shaft drives the driving gear to rotate simultaneously, the driving gear drives the driven gear to rotate, the driven gear rotates through the rack bandpass center block, and then the center block rotates with the outer ring body, and the first stirring piece and the second stirring piece on the outer ring body are utilized to stir and mix the mixed dye in the mixing kettle body, so that the dye in the mixing kettle body is mixed, the bidirectional mixing of the textile dye is realized, and the textile dye is mixed more uniformly and thoroughly.
2. According to the invention, the bottom of the storage barrel is provided with the discharging pipe, the discharging pipe is provided with the mounting cavity, the mounting cavity is internally provided with the discharging turntable, and the discharging turntable is provided with a plurality of quantitative grooves; a discharging motor is arranged at the top end of the mixing kettle body, and an output shaft of the discharging motor is connected with a discharging turntable; the discharge turntable is driven by the discharge motor to quantitatively throw dye powder in the storage cylinder into the mixing kettle for mixing, so that the operation and control are convenient.
3. According to the invention, the plurality of reinforcing rods are arranged between the central block and the outer ring body, and the inclined third stirring sheets are arranged on the reinforcing rods, so that the mixed dye is stirred and mixed by using the third stirring sheets, and the mixed dye is more uniform and thorough.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the center block;
FIG. 3 is a schematic structural view of the stirring mechanism;
FIG. 4 is a schematic view of a part of the structure of the stirring mechanism;
fig. 5 is a schematic structural view of the tapping cylinder.
1-a mixing kettle body; 2-rotating shaft; 3-driving a motor; 4-a storage cylinder; 5-a stirring mechanism; 6-a first bearing; 7-a center block; 8-an outer ring; 9-hollow tubes; 10-a second bearing; 11-connecting shaft; 12-a first stirring piece; 13-a first bevel gear; 14-a second bevel gear; 15-a rack; 16-driven gear; 17-a drive gear; 18-a second stirring piece; 19-a liquid outlet pipe; 20-valve; 21-a liquid inlet pipe; 22-reinforcing bars; 23-a third stirring piece; 24-discharging pipe; 25-mounting cavity; 26-a discharging turntable; 27-a quantitative tank; 28-a discharging motor; 29-a vibration motor.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples: the bidirectional mixing and stirring device for the textile dye comprises a mixing kettle body 1, wherein a vertical downward rotating shaft 2 is arranged in an inner cavity of the mixing kettle body 1; a driving motor 3 and a storage cylinder 4 are arranged at the upper top end of the mixing kettle body 1, and an output shaft of the driving motor 3 is connected with a rotating shaft 2; the material storage cylinder 4 is communicated with the mixing kettle body 1, the rotating shaft 2 is provided with a plurality of stirring mechanisms 5 from top to bottom, each stirring mechanism 5 comprises a central block 7 fixed on the rotating shaft 2 through a first bearing 6, the periphery of each central block 7 is provided with an outer ring body 8, a plurality of hollow pipes 9 are arranged between each outer ring body 8 and each central block 7, each hollow pipe 9 is internally provided with a connecting shaft 11 through a second bearing 10, the outer shaft end of each connecting shaft 11 extends out of the outer ring body 8 and is connected with a first stirring piece 12, the inner shaft end of each connecting shaft 11 is provided with a first bevel gear 13, each rotating shaft 2 is provided with a second bevel gear 14, and each first bevel gear 13 is meshed with each second bevel gear 14; an outer ring body driving mechanism is arranged in the center block 7; the outer ring body driving mechanism comprises a rack 15 arranged on the inner wall of the center block 7, the rack 15 is arranged on the inner wall of the center block 7, a driven gear 16 meshed with the rack 15 is arranged in the center block 7, and a driving gear 17 meshed with the driven gear 16 is arranged on the rotating shaft 2; a plurality of second stirring sheets 18 are arranged on the outer side of the outer ring body 8; the top of the kettle body 1 is provided with a plurality of liquid inlet pipes 21. The stirring mechanism 5 is arranged on the rotating shaft 2, wherein the stirring mechanism 5 comprises a central block 7 fixed on the rotating shaft 2 through a first bearing 6, an outer ring body 8 is arranged on the periphery of the central block 7, a plurality of hollow pipes 9 are arranged between the outer ring body 8 and the central block 7, a connecting shaft 11 is arranged inside each hollow pipe 9 through a second bearing 10, the outer shaft end of the connecting shaft 11 extends out of the outer ring body 8 and is connected with a first stirring sheet 12, a first bevel gear 13 is arranged at the inner shaft end of the connecting shaft 11, a second bevel gear 14 is arranged on the rotating shaft, and the first bevel gear 13 is meshed with the second bevel gear 14; the inner wall of the center block 7 is provided with a rack 15, the center block 7 is internally provided with a driven gear 16 meshed with the rack 15, and the rotating shaft 2 is provided with a driving gear 17 meshed with the driven gear 16. The second bevel gear 14 is driven to rotate through the rotating shaft 2, the rotating second bevel gear 14 drives the first bevel gear 13 to rotate, the connecting shaft 11 connected with the first bevel gear 13 rotates, the rotating connecting shaft 11 drives the first stirring sheet 12 to rotate, and stirring and mixing are carried out by using the rotating first stirring sheet 12; in addition, the rotating shaft 2 drives the driving gear 17 to rotate simultaneously, the driving gear 17 drives the driven gear 16 to rotate, the driven gear 16 rotates through the rack 15 and the band-pass center block 7, so that the center block 7 rotates with the outer ring body 8, and the mixed dye in the mixing kettle body 1 is mixed by utilizing the first stirring sheet 12 and the second stirring sheet 18 on the outer ring body 8 to mix the textile dye in the mixing kettle body 1, so that bidirectional mixing of the textile dye is realized, and the dye mixing is more uniform and thorough. The bottom of the mixing kettle body 1 is provided with a liquid outlet pipe 19, and a valve 20 is arranged on the liquid outlet pipe 19.
The bottom of the storage cylinder 4 is provided with a discharge pipe 24, the discharge pipe 24 is provided with an installation cavity 25, a discharge turntable 26 is arranged in the installation cavity 25, and a plurality of quantitative grooves 27 are formed in the discharge turntable 26; the quantitative groove 25 is arranged in an arc shape, and an anti-corrosion layer is arranged on the groove surface of the quantitative groove 25 and is a polytetrafluoroethylene layer; the service life of the discharging turntable 26 is prolonged, a discharging motor 28 is arranged at the top end of the mixing kettle body 1, and an output shaft of the discharging motor 28 is connected with the discharging turntable 26. The vibration motor 29 is arranged on the outer side wall of the storage cylinder 4, so that the dye is prevented from being bonded in the storage cylinder 4 and cannot fall into the bottom of the storage cylinder 4. According to the invention, the bottom of the storage cylinder 4 is provided with the discharging pipe 24, the discharging pipe 24 is provided with the installation cavity 25, the installation cavity 25 is internally provided with the discharging turntable 26, and the discharging turntable 26 is provided with a plurality of quantitative grooves 27; a discharging motor 28 is arranged at the top end of the mixing kettle body 1, and an output shaft of the discharging motor 28 is connected with a discharging turntable 26; the discharge turntable 26 is driven by the discharge motor 28 to quantitatively throw the dye powder in the storage cylinder 4 into the mixing kettle body 1 for mixing, and the operation and control are convenient.
A plurality of reinforcing rods 22 are arranged between the central block 7 and the outer ring body 8, and third stirring sheets 23 are obliquely arranged on the reinforcing rods 22. According to the invention, the plurality of reinforcing rods 22 are arranged between the central block 7 and the outer ring body 8, and the inclined third stirring sheets 23 are arranged on the reinforcing rods 22, so that the mixed dye is stirred and mixed by using the third stirring sheets 23, and the mixed dye is more uniform and thorough.
Working principle: the stirring mechanism 5 is arranged on the rotating shaft 2, wherein the stirring mechanism 5 comprises a central block 7 fixed on the rotating shaft 2 through a first bearing 6, an outer ring body 8 is arranged on the periphery of the central block 7, a plurality of hollow pipes 9 are arranged between the outer ring body 8 and the central block 7, a connecting shaft 11 is arranged inside each hollow pipe 9 through a second bearing 10, the outer shaft end of the connecting shaft 11 extends out of the outer ring body 8 and is connected with a first stirring sheet 12, a first bevel gear 13 is arranged at the inner shaft end of the connecting shaft 11, a second bevel gear 14 is arranged on the rotating shaft, and the first bevel gear 13 is meshed with the second bevel gear 14; the inner wall of the center block 7 is provided with a rack 15, the center block 7 is internally provided with a driven gear 16 meshed with the rack 15, and the rotating shaft 2 is provided with a driving gear 17 meshed with the driven gear 16. The second bevel gear 14 is driven to rotate through the rotating shaft 2, the rotating second bevel gear 14 drives the first bevel gear 13 to rotate, the connecting shaft 11 connected with the first bevel gear 13 rotates, the rotating connecting shaft 11 drives the first stirring sheet 12 to rotate, and stirring and mixing are carried out by using the rotating first stirring sheet 12; in addition, the rotating shaft 2 drives the driving gear 17 to rotate simultaneously, the driving gear 17 drives the driven gear 16 to rotate, the driven gear 16 rotates through the rack 15 and the band-pass center block 7, so that the center block 7 rotates with the outer ring body 8, and the mixed dye in the mixing kettle body 1 is mixed by utilizing the first stirring sheet 12 and the second stirring sheet 18 on the outer ring body 8 to mix the textile dye in the mixing kettle body 1, so that bidirectional mixing of the textile dye is realized, and the textile dye is mixed more uniformly and thoroughly.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811228850.1A CN109158007B (en) | 2018-10-22 | 2018-10-22 | Bidirectional mixing and stirring device for textile dye |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811228850.1A CN109158007B (en) | 2018-10-22 | 2018-10-22 | Bidirectional mixing and stirring device for textile dye |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109158007A CN109158007A (en) | 2019-01-08 |
| CN109158007B true CN109158007B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811228850.1A Active CN109158007B (en) | 2018-10-22 | 2018-10-22 | Bidirectional mixing and stirring device for textile dye |
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| Country | Link |
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| CN (1) | CN109158007B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117298943B (en) * | 2023-11-29 | 2024-02-06 | 山西杰克科技有限公司 | Water reducer production reaction kettle and production method thereof |
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| KR100873414B1 (en) * | 2007-06-27 | 2008-12-11 | (주)나라기술 | Agitator |
| JP2012170923A (en) * | 2011-02-23 | 2012-09-10 | Mitsubishi Heavy Ind Ltd | Stirring device |
| CN106237887A (en) * | 2016-06-24 | 2016-12-21 | 中国土产畜产进出口总公司 | A kind of Folium Camelliae sinensis rehydration blender |
| CN107126893A (en) * | 2017-06-26 | 2017-09-05 | 杭州翼兔网络科技有限公司 | A kind of chemical solution mixing kettle of reciprocally swinging stirring |
| CN107261921A (en) * | 2017-07-28 | 2017-10-20 | 苏州宸浩纺织科技有限公司 | A kind of textile dye mixer |
| CN108404753A (en) * | 2018-05-14 | 2018-08-17 | 苏州瑞日纺织科技有限公司 | A kind of printing and dyeing that mixing efficiency is high dyestuff mixing arrangement |
| CN207734909U (en) * | 2017-12-21 | 2018-08-17 | 吴江市红太阳喷织有限公司 | A kind of spinning sizing agent agitating device |
| WO2018152746A1 (en) * | 2017-02-23 | 2018-08-30 | 深圳市玖创科技有限公司 | Homogenizer for stirring battery coating material |
| CN207822932U (en) * | 2017-12-28 | 2018-09-07 | 吴江市恒旭纺织整理有限公司 | A kind of Textile Dyes agitating device |
| CN209271246U (en) * | 2018-10-22 | 2019-08-20 | 温州大学瓯江学院 | Two-way mixing and stirring device for textile dyes |
-
2018
- 2018-10-22 CN CN201811228850.1A patent/CN109158007B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004237143A (en) * | 2003-02-03 | 2004-08-26 | Sumitomo Chem Co Ltd | Stirring method of wet powder |
| KR100873414B1 (en) * | 2007-06-27 | 2008-12-11 | (주)나라기술 | Agitator |
| JP2012170923A (en) * | 2011-02-23 | 2012-09-10 | Mitsubishi Heavy Ind Ltd | Stirring device |
| CN106237887A (en) * | 2016-06-24 | 2016-12-21 | 中国土产畜产进出口总公司 | A kind of Folium Camelliae sinensis rehydration blender |
| WO2018152746A1 (en) * | 2017-02-23 | 2018-08-30 | 深圳市玖创科技有限公司 | Homogenizer for stirring battery coating material |
| CN107126893A (en) * | 2017-06-26 | 2017-09-05 | 杭州翼兔网络科技有限公司 | A kind of chemical solution mixing kettle of reciprocally swinging stirring |
| CN107261921A (en) * | 2017-07-28 | 2017-10-20 | 苏州宸浩纺织科技有限公司 | A kind of textile dye mixer |
| CN207734909U (en) * | 2017-12-21 | 2018-08-17 | 吴江市红太阳喷织有限公司 | A kind of spinning sizing agent agitating device |
| CN207822932U (en) * | 2017-12-28 | 2018-09-07 | 吴江市恒旭纺织整理有限公司 | A kind of Textile Dyes agitating device |
| CN108404753A (en) * | 2018-05-14 | 2018-08-17 | 苏州瑞日纺织科技有限公司 | A kind of printing and dyeing that mixing efficiency is high dyestuff mixing arrangement |
| CN209271246U (en) * | 2018-10-22 | 2019-08-20 | 温州大学瓯江学院 | Two-way mixing and stirring device for textile dyes |
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| Publication number | Publication date |
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| CN109158007A (en) | 2019-01-08 |
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Address after: No. 337, Jinhai 3rd road, Wenzhou Economic and Technological Development Zone, Wenzhou, Zhejiang 325000 Applicant after: Wenzhou Institute of Technology Address before: 325035 Wenzhou City National University Science Park incubator, No. 38 Dongfang South Road, Ouhai Economic Development Zone, Wenzhou, Zhejiang Applicant before: WENZHOU UNIVERSITY OUJIANG College |
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Effective date of registration: 20251212 Address after: 311100 Zhejiang Province, Hangzhou City, Yuhang District, Wuchang Street, Xiqi Letiancheng Building 3, Room 3430 Patentee after: Zhejiang Hongsheng Intellectual Property Operation Co.,Ltd. Country or region after: China Address before: No. 337, Jinhai 3rd road, Wenzhou Economic and Technological Development Zone, Wenzhou, Zhejiang 325000 Patentee before: Wenzhou Institute of Technology Country or region before: China |