CN110124358A - Vacuum defoaming device is used in a kind of preparation of high molecular material - Google Patents
Vacuum defoaming device is used in a kind of preparation of high molecular material Download PDFInfo
- Publication number
- CN110124358A CN110124358A CN201910570708.3A CN201910570708A CN110124358A CN 110124358 A CN110124358 A CN 110124358A CN 201910570708 A CN201910570708 A CN 201910570708A CN 110124358 A CN110124358 A CN 110124358A
- Authority
- CN
- China
- Prior art keywords
- tank body
- high molecular
- rotation axis
- deaeration
- molecular material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/44—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement
- B01F31/441—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement performing a rectilinear reciprocating movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/2805—Mixing plastics, polymer material ingredients, monomers or oligomers
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention relates to vacuum defoamation technical fields, disclose a kind of high molecular material preparation vacuum defoaming device, including tank body, top of the tank is equipped with material inlet, tank base is equipped with material outlet, material inlet is connected with material outlet by circulation mechanism, and deaeration mixed organization is fixedly connected on tank body；Deaeration mixed organization includes driving motor, rotation axis, inclination deaeration layer, reciprocal lead screw, ball nut and mixed plate composition, driving motor is fixedly connected at the upper end center of tank body, rotation hole is offered at the upper end center of tank body, one end of rotation axis is connected by shaft coupling with the output end of driving motor, rotation axis passes through rotation hole far from one end of driving motor and extends into tank body, tilt the installation of deaeration layer on the rotating shaft, one end of reciprocal lead screw is connected with rotation axis far from one end of driving motor.The intracorporal high molecular material of tank is adequately mixed in the present invention, improves deaeration efficiency.
Description
Technical field
The present invention relates to vacuum defoamation technical fields more particularly to a kind of preparation of high molecular material to use vacuum defoaming device.
Background technique
High molecular material PE is vinyon, and a kind of most basic plastics, polybag, preservative film etc. are all PE, HDPE
It is that a kind of crystallinity is high, nonpolar thermoplastic resin.The milky appearance of ortho states HDPE, in meagre section in a certain degree
It is translucent.PE has the characteristic of excellent resistance to most of lives and chemicals for industrial use, and nowadays, many devices are all made of
High molecular material is prepared.Currently, high molecular material is before preparation, first by its melting sticky material, in removal material
Bubble, generally use vacuum defoamation technique, i.e., in vacuum reaction kettle using a deaeration layer structure in continuous Stirring
Under, vacuum defoamation is carried out to the material fallen from above.
It is de- that a kind of sticky material vacuum is disclosed in the patent that Chinese Patent Application No. is " CN201520056730.3 "
Bulb apparatus, wherein inclination deaeration layer is constituted by just setting umbrella shape deaeration layer and being inverted umbrella shape deaeration layer, wherein the inversion umbrella shape is de-
The lower section for just setting umbrella shape deaeration layer is arranged in alveolar layer, and leak hole is equipped between its middle part and shaft, and the umbrella shape of just setting takes off
Alveolar layer and shaft are close connection；The edge for being inverted umbrella shape deaeration layer turns over, and is higher than the side for just setting umbrella shape deaeration layer of top
Edge is equipped between the inclination deaeration layer and stirring blade of bottom and just sets umbrella shape deaeration layer.Sticky material vacuum defoamation dress
It sets and has the following deficiencies: that its blender is low to the stirring efficiency of material in reactor, to reduce the deaeration effect of reaction kettle
Rate.
Summary of the invention
The purpose of the present invention is to solve stirring efficiency of the blender in the prior art to material in reactor is low, from
And the problem of reducing the deaeration efficiency of reaction kettle, and vacuum defoaming device is used in a kind of high molecular material preparation proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of high molecular material preparation vacuum defoaming device, including tank body, the top of the tank are equipped with material inlet, institute
Tank base is stated equipped with material outlet, the material inlet is connected with material outlet by circulation mechanism, solid on the tank body
Surely it is connected with deaeration mixed organization；
The deaeration mixed organization includes driving motor, rotation axis, inclination deaeration layer, reciprocal lead screw, ball nut and mixes
Plywood composition, the driving motor are fixedly connected at the upper end center of tank body, are offered and are turned at the upper end center of the tank body
Dynamic hole, one end of the rotation axis are connected by shaft coupling with the output end of driving motor, and the rotation axis is far from driving electricity
One end of machine passes through rotation hole and extends into tank body, and the inclination deaeration layer is installed on the rotating shaft, the reciprocal lead screw
One end is connected with rotation axis far from one end of driving motor, and the ball nut is mounted on reciprocal lead screw, and the mixing
Plate is fixedly attached on the side wall of ball nut, and the reciprocal lead screw is connected with auxiliary body far from one end of rotation axis.
Preferably, the auxiliary body includes half gear, tooth frame, two pieces of agitating plates and two transmission mechanisms, half tooth
Wheel is fixedly connected on the one end of reciprocal lead screw far from rotation axis, is symmetrically fixed with tooth on the two sides inner sidewall of the tooth frame, institute
It states half gear to be arranged in tooth frame, and half gear is meshed with the tooth of tooth frame, two pieces of agitating plates are symmetrically fixedly connected
On the lateral wall of tooth frame, two transmission mechanisms are symmetrically fixedly connected on the lower end of tooth frame.
Preferably, the circulation mechanism includes circulating line and pump machine, and the both ends of the circulating line enter with material respectively
Mouth is connected with material outlet, and the pump machine is mounted in circulating line.
Preferably, it is symmetrically fixedly connected with limited block on two vertical symmetrical sides of the mixed plate, the tank body
Limiting slot is offered on tank skin in vertical, the limited block is slidably connected in corresponding limiting slot.
Preferably, rolling groove, the rolling groove and limited block are symmetrically offered in the vertical two side walls of the mixed plate
It is vertically arranged, and is equipped with the ball rolled in the rolling groove, the ball passes through rolling groove far from one end of rolling groove slot bottom
Notch setting, and the ball rolling be connected on the vertical interior tank skin of tank body.
Preferably, oil outlet is communicated on the tank skin of the tank body, the bottom of the tank body is communicated with oil inlet.
Preferably, the annular sidewall of half gear is equipped with the half flank of tooth and half smooth surface.
Preferably, the transmission mechanism includes T-type sliding block and T-type sliding slot, and the T-type sliding slot is provided with the intracorporal bottom of tank
Portion, the T-type sliding block are slidably connected in T-type sliding slot, and the one end of the T-type sliding block far from T-type sliding slot slot bottom is sliding across T-type
The notch of slot is simultaneously connected with the lower end of tooth frame.
Preferably, several material holes are offered on the mixed plate.
Compared with prior art, the present invention provides a kind of high molecular material preparation vacuum defoaming device, have following
The utility model has the advantages that
1, the high molecular material preparation use vacuum defoaming device, by setting driving motor, rotation axis, inclination deaeration layer,
Reciprocal lead screw, ball nut and mixed plate form a deaeration mixed organization, and driving motor drives inclination deaeration by rotation axis
Layer and the rotation of reciprocal lead screw, inclination deaeration layer carries out deaeration to sticky high molecular material, with the rotation of reciprocal lead screw, ball spiral shell
Mother does reciprocal up and down motion on reciprocal lead screw, thus the up and down motion for driving mixed plate reciprocal in tank body, in tank body
High molecular material adequately mixed, improve deaeration efficiency.
2, the high molecular material preparation use vacuum defoaming device, by setting half gear, tooth frame, agitating plate, T-type sliding block and
T-type sliding slot forms an auxiliary body, and reciprocal lead screw drives half gear to rotate in tooth frame when rotating, with continuing for this half gear
Rotation, tooth frame drive T-type sliding block to do in T-type sliding slot and also drive agitating plate front and back fortune in tank body while back and forth moving forward and backward
It is dynamic, tank body inner macromolecule material is adequately stirred, deaeration efficiency is improved.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the present invention is to tank
Intracorporal high molecular material is adequately mixed, and deaeration efficiency is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that vacuum defoaming device is used in a kind of high molecular material preparation proposed by the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the enlarged drawing of part B in Fig. 1；
Fig. 4 is the enlarged drawing of C portion in Fig. 1.
In figure: 1 tank body, 2 material inlets, 3 material outlets, 4 deaeration mixed organizations, 41 driving motors, 42 rotation axis, 43 are inclined
Oblique deaeration layer, 44 reciprocal lead screws, 45 ball nuts, 46 mixed plates, 5 auxiliary bodies, 51 half gears, 52 tooth frames, 53 agitating plates,
53T type sliding block, 54T type sliding slot, 6 circulating lines, 7 pump machines, 8 limited blocks, 9 limiting slots, 10 rolling grooves, 11 balls, 12 oil outlets,
13 oil inlets, 14 material holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, prepared by a kind of high molecular material uses vacuum defoaming device, including tank body 1, is equipped with object at the top of tank body 1
Expect entrance 2,1 bottom of tank body is equipped with material outlet 3, and material inlet 2 is connected with material outlet 3 by circulation mechanism, on tank body 1
It is fixedly connected with deaeration mixed organization 4；
Deaeration mixed organization 4 includes driving motor 41, rotation axis 42, inclination deaeration layer 43, reciprocal lead screw 44, ball nut
45 and mixed plate 46 form, driving motor 41 is fixedly connected at the upper end center of tank body 1, opens up at the upper end center of tank body 1
There is rotation hole, one end of rotation axis 42 is connected by shaft coupling with the output end of driving motor 41, and rotation axis 42 is far from driving
One end of motor 41 passes through rotation hole and extends into tank body 1, and inclination deaeration layer 43 is mounted in rotation axis 42, reciprocal lead screw 44
One end be connected with rotation axis 42 far from one end of driving motor 41, ball nut 45 is mounted on reciprocal lead screw 44, and mixed
Plywood 46 is fixedly attached on the side wall of ball nut 45, and driving motor 41 drives inclination deaeration layer 43 and past by rotation axis 42
Multifilament thick stick 44 rotates, and the sticky high molecular material of 43 pairs of deaeration layer of inclination carries out deaeration, with the rotation of reciprocal lead screw 44, ball spiral shell
Mother 45 does reciprocal up and down motion on reciprocal lead screw 44, so that the up and down motion for driving mixed plate 45 reciprocal in tank body 1, right
High molecular material in tank body 1 is adequately mixed, and deaeration efficiency, the reciprocal one end of lead screw 44 far from rotation axis 42 are improved
It is connected with auxiliary body 5.
Preferably, auxiliary body 5 includes half gear 51,52, two pieces of agitating plates 53 of tooth frame and two transmission mechanisms, half gear
51 are fixedly connected on the reciprocal one end of lead screw 44 far from rotation axis 42, are symmetrically fixed with tooth on the two sides inner sidewall of tooth frame 52,
Half gear 51 is arranged in tooth frame 52, and half gear 51 is meshed with the tooth of tooth frame 52, and two pieces of agitating plates 53 are symmetrically fixedly connected
On the lateral wall of tooth frame 52, two transmission mechanisms are symmetrically fixedly connected on the lower end of tooth frame 52, band when reciprocal lead screw 44 rotates
Dynamic half gear 51 rotates in tooth frame 52, and with the lasting rotation of this half gear 51, tooth frame 52 drives T-type sliding block 53 in T-type sliding slot
Done in 54 and back and forth also drive agitating plate 53 to move forward and backward in tank body 1 while move forward and backward, to 1 inner macromolecule material of tank body into
Row adequately stirring, improves deaeration efficiency.
Circulation mechanism includes circulating line 6 and pump machine 7, the both ends of circulating line 6 respectively with material inlet 2 and material outlet
3 are connected, and pump machine 7 is mounted in circulating line 6.
Limited block 8 is symmetrically fixedly connected on two vertical symmetrical sides of mixed plate 46, on the vertical interior tank skin of tank body 1
Limiting slot 9 is offered, limited block 8 is slidably connected in corresponding limiting slot 9, since limited block 8 can only be transported in limiting slot 9
It is dynamic, mixed plate 46 is limited, prevents the ball nut 45 on mixed plate 46 from occurring to turn with the rotation of reciprocal lead screw 44
It is dynamic.
Rolling groove 10 is symmetrically offered in the vertical two side walls of mixed plate 46, rolling groove 10 is vertically arranged with limited block 8,
And the ball 11 rolled is equipped in rolling groove 10, ball 11 is set far from the notch that one end of 10 slot bottom of rolling groove passes through rolling groove 10
It sets, and the rolling of ball 11 is connected on the vertical interior tank skin of tank body 1, drives ball 11 to roll when mixed plate 46 moves, so that mixed
Plywood 46 is stable in tank body 1 move.
Oil outlet 12 is communicated on the tank skin of tank body 1, the bottom of tank body 1 is communicated with oil inlet 13.
The annular sidewall of half gear 51 is equipped with the half flank of tooth and half smooth surface.
Transmission mechanism includes T-type sliding block 54 and T-type sliding slot 55, and T-type sliding slot 55 is provided with the bottom in tank body 1, T-type sliding block
54 are slidably connected in T-type sliding slot 55, and T-type sliding block 54 passes through the notch of T-type sliding slot 55 far from one end of 55 slot bottom of T-type sliding slot
And it is connected with the lower end of tooth frame 52.
Several material holes 14, when mixed plate 46 does the movement in vertical direction direction, sticky height are offered on mixed plate 46
Molecular material is squeezed out from material hole 14, improves the mixing efficiency of sticky high molecular material.
In the present invention, driving motor 41 drives inclination deaeration layer 43 and reciprocal lead screw 44 to rotate by rotation axis 42, inclination
43 pairs of deaeration layer sticky high molecular materials carry out deaeration, and with the rotation of reciprocal lead screw 44, ball nut 45 is in reciprocal lead screw 44
On do reciprocal up and down motion, thus the up and down motion for driving mixed plate 45 reciprocal in tank body 1, band when reciprocal lead screw 44 rotates
Dynamic half gear 51 rotates in tooth frame 52, and with the lasting rotation of this half gear 51, tooth frame 52 drives T-type sliding block 53 in T-type sliding slot
Do in 54 also drives agitating plate 53 to move forward and backward in tank body 1 while back and forth moving forward and backward, to the high molecular material in tank body 1
It is adequately mixed, improves deaeration efficiency.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of high molecular material preparation vacuum defoaming device, including tank body (1), which is characterized in that at the top of the tank body (1)
Equipped with material inlet (2), tank body (1) bottom is equipped with material outlet (3), and the material inlet (2) and material outlet (3) are logical
It crosses circulation mechanism to be connected, is fixedly connected with deaeration mixed organization (4) on the tank body (1)；
The deaeration mixed organization (4) includes driving motor (41), rotation axis (42), inclination deaeration layer (43), reciprocal lead screw
(44), ball nut (45) and mixed plate (46) composition, the driving motor (41) are fixedly connected on the upper end center of tank body (1)
Locate, rotation hole is offered at the upper end center of the tank body (1), one end of the rotation axis (42) passes through shaft coupling and driving electricity
The output end of machine (41) is connected, and the rotation axis (42) far from the one end of driving motor (41) passes through rotation hole and to tank body
(1) extend in, the inclination deaeration layer (43) is mounted on rotation axis (42), one end of the reciprocal lead screw (44) and rotation axis
(42) one end far from driving motor (41) is connected, and the ball nut (45) is mounted on reciprocal lead screw (44), and described
Mixed plate (46) is fixedly attached on the side wall of ball nut (45), the one end of the reciprocal lead screw (44) far from rotation axis (42)
It is connected with auxiliary body (5).
2. a kind of high molecular material preparation vacuum defoaming device according to claim 1, which is characterized in that the auxiliary
Mechanism (5) includes half gear (51), tooth frame (52), two pieces of agitating plates (53) and two transmission mechanisms, and half gear (51) is solid
Surely it is connected to the one end of reciprocal lead screw (44) far from rotation axis (42), symmetrically fixes and sets on the two sides inner sidewall of the tooth frame (52)
With teeth, half gear (51) setting is in tooth frame (52), and half gear (51) is meshed with the tooth of tooth frame (52), and two pieces
The agitating plate (53) is symmetrically fixedly connected on the lateral wall of tooth frame (52), and two transmission mechanisms are symmetrically fixedly connected on
The lower end of tooth frame (52).
3. a kind of high molecular material preparation vacuum defoaming device according to claim 1, which is characterized in that the circulation
Mechanism includes circulating line (6) and pump machine (7), the both ends of the circulating line (6) respectively with material inlet (2) and material outlet
(3) it is connected, the pump machine (7) is mounted in circulating line (6).
4. a kind of high molecular material preparation vacuum defoaming device according to claim 1, which is characterized in that the mixing
It is symmetrically fixedly connected with limited block (8) on two vertical symmetrical sides of plate (46), is opened on the vertical interior tank skin of the tank body (1)
Equipped with limiting slot (9), the limited block (8) is slidably connected in corresponding limiting slot (9).
5. a kind of high molecular material preparation vacuum defoaming device according to claim 4, which is characterized in that the mixing
It symmetrically being offered in the vertical two side walls of plate (46) rolling groove (10), the rolling groove (10) is vertically arranged with limited block (8),
And the ball (11) rolled is equipped in the rolling groove (10), the ball (11) passes through far from one end of rolling groove (10) slot bottom
The notch of rolling groove (10) is arranged, and the ball (11) rolling is connected on the vertical interior tank skin of tank body (1).
6. a kind of high molecular material preparation vacuum defoaming device according to claim 1, which is characterized in that the tank body
(1) it is communicated on tank skin oil outlet (12), the bottom of the tank body (1) is communicated with oil inlet (13).
7. a kind of high molecular material preparation vacuum defoaming device according to claim 2, which is characterized in that half tooth
The annular sidewall for taking turns (51) is equipped with the half flank of tooth and half smooth surface.
8. a kind of high molecular material preparation vacuum defoaming device according to claim 2, which is characterized in that the transmission
Mechanism includes T-type sliding block (54) and T-type sliding slot (55), and the T-type sliding slot (55) is provided with the bottom in tank body (1), the T-type
Sliding block (54) is slidably connected in T-type sliding slot (55), and the T-type sliding block (54) is worn far from one end of T-type sliding slot (55) slot bottom
It crosses the notch of T-type sliding slot (55) and is connected with the lower end of tooth frame (52).
9. a kind of high molecular material preparation vacuum defoaming device according to claim 1, which is characterized in that the mixing
Several material holes (14) are offered on plate (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910570708.3A CN110124358A (en) | 2019-06-28 | 2019-06-28 | Vacuum defoaming device is used in a kind of preparation of high molecular material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910570708.3A CN110124358A (en) | 2019-06-28 | 2019-06-28 | Vacuum defoaming device is used in a kind of preparation of high molecular material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110124358A true CN110124358A (en) | 2019-08-16 |
Family
ID=67566795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910570708.3A Withdrawn CN110124358A (en) | 2019-06-28 | 2019-06-28 | Vacuum defoaming device is used in a kind of preparation of high molecular material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110124358A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665259A (en) * | 2019-09-26 | 2020-01-10 | 广州贤智科技有限公司 | A high-efficient type deaeration equipment for dairy products processing |
| CN111939600A (en) * | 2020-07-14 | 2020-11-17 | 马鞍山久特新材料科技有限公司 | High polymer material pouring and defoaming system |
| CN112273582A (en) * | 2020-09-24 | 2021-01-29 | 金菜地食品股份有限公司 | Biological fermentation device and process for soybean paste |
| CN113680303A (en) * | 2021-08-24 | 2021-11-23 | 江西科顶化学材料有限公司 | Reaction kettle capable of achieving sufficient stirring |
| CN114855006A (en) * | 2022-04-12 | 2022-08-05 | 安徽铜鼎轻金属新材料科技有限公司 | Phosphorus composite modifier preparation device of high-silicon hypereutectic aluminum piston |
-
2019
- 2019-06-28 CN CN201910570708.3A patent/CN110124358A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665259A (en) * | 2019-09-26 | 2020-01-10 | 广州贤智科技有限公司 | A high-efficient type deaeration equipment for dairy products processing |
| CN111939600A (en) * | 2020-07-14 | 2020-11-17 | 马鞍山久特新材料科技有限公司 | High polymer material pouring and defoaming system |
| CN112273582A (en) * | 2020-09-24 | 2021-01-29 | 金菜地食品股份有限公司 | Biological fermentation device and process for soybean paste |
| CN113680303A (en) * | 2021-08-24 | 2021-11-23 | 江西科顶化学材料有限公司 | Reaction kettle capable of achieving sufficient stirring |
| CN113680303B (en) * | 2021-08-24 | 2022-08-16 | 江西科顶化学材料有限公司 | Reaction kettle capable of achieving sufficient stirring |
| CN114855006A (en) * | 2022-04-12 | 2022-08-05 | 安徽铜鼎轻金属新材料科技有限公司 | Phosphorus composite modifier preparation device of high-silicon hypereutectic aluminum piston |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190816 |
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| WW01 | Invention patent application withdrawn after publication |