CN112934143A - Device and method for reducing viscosity of rapeseed oil residue by using ultrasonic wave assistance - Google Patents
Device and method for reducing viscosity of rapeseed oil residue by using ultrasonic wave assistance Download PDFInfo
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- CN112934143A CN112934143A CN202110131386.XA CN202110131386A CN112934143A CN 112934143 A CN112934143 A CN 112934143A CN 202110131386 A CN202110131386 A CN 202110131386A CN 112934143 A CN112934143 A CN 112934143A
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- rapeseed oil
- oil residue
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- 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
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
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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
- B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
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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
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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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
- B01F27/92—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
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
- B01F35/41—Mounting or supporting stirrer shafts or stirrer units on receptacles
- B01F35/411—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft
- B01F35/4111—Mounting or supporting stirrer shafts or stirrer units on receptacles by supporting only one extremity of the shaft at the top of the receptacle
-
- 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
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- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention discloses a device and a method for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance, wherein the preparation method comprises the following steps: i, taking a proper amount of rapeseed oil residue, placing the rapeseed oil residue in a reactor, adding a proper amount of bleaching agent, adding acetic acid to adjust the pH value of the mixture to 3.6-4.4, and heating to 36-44 ℃; II, stirring the mixed material and treating the mixed material for 15 minutes by ultrasonic waves, wherein the power of the ultrasonic waves is 120W; III, continuing to heat the mixed material after the ultrasonic treatment is finished and maintaining the temperature for 20 minutes; IV, after heating, adding a proper amount of water for washing, repeating the washing for 3-6 times, and taking out an upper-layer substance during the washing to obtain the rapeseed oil residue with lower viscosity; the preparation equipment comprises a box body, wherein a stirring mechanism for stirring the mixed material is arranged in the box body, and a lifting mechanism for lifting the cover plate is arranged in the box body.
Description
Technical Field
The invention relates to the technical field of a device and a method for reducing the viscosity of rapeseed oil, in particular to a device and a method for reducing the viscosity of rapeseed oil residue by using ultrasonic assistance.
Background
Rapeseed oil is commonly called rapeseed oil, also called rapeseed oil, coriander oil, canola oil, sesame oil and canola oil, and is edible oil squeezed from rapeseed. Is one of the main edible oils in China, is mainly produced in Yangtze river basin, southwest and northwest areas and the like, has the top yield in the world, and rapeseed oil residue is a byproduct of hydration degumming of rapeseed crude oil.
The conventional rapeseed oil residue contains a lot of impurities, and after neutral oil is recovered, the impurities are treated as waste, so that useful substances in the rapeseed oil residue are wasted, and the rapeseed oil residue has high viscosity, so that the extraction and processing of the useful substances in the rapeseed oil residue are difficult.
Therefore, the device and the method for reducing the viscosity of the rapeseed oil residue by using ultrasonic wave assistance are provided to solve the problems.
Disclosure of Invention
The invention aims to solve the problems that the viscosity of rapeseed oil residue is high and extraction of useful substances in the rapeseed oil residue is inconvenient in the prior art, and provides a device and a method for reducing the viscosity of the rapeseed oil residue by using ultrasonic assistance.
In order to achieve the purpose, the invention adopts the following technical scheme:
a device and a method for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance comprise the following steps:
taking a proper amount of rapeseed oil residue by weight, placing the rapeseed oil residue in a reactor, adding a proper amount of bleaching agent, adding acetic acid to adjust the pH value of the mixture to 3.6-4.4, and heating the mixture to 36-44 ℃;
II, stirring the mixed material and treating the mixed material for 15 minutes by ultrasonic waves, wherein the power of the ultrasonic waves is 120W;
III, continuing to heat the mixed material after the ultrasonic treatment is finished and maintaining the temperature for 20 minutes;
and IV, after heating, adding a proper amount of water for washing, repeating the washing for 3-6 times, and taking out the floating upper-layer substances during the washing to obtain the rapeseed oil residue with lower viscosity.
Preferably, the ratio of the bleaching agent to the rapeseed oil residue in step i is 1 ml: (0.13-0.20) g.
Preferably, the ratio of rapeseed oil residue to water in step IV is 1 g: (2-5) ml.
The utility model provides an utilize supplementary device that reduces rapeseed oil foot viscosity of ultrasonic wave, the power distribution box comprises a box body, the top of box is equipped with the diaphragm, the diaphragm is through two riser fixed connection, two with the upper end of box sliding connection has the apron between the riser, be equipped with the elevating system who is used for going up and down to the apron in the box, be equipped with the rabbling mechanism that is used for stirring the misce bene material on the apron, inlay in the box and be equipped with the polylith heated board, two feeder hoppers of the lateral wall fixedly connected with of box, two the feeder hopper all communicates with the box is internal, fixed mounting has ultrasonic transmitter and ultrasonic receiver in the box.
Preferably, elevating system is including setting up the cavity in the box, vertical rotation is connected with two threaded rods in the cavity, two the upper end of threaded rod all rotates to run through the box and rotates with the lower extreme of diaphragm and be connected, the first motor of upper end fixedly connected with of diaphragm, the drive shaft of first motor rotates to run through the diaphragm and rather than the coaxial fixed connection of a threaded rod, two the equal screw thread of threaded rod runs through the apron setting, two the part that the threaded rod is located the cavity is passed through the drive mechanism transmission and is connected.
Preferably, the transmission mechanism comprises two belt pulleys, the two belt pulleys are respectively and fixedly connected with the two threaded rods in a coaxial manner, and the two belt pulleys are in transmission connection through a belt.
Preferably, the stirring mechanism comprises a groove arranged at the lower end of the cover plate, a rotary disc is rotationally connected in the groove, the upper end of the cover plate is fixedly connected with a second motor, a driving shaft of the second motor penetrates through the cover plate in a rotating way and is coaxially and fixedly connected with the turntable, the lower end of the rotating disc is coaxially and fixedly connected with a stirring shaft, the outside of the stirring shaft is fixedly connected with a helical blade, two driving grooves are arranged on the side wall of the turntable, rotating rods are rotatably connected in the two driving grooves, gears are coaxially and fixedly connected outside the two rotating rods, the inner side wall of the groove is provided with an annular tooth socket meshed with two gears, the lower ends of the two rotating rods are rotatably arranged through the turntable, the outer side walls of the two rotating rods are fixedly connected with a plurality of stirring blades, the lower extreme fixedly connected with fixed plate of (mixing) shaft, two the lower extreme of dwang all is connected with the upper end rotation of fixed plate.
Preferably, a plurality of stirring blades outside the same rotating rod are distributed in an even array.
Compared with the prior art, the invention has the beneficial effects that:
through adopting the ultrasonic wave to handle the misce bene to through carrying out abundant stirring to it, the effectual reaction time who shortens the misce bene has improved reaction efficiency, and through reaction treatment, the effectual viscosity that reduces the rapeseed oil foot moreover, thereby be convenient for extract the useful material in the rapeseed oil foot, improved the extraction efficiency and the utilization ratio of rapeseed oil foot.
The invention improves the reaction efficiency of the mixed materials and reduces the viscosity of the rapeseed oil residue.
Drawings
FIG. 1 is a front perspective view of an apparatus for reducing the viscosity of rapeseed oil residue by ultrasonic wave assistance according to the present invention;
FIG. 2 is a perspective view showing the side structure of an apparatus for reducing the viscosity of rapeseed oil residue by ultrasonic wave assistance according to the present invention.
In the figure: the device comprises a box body 1, a transverse plate 2, a vertical plate 3, a cover plate 4, a lifting mechanism 5, a stirring mechanism 6, a heat-insulating plate 7, a feed hopper 8, a cavity 9, a threaded rod 10, a first motor 11, a transmission mechanism 12, a belt pulley 13, a groove 14, a rotary table 15, a second motor 16, a stirring shaft 17, a spiral blade 18, a driving groove 19, a rotating rod 20, a gear 21, a stirring blade 22, a fixing plate 23, an ultrasonic transmitter 24 and an ultrasonic receiver 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
A method for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance comprises the following steps:
taking a proper amount of rapeseed oil residue by weight, placing the rapeseed oil residue in a reactor, adding a proper amount of bleaching agent, adding acetic acid to adjust the pH value of the mixture to 3.6-4.4, and heating the mixture to 36-44 ℃;
II, stirring the mixed material and treating the mixed material for 15 minutes by ultrasonic waves, wherein the power of the ultrasonic waves is 120W;
III, continuing to heat the mixed material after the ultrasonic treatment is finished and maintaining the temperature for 20 minutes;
and IV, after heating, adding a proper amount of water for washing, repeating the washing for 3-6 times, and taking out the floating upper-layer substances during the washing to obtain the rapeseed oil residue with lower viscosity. In addition, the proportion of the bleaching agent to the rapeseed oil residue in the step I is 1 ml: (0.13-0.20) g, wherein the ratio of the rapeseed oil residue to the water in the step IV is 1 g: (2-5) ml.
Referring to fig. 1-2, a device for reducing viscosity of rapeseed oil residue by using ultrasonic assistance, comprising a box body 1, a transverse plate 2 is arranged above the box body 1, the transverse plate 2 is fixedly connected with the upper end of the box body 1 through two vertical plates 3, a cover plate 4 is slidably connected between the two vertical plates 3, an elevating mechanism 5 for lifting the cover plate 4 is arranged in the box body 1, it needs to be explained that the elevating mechanism 5 comprises a cavity 9 arranged in the box body 1, two threaded rods 10 are vertically and rotatably connected in the cavity 9, the upper ends of the two threaded rods 10 are rotatably connected with the lower end of the transverse plate 2 and penetrate through the box body 1, a first motor 11 is fixedly connected with the upper end of the transverse plate 2, a drive shaft of the first motor 11 is rotatably connected with the transverse plate 2 in a coaxial and fixed manner, and one of the threaded rods 10 is coaxially connected.
In the invention, the parts of the two threaded rods 10 positioned in the cavity 9 are in transmission connection through a transmission mechanism 12, further, the transmission mechanism 12 comprises two belt pulleys 13, the two belt pulleys 13 are respectively and coaxially and fixedly connected with the two threaded rods 10, the two belt pulleys 13 are in transmission connection through a belt, the cover plate 4 is provided with a stirring mechanism 6 for stirring a mixed material, it is noted that the stirring mechanism 6 comprises a groove 14 arranged at the lower end of the cover plate 4, the groove 14 is rotatably connected with a rotary table 15, the upper end of the cover plate 4 is fixedly connected with a second motor 16, a driving shaft of the second motor 16 penetrates through the cover plate 4 and is coaxially and fixedly connected with the rotary table 15, the lower end of the rotary table 15 is coaxially and fixedly connected with a stirring shaft 17, the stirring shaft 17 is externally and fixedly connected with a helical blade 18.
In the invention, two drive grooves 19 are both rotatably connected with rotating rods 20, two rotating rods 20 are both coaxially and fixedly connected with gears 21, annular tooth grooves meshed with the two gears 21 are formed in the inner side walls of grooves 14, the lower ends of the two rotating rods 20 are both rotatably arranged to penetrate through a turntable 15, a plurality of stirring blades 22 are both fixedly connected to the outer side walls of the two rotating rods 20, it is worth mentioning that the stirring blades 22 positioned outside the same rotating rod 20 are uniformly distributed in an array manner, a fixing plate 23 is fixedly connected to the lower end of a stirring shaft 17, the lower ends of the two rotating rods 20 are both rotatably connected with the upper end of the fixing plate 23, a plurality of insulation boards 7 are embedded in a box body 1, two feed hoppers 8 are fixedly connected to the outer side walls of the box body 1, the two feed hoppers 8 are both communicated with the inside of the.
When the invention is used, proper amount of rapeseed oil, bleaching agent and acetic acid are placed in a box body 1, then the rapeseed oil, bleaching agent and acetic acid are heated to 36-44 ℃ through a plurality of heat insulation plates, at the moment, a first motor 11 drives one of threaded rods 10 to rotate, one of the threaded rods 10 drives the other threaded rod 10 to rotate through two belt pulleys 13 and belts, the two threaded rods 10 drive a cover plate 4 to lift, the cover plate 4 drives a rotating rod 20 and a stirring shaft 17 to lift until the box body 1 is tightly covered by a high plate 4, at the moment, a rotating disk 15 is driven to rotate through a second motor, the rotating disk 15 drives the stirring shaft 17 to rotate, meanwhile, the two rotating rods 20 rotate under the action of two gears 21, the materials can be fully stirred, then the ultrasonic transmitter 24 transmits ultrasonic waves to treat the materials for 15 minutes, after the treatment, the stirring is stopped, and then lifting the cover plate 4, washing with water, and taking the upper-layer substance after washing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The method for reducing the viscosity of the rapeseed oil residue by using ultrasonic wave assistance is characterized by comprising the following steps of:
taking a proper amount of rapeseed oil residue by weight, placing the rapeseed oil residue in a reactor, adding a proper amount of bleaching agent, adding acetic acid to adjust the pH value of the mixture to 3.6-4.4, and heating the mixture to 36-44 ℃;
II, stirring the mixed material and treating the mixed material for 15 minutes by ultrasonic waves, wherein the power of the ultrasonic waves is 120W;
III, continuing to heat the mixed material after the ultrasonic treatment is finished and maintaining the temperature for 20 minutes;
and IV, after heating, adding a proper amount of water for washing, repeating the washing for 3-6 times, and taking out the floating upper-layer substances during the washing to obtain the rapeseed oil residue with lower viscosity.
2. The device and the method for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance according to claim 1 are characterized in that: the proportion of the bleaching agent to the rapeseed oil residue in the step I is 1 ml: (0.13-0.20) g.
3. The device and the method for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance according to claim 1 are characterized in that: in the step IV, the ratio of the rapeseed oil residue to the water is 1 g: (2-5) ml.
4. An apparatus for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance, which realizes the method according to claim 1, comprises a box body (1), and is characterized in that: the top of box (1) is equipped with diaphragm (2), diaphragm (2) and the upper end of box (1) are through two riser (3) fixed connection, two sliding connection has apron (4) between riser (3), be equipped with in box (1) and be used for carrying out elevating system (5) that go up and down to apron (4), be equipped with on apron (4) and be used for carrying out rabbling mechanism (6) that stir to the misce bene material, the embedded polylith heated board (7) that are equipped with in box (1), two feeder hoppers (8) of lateral wall fixedly connected with of box (1), two feeder hopper (8) all are linked together with box (1) is inside, box (1) internal fixation has ultrasonic transmitter (24) and ultrasonic receiver (25).
5. The device for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance as claimed in claim 4, characterized in that: elevating system (5) is including setting up cavity (9) in box (1), vertical rotation is connected with two threaded rods (10), two in cavity (9) the upper end of threaded rod (10) all rotates to run through box (1) and rotates with the lower extreme of diaphragm (2) and be connected, the first motor (11) of upper end fixedly connected with of diaphragm (2), the drive shaft of first motor (11) rotate run through diaphragm (2) and with one of them threaded rod (10) coaxial fixed connection, two the equal screw thread of threaded rod (10) runs through apron (4) and sets up, two the part that threaded rod (10) are located cavity (9) is connected through drive mechanism (12) transmission.
6. The device for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance as claimed in claim 5, characterized in that: drive mechanism (12) include two belt pulleys (13), two belt pulley (13) are connected through belt transmission with two threaded rod (10) coaxial fixed connection respectively between two belt pulleys (13).
7. The device for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance as claimed in claim 4, characterized in that: the stirring mechanism (6) comprises a groove (14) arranged at the lower end of the cover plate (4), a rotary plate (15) is connected in the groove (14) in a rotating manner, a second motor (16) is fixedly connected to the upper end of the cover plate (4), a driving shaft of the second motor (16) is rotated to penetrate through the cover plate (4) and be fixedly connected with the rotary plate (15) in a coaxial manner, a stirring shaft (17) is fixedly connected to the lower end of the rotary plate (15) in a coaxial manner, helical blades (18) are fixedly connected to the outer side of the stirring shaft (17), two driving grooves (19) are formed in the side wall of the rotary plate (15), two rotating rods (20) are rotatably connected in the driving grooves (19), two gears (21) are fixedly connected in an outer coaxial manner, annular tooth grooves meshed with the two gears (21) are formed in the inner side wall of the groove (14), and the lower end of each rotating rod (20, two a plurality of stirring leaves (22) of the equal fixedly connected with of lateral wall of dwang (20), the lower extreme fixedly connected with fixed plate (23) of (mixing) shaft (17), two the lower extreme of dwang (20) all is connected with the upper end rotation of fixed plate (23).
8. The device for reducing the viscosity of rapeseed oil residue by using ultrasonic wave assistance according to claim 7, is characterized in that: a plurality of stirring blades (22) which are positioned at the same root outside the rotating rod (20) are distributed in an even array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110131386.XA CN112934143A (en) | 2021-01-30 | 2021-01-30 | Device and method for reducing viscosity of rapeseed oil residue by using ultrasonic wave assistance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110131386.XA CN112934143A (en) | 2021-01-30 | 2021-01-30 | Device and method for reducing viscosity of rapeseed oil residue by using ultrasonic wave assistance |
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| CN112934143A true CN112934143A (en) | 2021-06-11 |
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| CN202110131386.XA Pending CN112934143A (en) | 2021-01-30 | 2021-01-30 | Device and method for reducing viscosity of rapeseed oil residue by using ultrasonic wave assistance |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150144480A1 (en) * | 2012-05-15 | 2015-05-28 | Exploiter Molybdenum Co., Ltd. | Industrial microwave ultrasonic reactor |
| CN104987945A (en) * | 2015-06-23 | 2015-10-21 | 广西科技大学 | Technical method for lowering viscosity of rapeseed oil residues by means of ultrasonic assistance |
| CN207856826U (en) * | 2017-12-12 | 2018-09-14 | 湛江市农海科技有限公司 | A kind of Water soluble fertilizer vacuumizes agitator tank |
| CN208852765U (en) * | 2018-09-19 | 2019-05-14 | 福建鑫豪高新材料科技有限公司 | A kind of vanadium-nitrogen alloy raw material mixed stirring device rabbling mechanism |
| CN209952870U (en) * | 2019-05-10 | 2020-01-17 | 南雄科田化工有限公司 | Synthesizer of polyurethane acrylate dispersion |
| CN210814812U (en) * | 2019-09-12 | 2020-06-23 | 上海复旦奥医医学科技有限公司 | High-speed blendor is used in production of nutrition powder |
| CN211487628U (en) * | 2019-11-01 | 2020-09-15 | 上海臻臣化妆品有限公司 | Wax-free cream-shaped cosmetic preparation device |
| CN211487686U (en) * | 2019-12-27 | 2020-09-15 | 无锡嘉宪石化装备有限公司 | External coil heating type reaction kettle |
-
2021
- 2021-01-30 CN CN202110131386.XA patent/CN112934143A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150144480A1 (en) * | 2012-05-15 | 2015-05-28 | Exploiter Molybdenum Co., Ltd. | Industrial microwave ultrasonic reactor |
| CN104987945A (en) * | 2015-06-23 | 2015-10-21 | 广西科技大学 | Technical method for lowering viscosity of rapeseed oil residues by means of ultrasonic assistance |
| CN207856826U (en) * | 2017-12-12 | 2018-09-14 | 湛江市农海科技有限公司 | A kind of Water soluble fertilizer vacuumizes agitator tank |
| CN208852765U (en) * | 2018-09-19 | 2019-05-14 | 福建鑫豪高新材料科技有限公司 | A kind of vanadium-nitrogen alloy raw material mixed stirring device rabbling mechanism |
| CN209952870U (en) * | 2019-05-10 | 2020-01-17 | 南雄科田化工有限公司 | Synthesizer of polyurethane acrylate dispersion |
| CN210814812U (en) * | 2019-09-12 | 2020-06-23 | 上海复旦奥医医学科技有限公司 | High-speed blendor is used in production of nutrition powder |
| CN211487628U (en) * | 2019-11-01 | 2020-09-15 | 上海臻臣化妆品有限公司 | Wax-free cream-shaped cosmetic preparation device |
| CN211487686U (en) * | 2019-12-27 | 2020-09-15 | 无锡嘉宪石化装备有限公司 | External coil heating type reaction kettle |
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Application publication date: 20210611 |