CN112076704A - Vertical reaction kettle with transverse stirring shaft and vertical stirring shaft - Google Patents
Vertical reaction kettle with transverse stirring shaft and vertical stirring shaft Download PDFInfo
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- CN112076704A CN112076704A CN202010908837.1A CN202010908837A CN112076704A CN 112076704 A CN112076704 A CN 112076704A CN 202010908837 A CN202010908837 A CN 202010908837A CN 112076704 A CN112076704 A CN 112076704A
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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
- B01J19/18—Stationary reactors having moving elements inside
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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
- B01J19/0006—Controlling or regulating processes
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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
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
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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
- B01J19/0053—Details of the reactor
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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
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
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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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention relates to a vertical reaction kettle with a transverse stirring shaft and a vertical stirring shaft, which comprises a kettle body, a stirrer and a water suction pump, wherein the stirrer comprises a vertical rotating shaft, a liquid pumping channel is arranged in the vertical rotating shaft, the vertical rotating shaft is rotatably connected with the transverse rotating shaft, the transverse rotating shaft is connected with a driven conical gear positioned in the liquid pumping channel, the driven conical gear is meshed with a driving conical gear, the driving conical gear is connected with a vertical rotating shaft positioned in the liquid pumping channel, the vertical rotating shaft is fixedly connected with a driving blade which is driven by liquid flow flowing through the liquid pumping channel and rotates by taking the vertical rotating shaft as a shaft, the transverse rotating shaft is connected with a stirring blade of a transverse rotating shaft part, the inlet end of the water suction pump is connected with the upper end of the liquid pumping channel, the outlet end of the water suction pump is communicated with the kettle body. The invention has the effect of effectively preventing materials from precipitating and solves the problem that the materials are easy to precipitate because the stirring blade of the existing vertical reaction kettle only can rotate by a vertical shaft.
Description
Technical Field
The invention relates to a reaction kettle, in particular to a vertical reaction kettle with a transverse stirring shaft and a vertical stirring shaft.
Background
The reaction kettle is a container for physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized through the structural design and parameter configuration of the container. The reation kettle includes the cauldron body and carries out the agitator that stirs to the material that stores in the cauldron body, and the internal electric heater that is located cauldron body bottom that is equipped with of cauldron, agitator include perpendicular pivot, connect perpendicular pivot portion stirring vane and the perpendicular pivot pivoted agitator motor of drive on perpendicular pivot. The existing reaction kettle has the following defects: when setting up to vertical, the (mixing) shaft only can be designed for following vertical extension, and the gravity of material can not be overcome to the stirring power, and stirring in-process material produces easily to deposit and leads to mixing inhomogeneous.
Disclosure of Invention
The invention provides a vertical reaction kettle provided with a transverse stirring shaft and a vertical stirring shaft, which can effectively prevent materials from precipitating, and solves the problem that the materials are easy to precipitate because the stirring blades of the existing vertical reaction kettle only can rotate by a vertical shaft.
The technical problem is solved by the following technical scheme: the utility model provides an establish horizontal (mixing) shaft and vertical (mixing) shaft's vertical reaction kettle, includes the cauldron body and carries out the agitator that stirs to the material that stores in the cauldron body, the internal electric heater that is located cauldron body bottom that is equipped with of cauldron, the agitator includes vertical pivot, connects on vertical pivot vertical shaft portion stirring vane and the vertical pivot pivoted agitator motor of drive, its characterized in that still includes the suction pump, be equipped with the drawing liquid passageway in the vertical pivot, the last rotation of vertical pivot is connected with horizontal pivot, be connected with in the horizontal pivot and be located the driven bevel gear in the drawing liquid passageway, the meshing has initiative bevel gear on the driven bevel gear, initiative bevel gear is connected with the vertical pivot that is located the drawing liquid passageway, the rigid coupling has the liquid stream that flows through the drawing liquid passageway to drive and use vertical pivot as the pivoted drive vane, be connected with horizontal pivot portion stirring vane on the horizontal pivot, the entrance point of suction pump with the upper end of drawing liquid passageway links together, the exit end of suction pump is with cauldron body intercommunication, the lower extreme of drawing liquid passageway is equipped with the inlet. During the use, the suction pump makes the internal circulation of runner cauldron again behind the internal material entering drawing liquid passageway of cauldron, and the material can drive the driving vane rotation when flowing through drawing liquid passageway under the effect of suction pump to make vertical pivot drive horizontal rotating shaft rotate and drive horizontal rotating shaft portion blade and rotate, the rotation direction of horizontal rotating shaft portion blade can overcome the weight of material and the material stirring of cauldron body bottom, thereby play the effect that prevents to deposit. The stirring motor drives the vertical rotating shaft to rotate, and the stirring blade on the vertical rotating shaft part is used for stirring. The circulation of the material can also drive the effect of improving the stirring effect.
Preferably, the upper end of the vertical rotating shaft is rotatably inserted into the liquid outlet ring, an annular groove extending along the circumferential direction of the vertical rotating shaft is formed in the inner circumferential surface of the liquid outlet ring, the opening of the annular groove is closed by the vertical rotating shaft, a plurality of vertical rotating shaft communicating holes communicating the annular groove with the liquid pumping channel are formed in the circumferential surface of the vertical rotating shaft, a liquid outlet hole of the liquid outlet ring part penetrating through the surface of the liquid outlet ring is formed in the annular surface, and the inlet end of the water suction pump is connected with the liquid outlet hole of the liquid outlet ring part in a sealing manner to achieve communication with the liquid pumping channel. This setting can prevent that the stirring of agitator is interfered in drawing water of suction pump.
Preferably, the lower end of the liquid pumping channel penetrates through the lower end surface of the vertical rotating shaft to form the liquid inlet, and the liquid inlet is provided with a filter plate. Can prevent the particle blocking of the pumping channel and the pumping pump caused by dissolution and the like.
Preferably, the bottom wall of the kettle body is provided with a scraping strip supported on the lower surface of the filter plate. The filter rotates together when perpendicular pivot is rotatory, and the rotatory result is for making the scraping strip scrape the filter lower surface to prevent that the filter from producing blocking phenomenon.
Preferably, the lower end of the vertical rotating shaft is supported on the hanging strip. The connection reliability of the vertical rotating shaft can be improved.
Preferably, every two of the transverse rotating shafts are located on the same straight line, and the two transverse rotating shafts located on the same straight line are driven by the same driven bevel gear. The structure is compact, the running stability and the connection reliability are good.
Preferably, a suspension block is arranged in the liquid pumping channel, and the vertical rotating shaft is rotatably connected to the suspension block. The connection reliability of the vertical rotating shaft can be improved.
The invention also comprises a three-way valve, the stirring motor comprises a motor shell, a stator connected in the motor shell, a rotor penetrating in the stator and a motor rotating shaft connected on the rotor, one end of the motor shell is connected with a front end cover, the other end of the motor shell is connected with a rear end cover, a rotating shaft part flow passage communicated with the liquid pumping channel is arranged in the motor rotating shaft, a front end cover part inner cavity is arranged in the front end cover, a front end cover part liquid outlet hole penetrating through the surface of the front end cover is arranged in the front end cover part inner cavity, a rear end cover part inner cavity is arranged in the rear end cover, a plurality of shell part flow passages communicated with the front end cover part inner cavity and the rear end cover part inner cavity are arranged in the motor shell, the rear end cover is sealed on the motor rotating shaft, the rear end cover part inner cavity penetrates through the inner peripheral surface of the rear end cover, a plurality of, the three-way valve is provided with a three-way valve outlet, a first three-way valve inlet and a second three-way valve inlet, the first three-way valve inlet is in sealed butt joint with the liquid outlet hole of the liquid outlet ring part, the second three-way valve inlet is in sealed butt joint with the liquid outlet hole of the front end cover part, and the inlet of the water pump is in sealed butt joint with the three-way valve outlet. When the temperature of material is low and can regard when the coolant liquid to use, three-way valve second import and three-way valve export intercommunication, the material flows through liquid pump of drawing liquid to the end behind pivot portion runner, rear end cap portion inner chamber, shell portion runner and front end cap portion inner chamber this moment, plays and carries out refrigerated effect to the motor. When the temperature of material is high and can not be to the motor cooling, the first import of three-way valve is with three-way valve export intercommunication, and the material does not get into the motor this moment. The motor can be cooled by the material at low temperature, and the heat dissipation of the motor is not interfered when the material is at high temperature.
Preferably, the stirring motor is in a vertical state, the stirring motor is supported on the top wall of the kettle body through the liquid outlet ring, and the upper end of the vertical rotating shaft is connected with the rotating shaft of the motor. The heat dissipation effect of the motor can be improved.
The invention has the following advantages: the stirring blades rotate by taking the vertical rotating shaft as an axis and also rotate by taking the horizontal shaft as an axis, so that the materials can be prevented from being precipitated; the materials can be sucked from the bottom through the water suction pump to circulate, so that the anti-sedimentation effect can be further improved; the kinetic energy of rivers can be used for driving the horizontal axis rotation for the suction pump can enough play the effect that promotes hydrologic cycle in order to increase the stirring effect, can play the effect that drives the horizontal axis pivoted again.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the agitator;
fig. 3 is an enlarged schematic view of the upper part of the stirrer.
In the figure: the device comprises a kettle body 1, an electric heater 2, a vertical rotating shaft 3, a vertical rotating shaft stirring blade 4, a stirring motor 5, a liquid pumping channel 6, a liquid outlet ring 7, an annular groove 8, a vertical rotating shaft communicating hole 9, a liquid outlet ring part liquid outlet hole 10, a water suction pump 11, a filter plate 12, a scraping strip 13, an outlet 21 of the water suction pump, a transverse rotating shaft 22, a driven bevel gear 23, a driving bevel gear 24, a vertical rotating shaft 25, a driving blade 26, a transverse rotating shaft stirring blade 27, a suspension block 28, a three-way valve 29, a motor shell 31, a stator 32, a rotor 33, a motor rotating shaft 34, a front end cover 35, a rear end cover 36, a rotating shaft runner 37, a front end cover inner cavity 38, a front end cover liquid outlet hole 39, a rear end cover inner cavity 40, a shell part runner 41, a motor rotating shaft communicating hole 42, a three-way valve outlet 43.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 3, a vertical reaction kettle with a transverse stirring shaft and a vertical stirring shaft comprises a kettle body 1 and a stirrer for stirring materials stored in the kettle body. An electric heater 2 positioned at the bottom of the kettle body is arranged in the kettle body. The agitator includes vertical pivot 3, connects and is changeing epaxial vertical pivot portion stirring vane 4 and the vertical pivot pivoted agitator motor of drive 5 in the vertical pivot, and agitator motor is vertical to be set up. A liquid pumping channel 6 is arranged in the vertical rotating shaft, the upper end of the vertical rotating shaft can be rotatably arranged in the liquid outlet ring 7 in a penetrating way, and the inner circumferential surface of the liquid outlet ring is provided with an annular groove 8 which extends along the circumferential direction of the vertical rotating shaft. The vertical rotating shaft seals the opening of the annular groove, a plurality of vertical rotating shaft part communicating holes 9 which are communicated with the annular groove and the liquid pumping channel are arranged on the circumferential surface of the vertical rotating shaft, and a liquid outlet hole 10 of the liquid outlet ring part which is communicated with the surface of the liquid outlet ring is arranged in an annular direction. The inlet end of the water pump 11 is hermetically connected with the liquid outlet hole of the liquid outlet ring part. The lower end of the liquid pumping channel is communicated with the lower end surface of the vertical rotating shaft to form a liquid inlet, and the liquid inlet is provided with a filter plate 12. And the bottom wall of the kettle body is provided with a scraping strip 13 supported on the lower surface of the filter plate. The stirring motor is supported on the top wall of the kettle body through the liquid outlet ring, and the upper end of the vertical rotating shaft is connected with the rotating shaft of the motor. The outlet 21 of the water pump is positioned in the kettle body. The vertical rotating shaft is rotatably connected with a transverse rotating shaft 22, the transverse rotating shaft is connected with a driven conical gear 23 located in the liquid pumping channel, the driven conical gear is meshed with a driving conical gear 24, the driving conical gear is connected with a vertical rotating shaft 25 located in the liquid pumping channel, the vertical rotating shaft is fixedly connected with a driving blade 26 which is driven by liquid flow flowing through the liquid pumping channel and rotates by taking the vertical rotating shaft as a shaft, and the transverse rotating shaft is connected with a transverse rotating shaft part stirring blade 27. Every two transverse rotating shafts are located on the same straight line, and the two transverse rotating shafts located on the same straight line are driven by the same driven bevel gear. A suspension block 28 is arranged in the liquid pumping channel, and the vertical rotating shaft is rotatably connected to the suspension block. The lower end of the vertical rotating shaft is supported on the hanging strip. The present embodiment also includes a three-way valve 29. The stirring motor comprises a motor shell 31, a stator 32 connected in the motor shell, a rotor 33 penetrating in the stator and a motor rotating shaft 34 connected on the rotor, one end of the motor shell is connected with a front end cover 35, the other end of the motor shell is connected with a rear end cover 36, a rotating shaft part flow channel 37 communicated with a liquid pumping channel is arranged in the motor rotating shaft, a front end cover part inner cavity 38 is arranged in the front end cover, a front end cover part liquid outlet hole 39 penetrating through the surface of the front end cover is arranged in the front end cover part inner cavity, a rear end cover part inner cavity 40 is arranged in the rear end cover, a plurality of shell part flow channels 41 communicating the front end cover part inner cavity with the rear end cover part inner cavity are arranged in the motor shell, the rear end cover is sealed and sleeved on the motor rotating shaft, the rear end cover part inner cavity penetrates through the inner peripheral. The three-way valve is provided with a three-way valve outlet 43, a three-way valve first inlet 44 and a three-way valve second inlet 45, the three-way valve first inlet is in sealed butt joint with the liquid outlet hole of the liquid outlet ring part, the three-way valve second inlet is in sealed butt joint with the liquid outlet hole of the front end cover part, and the inlet of the water pump is in sealed butt joint with the three-way valve outlet.
In the use, when the drawing of water pump material, the material drives drive vane when flowing through the drawing of liquid passageway and removes the rotation of the vertical pivot of drive, and vertical pivot is rotated through the driven conical gear of initiative conical gear cooperation and drive horizontal pivot, and horizontal pivot drive horizontal pivot portion stirring vane rotates and stirs, and the material produces vertical rotation when this stirring effect can to overcome gravity and prevent to produce and deposit. When the temperature of the material is low and can be used as cooling liquid, the second inlet of the three-way valve is communicated with the outlet of the three-way valve, and the material flows through the motor to cool the motor; when the material temperature is high and can not be used for cooling the motor, make the first import of three-way valve and the export intercommunication of three-way valve, the material bypasses the motor and does not interfere the heat dissipation of motor during the circulation.
Claims (9)
1. The utility model provides an establish horizontal (mixing) shaft and vertical (mixing) shaft's vertical reaction kettle, includes the cauldron body and carries out the agitator that stirs to the material that stores in the cauldron body, the internal electric heater that is located cauldron body bottom that is equipped with of cauldron, the agitator includes vertical pivot, connects on vertical pivot vertical shaft portion stirring vane and the vertical pivot pivoted agitator motor of drive, its characterized in that still includes the suction pump, be equipped with the drawing liquid passageway in the vertical pivot, the last rotation of vertical pivot is connected with horizontal pivot, be connected with in the horizontal pivot and be located the driven bevel gear in the drawing liquid passageway, the meshing has initiative bevel gear on the driven bevel gear, initiative bevel gear is connected with the vertical pivot that is located the drawing liquid passageway, the rigid coupling has the liquid stream that flows through the drawing liquid passageway to drive and use vertical pivot as the pivoted drive vane, be connected with horizontal pivot portion stirring vane on the horizontal pivot, the entrance point of suction pump with the upper end of drawing liquid passageway links together, the exit end of suction pump is with cauldron body intercommunication, the lower extreme of drawing liquid passageway is equipped with the inlet.
2. The vertical reaction kettle with the horizontal stirring shaft and the vertical stirring shaft as recited in claim 1, wherein the upper end of the vertical rotation shaft is rotatably inserted into the liquid outlet ring, the inner peripheral surface of the liquid outlet ring is provided with an annular groove extending along the circumferential direction of the vertical rotation shaft, the vertical rotation shaft seals the opening of the annular groove, the peripheral surface of the vertical rotation shaft is provided with a plurality of vertical rotation shaft communication holes communicating the annular groove and the liquid pumping channel, the annular groove is provided with a liquid outlet hole of the liquid outlet ring part penetrating the surface of the liquid outlet ring, and the inlet end of the water pump is connected with the liquid outlet hole of the liquid outlet ring part in a sealing manner to realize communication with the liquid pumping channel.
3. The vertical reaction kettle with the horizontal stirring shaft and the vertical stirring shaft as claimed in claim 2, wherein the lower end of the liquid pumping channel penetrates the lower end surface of the vertical stirring shaft to form the liquid inlet, and the liquid inlet is provided with a filter plate.
4. The vertical reaction kettle with the horizontal stirring shaft and the vertical stirring shaft as recited in claim 3, wherein the bottom wall of the kettle body is provided with a scraping strip supported on the lower surface of the filter plate.
5. The vertical reaction kettle with the transverse stirring shaft and the vertical stirring shaft as claimed in claim 4, wherein the lower end of the vertical rotating shaft is supported on the hanging strip.
6. The vertical reaction kettle with the transverse stirring shaft and the vertical stirring shaft as claimed in claim 1, wherein the transverse rotating shafts are located on a straight line two by two, and two transverse rotating shafts located on the same straight line are driven by the same driven bevel gear.
7. The vertical reaction kettle with the transverse stirring shaft and the vertical stirring shaft as claimed in claim 1, wherein a suspension block is arranged in the liquid pumping channel, and the vertical rotating shaft is rotatably connected to the suspension block.
8. The vertical reaction kettle with the transverse stirring shaft and the vertical stirring shaft as claimed in claim 1, further comprising a three-way valve, wherein the stirring motor comprises a motor housing, a stator connected in the motor housing, a rotor penetrating in the stator, and a motor rotating shaft connected to the rotor, one end of the motor housing is connected with a front end cap, the other end is connected with a rear end cap, a rotating shaft part flow channel communicated with the liquid pumping channel is arranged in the motor rotating shaft, a front end cap part inner cavity is arranged in the front end cap, a front end cap part liquid outlet hole penetrating through the surface of the front end cap is arranged in the front end cap part inner cavity, a rear end cap part inner cavity is arranged in the rear end cap, a plurality of housing part flow channels communicating the front end cap part inner cavity and the rear end cap part inner cavity are arranged in the motor housing, a rear end cap sealing sleeve is arranged on the motor rotating shaft, and the, be equipped with the motor shaft portion intercommunicating pore of a plurality of intercommunication rear end cap portion inner chambers and pivot portion runners on motor shaft's global, the three-way valve is equipped with three-way valve export, the first import of three-way valve and three-way valve second import, the first import of three-way valve with go out liquid ring portion and go out the liquid hole sealed butt joint and be in the same place, three-way valve second import with front end cap portion goes out the liquid hole sealed butt joint and is in the same place, the import of pump down with the sealed butt joint of three-way valve export.
9. The vertical reaction kettle with the transverse stirring shaft and the vertical stirring shaft as claimed in claim 2, wherein the stirring motor is in a vertical state, the stirring motor is supported on the top wall of the kettle body through the liquid outlet ring, and the upper end of the vertical rotating shaft is connected with the rotating shaft of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010908837.1A CN112076704A (en) | 2020-09-02 | 2020-09-02 | Vertical reaction kettle with transverse stirring shaft and vertical stirring shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010908837.1A CN112076704A (en) | 2020-09-02 | 2020-09-02 | Vertical reaction kettle with transverse stirring shaft and vertical stirring shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112076704A true CN112076704A (en) | 2020-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010908837.1A Pending CN112076704A (en) | 2020-09-02 | 2020-09-02 | Vertical reaction kettle with transverse stirring shaft and vertical stirring shaft |
Country Status (1)
| Country | Link |
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| CN (1) | CN112076704A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116047014A (en) * | 2023-02-03 | 2023-05-02 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Novel sediment oxygen consumption rate in-situ measurement device |
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| US20160190582A1 (en) * | 2014-12-24 | 2016-06-30 | Samsung Electronics Co., Ltd. | Co-precipitation reactor and method of manufacturing positive electrode active material precursor for secondary battery using the same |
| AT516799A1 (en) * | 2015-01-20 | 2016-08-15 | Ganzi Gerald | Apparatus for mixing lightweight concrete |
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| CN207385243U (en) * | 2017-10-11 | 2018-05-22 | 林柯成 | A kind of serum evenly mixing device |
| CN208145951U (en) * | 2018-01-29 | 2018-11-27 | 南昌翊成化工有限公司 | A kind of synthesis stirred type reaction kettle producing anti-aging agent |
| CN110961068A (en) * | 2019-12-25 | 2020-04-07 | 江苏常青树新材料科技有限公司 | Nontoxic apparatus for producing for phosphite |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203166698U (en) * | 2013-04-02 | 2013-08-28 | 黑龙江弗耐德国茂电机有限公司 | Variable frequency speed regulation water-cooled motor |
| US20160190582A1 (en) * | 2014-12-24 | 2016-06-30 | Samsung Electronics Co., Ltd. | Co-precipitation reactor and method of manufacturing positive electrode active material precursor for secondary battery using the same |
| AT516799A1 (en) * | 2015-01-20 | 2016-08-15 | Ganzi Gerald | Apparatus for mixing lightweight concrete |
| CN107551970A (en) * | 2017-09-26 | 2018-01-09 | 上海鸣与信息科技发展有限公司 | A kind of reaction unit for Chemical Manufacture |
| CN207385243U (en) * | 2017-10-11 | 2018-05-22 | 林柯成 | A kind of serum evenly mixing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116047014A (en) * | 2023-02-03 | 2023-05-02 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Novel sediment oxygen consumption rate in-situ measurement device |
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Application publication date: 20201215 |
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| RJ01 | Rejection of invention patent application after publication |