CN112211019A - Method for producing corrugated medium paper by using waste paper box - Google Patents
Method for producing corrugated medium paper by using waste paper box Download PDFInfo
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- CN112211019A CN112211019A CN202011038319.5A CN202011038319A CN112211019A CN 112211019 A CN112211019 A CN 112211019A CN 202011038319 A CN202011038319 A CN 202011038319A CN 112211019 A CN112211019 A CN 112211019A
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- Prior art keywords
- petrochemical
- pipe
- pipeline body
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/14—Secondary fibres
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/01—Waste products, e.g. sludge
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/66—Salts, e.g. alums
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
The invention discloses a method for producing corrugated medium paper by using waste cartons, which comprises the following steps: preparing leather fiber slurry, wherein the slurry forming concentration of the leather fiber slurry is 7-8%; cutting the second-hand waste paper box into blocks through a slitting machine, sequentially pulping, deslagging, screening and purifying to obtain pure pulp, wherein the pulping beating degree of the pure pulp is 50-60 DEG SR, and the pulping concentration is 8-10%; the pure slurry and the petrochemical additive are conveyed to a petrochemical reaction kettle by utilizing a conveying pipeline, the flow speed of the pure slurry in the conveying pipeline with the inner diameter of 30-35cm is 5-10 m/min, and the injection speed of the petrochemical additive is 100-110 g/min; and sequentially carrying out petrochemical processing, fibrillation, pulp mixing and lapping, and molding, and then rolling to obtain the corrugated core paper. Compared with the prior art, the method for producing the corrugated medium paper by using the waste paper box has high production efficiency, low cost and good quality.
Description
Technical Field
The invention belongs to the technical field of corrugated medium paper production and processing, and particularly relates to a method for producing corrugated medium paper by using a waste paper box.
Background
The packaging is an important factor for improving commodity sales volume, the requirement of consumers on the packaging paper is higher and higher, and in order to improve the visual effect of commodity packaging and attract more consumers, the cowhide packaging paper with the stripes is more applied to commodity packaging, and the finished paper has the lines, so that the appearance is attractive and striking, and the grade of the appearance is improved.
The common packing kraft paper with stripes uses new materials such as wood, corn stalks, wheat straw and the like, the production process is relatively simple, but the cost is higher, and the resource waste is more serious. And when the petrochemical additive is mixed into the slurry in the production process, the petrochemical additive is injected into the pipeline from the fixed position of the pipeline and then is mixed with the slurry in the pipeline, but the slurry is not liquid, and the fluidity and the dispersibility are not enough, so that the mixing uniformity of the petrochemical additive is not enough, and the quality of the produced corrugated medium paper is poor.
Therefore, it is desirable to provide a method for producing corrugated medium paper by using waste paper boxes with low cost and high production efficiency.
Disclosure of Invention
The invention aims to provide a method for producing corrugated medium paper by using waste cartons, which has high production efficiency and low cost.
In order to solve the technical problem, the invention provides a method for producing corrugated medium paper by using waste cartons, which comprises the following steps:
and step S1, pulping the second-hand leather by a pulper to prepare leather fiber pulp for the papermaking standard, wherein the pulp forming concentration of the leather fiber pulp is 7-8%.
And step S2, cutting the second-hand waste paper box into blocks through a slitting machine, sequentially pulping, deslagging, screening and purifying to obtain pure pulp, wherein the pulping beating degree of the pure pulp is 50-60 DEG SR, and the pulping concentration is 8-10%.
And S3, conveying the pure slurry and the petrochemical additive to a petrochemical reaction kettle by using a conveying pipeline, wherein the flow speed of the pure slurry in the conveying pipeline with the inner diameter of 30-35cm is 5-10 m/min, and the injection speed of the petrochemical additive is 100-110 g/min.
Wherein, the petrochemical additive comprises the following components in percentage by weight: 3-5% of polyarylsulfone; 3-5% of aluminum sulfate; 30-50% of talcum powder; alcohol-soluble phenolic resin powder and the balance;
the conveying pipeline comprises a pipeline body, a feeding device and an annular mixed flow plate, wherein the feeding device extends into the pipeline body from the position, 30-50cm away from the feeding end of the pipeline body, the annular mixed flow plate is arranged on one side, away from the feeding end of the pipeline body, of the feeding device at intervals, and the annular mixed flow plate is used for enabling the pure slurry mixed in the pipeline body and the petrochemical auxiliary agent to generate vortex and turbulent flow; the material adding device comprises a material adding pipe which penetrates through the pipeline body along the radial direction perpendicular to the pipeline body and enables the connection part of the material adding pipe and the pipeline body to form sealing, a material homogenizing pipe which extends into the pipeline body from one end, close to the pipeline body, of the material adding pipe, and a plurality of discharging pores which are arranged in the material homogenizing pipe, wherein the material homogenizing pipe is spirally and circularly arranged along the circumferential direction of the pipeline body to form a spiral shape, a gap is formed between every two adjacent spiral rings along the radial direction of the pipeline body, and the discharging pores penetrate through one side, away from the feeding end of the pipeline body, of the material homogenizing pipe and are arranged in an array; pure thick liquids are held the warp by the pan feeding the clearance passes the homogenization pipe, petrochemical industry auxiliary agent by add the material pipe warp ejection of compact pore flows and with pass the homogenization pipe pure thick liquids mix.
And step S4, sequentially carrying out petrochemical processing, fibrillation, pulp mixing and lapping, and molding, and then rolling to obtain the corrugated core paper.
Preferably, in the step S3, the flow of the pure slurry in the delivery pipe with an inner diameter of 32cm is 9 m/min, and the injection speed of the petrochemical additive is 110 g/min.
Preferably, in the step S3, the flow of the pure slurry in the delivery pipe with an inner diameter of 30cm is 10 m/min, and the injection speed of the petrochemical additive is 105 g/min.
Preferably, in the step S3, the flow of the pure slurry in the conveying pipeline with the inner diameter of 35cm is 6 m/min, and the injection speed of the petrochemical additive is 105 g/min.
Preferably, in the step S3, the flow of the pure slurry in the conveying pipeline with the inner diameter of 35cm is 5 m/min, and the injection speed of the petrochemical additive is 100 g/min.
Compared with the prior art, the method for producing corrugated medium paper by using the waste paper box has the advantages that in the process of conveying the pure slurry and the petrochemical additive to the petrochemical reaction kettle by using the conveying pipeline for mixing, the feeding device comprises a feeding pipe which penetrates through the pipeline body along the radial direction perpendicular to the pipeline body and enables the connection part of the feeding pipe and the pipeline body to form sealing, a homogenizing pipe which extends into the pipeline body from one end of the feeding pipe close to the pipeline body, and a plurality of discharging pores which are arranged in the homogenizing pipe, the mixing pipe is spirally wound along the circumferential direction of the pipeline body to form a spiral shape, a gap is formed between every two adjacent spiral rings, and the discharging pores penetrate through one side, away from the feeding end of the pipeline body, of the mixing pipe and are arranged in an array mode. When the slurry is mixed, the pure slurry penetrates through the homogenizing pipe from the feeding end through the gap to reach the pipeline body part behind the homogenizing pipe along the flowing direction of the pure slurry, the petrochemical additive flows out from the feeding pipe through the discharging pores to reach the pipeline body part behind the homogenizing pipe, the pure slurry is divided into a plurality of strands through the gaps, the petrochemical additive is divided into a plurality of strands through the discharging pores, the mixing uniformity of the plurality of strands of pure slurry and the plurality of strands of petrochemical additive is better due to the mixing of the plurality of strands of pure slurry and the plurality of strands of petrochemical additive, so that the quality of a finished product is effectively improved, and the mixing uniformity is further improved through the annular mixed flow plate; the structure can ensure that the pure slurry and the petrochemical additive are more uniformly mixed, so that the speed of injecting the pure slurry and the petrochemical additive into the pipeline body is improved, and the production efficiency is improved; most raw materials are made of waste paper boxes, so that the production cost is effectively reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic diagram of a conveying pipe structure in a method for producing corrugated medium paper by using waste cartons according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a method for producing corrugated medium paper by using waste cartons, which comprises the following steps:
and step S1, pulping the second-hand leather by a pulper to prepare leather fiber pulp for the papermaking standard, wherein the pulp forming concentration of the leather fiber pulp is 7-8%.
And step S2, cutting the second-hand waste paper box into blocks through a slitting machine, sequentially pulping, deslagging, screening and purifying to obtain pure pulp, wherein the pulping beating degree of the pure pulp is 50-60 DEG SR, and the pulping concentration is 8-10%.
And S3, conveying the pure slurry and the petrochemical additive to a petrochemical reaction kettle by using a conveying pipeline, wherein the flow speed of the pure slurry in the conveying pipeline with the inner diameter of 30-35cm is 5-10 m/min, and the injection speed of the petrochemical additive is 100-110 g/min.
Wherein, the petrochemical additive comprises the following components in percentage by weight: 3-5% of polyarylsulfone; 3-5% of aluminum sulfate; 30-50% of talcum powder; alcohol soluble phenolic resin powder and the rest.
In the step, the flow speed and petrochemical agent injection speed of the pure slurry in the conveying pipelines with different specifications and inner diameters are controlled, so that the mixing uniformity of the pure slurry and the petrochemical agent can be effectively improved. Such as:
the first embodiment is as follows:
the flow of the pure slurry in a conveying pipeline with the inner diameter of 32cm is 9 m/min, and the injection speed of the petrochemical additive is 110 g/min.
Example two:
the flow of the pure slurry in a conveying pipeline with the inner diameter of 30cm is 10 m/min, and the injection speed of the petrochemical additive is 105 g/min.
Example three:
the flow of the pure slurry in a conveying pipeline with the inner diameter of 35cm is 6 m/min, and the injection speed of the petrochemical additive is 105 g/min.
Example four:
the flow of the pure slurry in a conveying pipeline with the inner diameter of 35cm is 5 m/min, and the injection speed of the petrochemical additive is 100 g/min.
After mixing, polyarylsulfone and alcohol-soluble phenolic resin are dissolved mutually, the polyarylsulfone and the alcohol-soluble phenolic resin are adsorbed on the surfaces of long fibers and short fibers in pure slurry to form an isolation film layer, and slurry in the pure slurry is extruded mutually to separate from the surfaces of the long fibers and the short fibers in the mixed flowing process, so that the quality control of finished products is facilitated.
As shown in fig. 1, in this step, the conveying pipe 1 includes a pipe body 11, a feeding device 12 extending from the pipe body 11 to a position 30-50cm away from a feeding end of the pipe body 11 into the pipe body 11, and an annular flow mixing plate 13 disposed at an interval on a side of the feeding device 12 away from the feeding end of the pipe body 11.
The feeding device 12 includes a feeding pipe 121 penetrating the pipe body 11 in a radial direction perpendicular to the pipe body 11 and sealing a joint of the feeding pipe 121 and the pipe body 11, a homogenizing pipe 122 extending from one end of the feeding pipe 121 close to the pipe body 11 into the pipe body 11, and a plurality of discharging pores 123 disposed in the homogenizing pipe 122.
The material equalizing pipe 122 is spirally wound in spiral rings 1221 along the circumferential direction of the pipe body 11, and a gap 1222 is formed between two adjacent spiral rings 1221 along the radial direction of the pipe body 11.
The discharging fine holes 123 penetrate through one side of the homogenizing pipe 122 far away from the feeding end of the pipeline body 11 and are arranged in an array; the pure slurry passes through the homogenizing pipe 122 from the feeding end through the gap 1222, the petrochemical additive flows out from the feeding pipe 121 through the discharging fine holes 123 and is mixed with the pure slurry passing through the homogenizing pipe 122, and the structure is mixed more uniformly.
The annular flow mixing plate 13 is used for enabling the pure slurry mixed in the pipeline main body 11 and the petrochemical additive to generate vortex and turbulent flow, and further enabling the pure slurry and the petrochemical additive to be mixed more uniformly.
And step S4, sequentially carrying out petrochemical processing, fibrillation, pulp mixing and lapping, and molding, and then rolling to obtain the corrugated core paper.
Compared with the prior art, the method for producing corrugated medium paper by using the waste paper box has the advantages that in the process of conveying the pure slurry and the petrochemical additive to the petrochemical reaction kettle by using the conveying pipeline for mixing, the feeding device comprises a feeding pipe which penetrates through the pipeline body along the radial direction perpendicular to the pipeline body and enables the connection part of the feeding pipe and the pipeline body to form sealing, a homogenizing pipe which extends into the pipeline body from one end of the feeding pipe close to the pipeline body, and a plurality of discharging pores which are arranged in the homogenizing pipe, the mixing pipe is spirally wound along the circumferential direction of the pipeline body to form a spiral shape, a gap is formed between every two adjacent spiral rings, and the discharging pores penetrate through one side, away from the feeding end of the pipeline body, of the mixing pipe and are arranged in an array mode. When the slurry is mixed, the pure slurry penetrates through the homogenizing pipe from the feeding end through the gap to reach the pipeline body part behind the homogenizing pipe along the flowing direction of the pure slurry, the petrochemical additive flows out from the feeding pipe through the discharging pores to reach the pipeline body part behind the homogenizing pipe, the pure slurry is divided into a plurality of strands through the gaps, the petrochemical additive is divided into a plurality of strands through the discharging pores, the mixing uniformity of the plurality of strands of pure slurry and the plurality of strands of petrochemical additive is better due to the mixing of the plurality of strands of pure slurry and the plurality of strands of petrochemical additive, so that the quality of a finished product is effectively improved, and the mixing uniformity is further improved through the annular mixed flow plate; the structure can ensure that the pure slurry and the petrochemical additive are more uniformly mixed, so that the speed of injecting the pure slurry and the petrochemical additive into the pipeline body is improved, and the production efficiency is improved; most raw materials are made of waste paper boxes, so that the production cost is effectively reduced.
While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.
Claims (5)
1. A method for producing corrugated medium paper using waste paper boxes, comprising the steps of:
step S1, pulping the second-hand leather by a pulper to prepare leather fiber pulp for the papermaking standard, and enabling the pulp forming concentration of the leather fiber pulp to be 7% -8%;
step S2, cutting the second-hand waste paper box into blocks through a slitting machine, sequentially pulping, deslagging, screening and purifying to obtain pure pulp, wherein the pulping beating degree of the pure pulp is 50-60 DEG SR, and the pulping concentration is 8-10%;
s3, conveying the pure slurry and the petrochemical additive to a petrochemical reaction kettle by using a conveying pipeline, wherein the flow speed of the pure slurry in the conveying pipeline with the inner diameter of 30-35cm is 5-10 m/min, and the injection speed of the petrochemical additive is 100-110 g/min;
wherein, the petrochemical additive comprises the following components in percentage by weight: 3-5% of polyarylsulfone; 3-5% of aluminum sulfate; 30-50% of talcum powder; alcohol-soluble phenolic resin powder and the balance;
the conveying pipeline comprises a pipeline body, a feeding device and an annular mixed flow plate, wherein the feeding device extends into the pipeline body from the position, 30-50cm away from the feeding end of the pipeline body, the annular mixed flow plate is arranged on one side, away from the feeding end of the pipeline body, of the feeding device at intervals, and the annular mixed flow plate is used for enabling the pure slurry mixed in the pipeline body and the petrochemical auxiliary agent to generate vortex and turbulent flow; the material adding device comprises a material adding pipe which penetrates through the pipeline body along the radial direction perpendicular to the pipeline body and enables the connection part of the material adding pipe and the pipeline body to form sealing, a material homogenizing pipe which extends into the pipeline body from one end, close to the pipeline body, of the material adding pipe, and a plurality of discharging pores which are arranged in the material homogenizing pipe, wherein the material homogenizing pipe is spirally and circularly arranged along the circumferential direction of the pipeline body to form a spiral shape, a gap is formed between every two adjacent spiral rings along the radial direction of the pipeline body, and the discharging pores penetrate through one side, away from the feeding end of the pipeline body, of the material homogenizing pipe and are arranged in an array; the pure slurry penetrates through the homogenizing pipe from the feeding end through the gap, and the petrochemical additive flows out from the feeding pipe through the discharging fine holes and is mixed with the pure slurry penetrating through the homogenizing pipe;
and step S4, sequentially carrying out petrochemical processing, fibrillation, pulp mixing and lapping, and molding, and then rolling to obtain the corrugated core paper.
2. The method for manufacturing corrugated medium paper using waste paper boxes according to claim 1, wherein the flow of the virgin pulp in the transportation pipe having an inner diameter of 32cm is 9 m/min and the injection speed of the petrochemical process agent is 110 g/min in step S3.
3. The method for manufacturing corrugated medium paper using waste paper boxes according to claim 1, wherein the flow of the virgin pulp in the transportation pipe having an inner diameter of 30cm is 10 m/min and the injection speed of the petrochemical process agent is 105 g/min in step S3.
4. The method for manufacturing corrugated medium paper using waste paper boxes according to claim 1, wherein the flow of the virgin pulp in the transportation pipe having an inner diameter of 35cm is 6 m/min and the injection speed of the petrochemical process agent is 105 g/min in the step S3.
5. The method for manufacturing corrugated medium paper using waste paper boxes according to claim 1, wherein the flow of the virgin pulp in the transportation pipe having an inner diameter of 35cm is 5 m/min and the injection speed of the petrochemical process agent is 100 g/min in step S3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011038319.5A CN112211019A (en) | 2020-09-28 | 2020-09-28 | Method for producing corrugated medium paper by using waste paper box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011038319.5A CN112211019A (en) | 2020-09-28 | 2020-09-28 | Method for producing corrugated medium paper by using waste paper box |
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| Publication Number | Publication Date |
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| CN112211019A true CN112211019A (en) | 2021-01-12 |
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| CN202011038319.5A Withdrawn CN112211019A (en) | 2020-09-28 | 2020-09-28 | Method for producing corrugated medium paper by using waste paper box |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010028573A1 (en) * | 2010-05-05 | 2011-11-10 | Voith Patent Gmbh | mixing process |
| CN202446994U (en) * | 2011-12-30 | 2012-09-26 | 中国石油化工股份有限公司 | Structure for improving mixing effect of gas mixing equipment |
| CN204320118U (en) * | 2014-12-10 | 2015-05-13 | 刘英聚 | A kind of mixing apparatus |
| CN107905018A (en) * | 2017-11-15 | 2018-04-13 | 东莞顺裕纸业有限公司 | A kind of process for cleanly preparing using litter decoration production corrugating medium |
| CN108295689A (en) * | 2018-01-09 | 2018-07-20 | 中石化上海工程有限公司 | The static mixer of ethylene and oxygen |
| CN108310989A (en) * | 2018-01-09 | 2018-07-24 | 中石化上海工程有限公司 | The Fast Mixing Equipment of ethylene and oxygen |
| CN108355505A (en) * | 2018-01-09 | 2018-08-03 | 中石化上海工程有限公司 | The on-line mixing equipment of alkene and oxygen |
| CN211302924U (en) * | 2019-11-02 | 2020-08-21 | 程玉妹 | Circulating mixing of colors device of dyestuff based on clothing printing and dyeing |
-
2020
- 2020-09-28 CN CN202011038319.5A patent/CN112211019A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010028573A1 (en) * | 2010-05-05 | 2011-11-10 | Voith Patent Gmbh | mixing process |
| CN202446994U (en) * | 2011-12-30 | 2012-09-26 | 中国石油化工股份有限公司 | Structure for improving mixing effect of gas mixing equipment |
| CN204320118U (en) * | 2014-12-10 | 2015-05-13 | 刘英聚 | A kind of mixing apparatus |
| CN107905018A (en) * | 2017-11-15 | 2018-04-13 | 东莞顺裕纸业有限公司 | A kind of process for cleanly preparing using litter decoration production corrugating medium |
| CN108295689A (en) * | 2018-01-09 | 2018-07-20 | 中石化上海工程有限公司 | The static mixer of ethylene and oxygen |
| CN108310989A (en) * | 2018-01-09 | 2018-07-24 | 中石化上海工程有限公司 | The Fast Mixing Equipment of ethylene and oxygen |
| CN108355505A (en) * | 2018-01-09 | 2018-08-03 | 中石化上海工程有限公司 | The on-line mixing equipment of alkene and oxygen |
| CN211302924U (en) * | 2019-11-02 | 2020-08-21 | 程玉妹 | Circulating mixing of colors device of dyestuff based on clothing printing and dyeing |
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Application publication date: 20210112 |