CN109925908A - A kind of fluid collaboration Forced Mixing modifying device and method - Google Patents
A kind of fluid collaboration Forced Mixing modifying device and method Download PDFInfo
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- CN109925908A CN109925908A CN201910358025.1A CN201910358025A CN109925908A CN 109925908 A CN109925908 A CN 109925908A CN 201910358025 A CN201910358025 A CN 201910358025A CN 109925908 A CN109925908 A CN 109925908A
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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
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
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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
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
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Abstract
A kind of fluid collaboration Forced Mixing modifying device and method, the mixing dispersion of surfaction and solid-liquid system, liquid liquid system suitable for Separate Fine-grained Minerals particle.Including vertical cylinder, cross-flow and percussion flow generating system, the ore pulp circulatory system；Ore pulp and medicament feed bottom of cylinder by ore pulp feed pipe, the circulation ore pulp discharge nozzle of pre- circulation ore pulp discharge nozzle and conical top enters the ore pulp circulatory system under the swabbing action of circulating pump, it is fed in vertical cylinder by cross-flow and percussion flow generating system, high-speed impact stream is formed in vertical cylinder and forces shearing cross-flow, realize being sufficiently mixed and dispersing for cylinder endoparticle and medicament, and the pressure of particle surface is cleaned, and strengthens medicament in the absorption of particle surface.Its structure is simple, easy to use, and energy utilization efficiency is high, and particle is mixed with medicament and dispersion efficiency is high, realizes that the pressure of particle surface is cleaned, reinforcing medicament is good in the adsorption effect of particle surface, and then realizes the efficient modification of particle surface.
Description
Technical field
The present invention relates to a kind of fluid collaboration Forced Mixing modifying device and methods, are particularly suitable for Separate Fine-grained Minerals particle
The fluid collaboration Forced Mixing modifying device and method that the mixing dispersion of surfaction and solid-liquid system, liquid liquid system uses.
Background technique
The surfaction of Separate Fine-grained Minerals particle or coal grain is to realize its efficient mineralization and isolated basic premise and guarantee, mesh
Preceding main use mechanical stirring mode pre-processes ore pulp and medicament, i.e., realizes particle under the stirring action of agitator arm
With the mixing of medicament dispersion and medicament in the absorption of particle surface, wherein the effect of fluid is therethrough.But tradition machinery stirs
Mainly with particle with the dispersion of medicament and mix based on, strengthen medicament Shortcomings in terms of particle surface sprawls absorption, spy
Be not have in terms of promoting subparticle surfaction it is to be fortified.Therefore, it is necessary to develop more efficient Separate Fine-grained Minerals particle or coal
Grain surface changes technology.
Summary of the invention
Technical problem: in view of the deficiencies of the prior art, it is simple to provide a kind of structure, by high speed spray percussion flow and
The implementation of rotational shear cross-flow, reinforcing particle and medicament efficiently mixs and disperses and the pressure of particle surface scouring, reinforcing
Medicament realizes the fluid collaboration Forced Mixing modifying device and method that particle surface efficiently modifies in the absorption of particle surface.
Technical solution: to realize the above-mentioned technical purpose, fluid of the invention cooperates with Forced Mixing modifying device, including vertical
The cylinder of structure and the cross-flow being arranged in outside cylinder and percussion flow generating system and the ore pulp circulatory system；
The vertical cylinder includes vertically disposed cylinder, and barrel top is equipped with trapezoidal frustum, and cylinder interior is equipped with more
A annular partition, trapezoidal frustum bottom are connected to cylinder interior, and the top of trapezoidal frustum is equipped with the ore pulp being arranged vertically upward and goes out
Expects pipe, is equipped with flow apron between ore pulp discharge nozzle and trapezoidal frustum, the side wall of ore pulp discharge nozzle is equipped with circulation ore pulp discharging
Pipe, bottom of cylinder are vertically equipped with pre- circulation ore pulp discharge nozzle, and the lower section of cylinder side wall is tangentially-arranged ore pulp feed pipe；
The ore pulp circulatory system includes circulating pump and the cyclic annular ore pulp distribution ring for being located at cylinder lower outer, wherein recycling
The entrance of pump is connected with the outlet of circulation ore pulp discharge nozzle and pre- circulation ore pulp discharge nozzle respectively, it is pre- recycle ore pulp discharge nozzle and
Motor-driven valve is equipped between the entrance of circulating pump, the outlet of circulating pump is connected with the entrance of ore pulp distribution ring；
The cross-flow and percussion flow generating system include be arranged in more of cyclic annular ore pulp distribution ring it is vertical with cylinder respectively
Parallel ore pulp distribution pipe, ore pulp distributes bottom of the tube and ore pulp distribution ring inside is connected to, top seals, all ore pulp distribution pipes
Replace between cylinder and is equipped with more impact tubes and Duo Zhi cross-flow pipe.
The annular partition be with the matched circular bulkheads of cylinder interior, partition the center point be equipped with percent opening be 20%~
30% circular hole will be divided into two cavitys up and down, cylinder and ladder wherein waist is equipped with an annular partition in cylinder in cylinder
An annular partition is equipped between shape frustum.
The quantity of ore pulp distribution pipe is even numbers, is uniformly arranged on the outside of cylinder；Impact tube and the setting of cross-flow pipe interval, hit
Pipe is ejector structure type；Adjacent cross-flow pipe tangentially accesses the contrary of cylinder, and the impact tube and cross-flow pipe are horizontal
Arrangement, impact tube radially access cylinder, i.e., are 90 degree with the angle of cylinder outer wall, and cross-flow pipe accesses cylinder along a tangential direction,
Be 0 degree with the angle of cylinder outer wall, the angle of impact tube and cross-flow pipe plane is 0 degree, between impact tube and cross-flow pipe away from
From 0.5~1.5 times for barrel bore.
A kind of fluid collaboration Forced Mixing hardening and tempering method, its step are as follows:
A. ore pulp and medicament are fed into bottom of cylinder by the import A of feed pipe first, opens bottom of cylinder and recycles ore pulp in advance
Motor-driven valve on export pipeline；
B. ore pulp and medicament follow under the swabbing action of circulating pump into ore pulp through the pre- circulation slurry outlet of bottom of cylinder
The ore pulp distribution ring of loop system；
C. under the effect of the pressure, ore pulp and medicament enter more ore pulp distribution pipes and pass through impact tube and cross-flow pipe respectively
Spray into cylinder interior；
D. the ore pulp of cylinder interior sprayed by impact tube and cross-flow pipe and medicament forms high-speed impact stream and by force in cylinder
System shearing cross-flow realizes in cylinder being sufficiently mixed and dispersing for particle and medicament in ore pulp, effectively strengthens medicament in particle surface
Absorption；
E. after being fed ore pulp full of vertical cylinder, the motor-driven valve on pre- circulation slurry outlet pipeline is closed, ore pulp is kept
Feed pipe 13 is fed, and the intracorporal fraction pulp of cylinder is discharged by the outlet B of the ore pulp discharge nozzle of conical top, is made into subsequent flotation
Industry；Fraction pulp enters ore pulp cyclic system by the circulation ore pulp discharge nozzle at the top of trapezoidal frustum under the swabbing action of circulating pump
System realizes that the multiple circulation mixing of ore pulp is quenched.
The feeding pressure that cylinder ore pulp and medicament are fed by the import A of feed pipe is 0.20~0.25MPa；In circulating pump
Pressure under swabbing action into the ore pulp distribution ring of the ore pulp circulatory system is 0.15~0.20MPa.
The ore pulp that the impact tube of cylinder radial symmetric setting ejects occurs frontal impact and generates high-speed impact stream, and cylinder is cut
Between the clockwise direction ore pulp and counter clockwise direction ore pulp that the cross-flow pipe inspection opposite to the upper and lower level incision direction of setting goes out
Generate shearing cross-flow.
The medicament is floating agent, such as collecting medicine, including diesel oil, kerosene, foaming agent, including terpenic oil.
The utility model has the advantages that present apparatus structure is simple, without mechanical rabbling mechanism in cylinder, in the way of high-speed jet in cylinder
Strong percussion flow is generated, generates the rotational shear cross-flow of opposite direction up and down in cylinder by tangential cross-current flow, and is passed through
Setting reduces the cross-sectional area of ore pulp flow channel in cylinder in the intracorporal annular partition of cylinder and circular cone discharge end flow apron,
Ore pulp pressure in cylinder is improved, and then achievees the purpose that improve mixing modifying device self-energy density, further enhances mixing
Energy density in modifying device improves energy utilization efficiency compared with tradition machinery is stirred mode, is more advantageous to reality
Existing cylinder endoparticle and medicament efficiently mixs and disperses and the pressure of particle surface scouring, and reinforcing medicament is in particle surface
Absorption, and then realize particle surface efficient modification.
The present invention proposes by the way of hydroenhancement on the basis of tradition machinery agitating mode, i.e., is sprayed by high speed
Penetrate the implementation of percussion flow and rotational shear cross-flow, reinforcing particle and medicament efficiently mix and disperse and particle surface it is strong
System is cleaned, and is strengthened medicament in the absorption of particle surface, is realized that particle surface efficiently modifies, to meet Separate Fine-grained Minerals particle (or coal
Grain) subsequent floatation process demand.
Detailed description of the invention
Fig. 1 is fluid collaboration Forced Mixing modifying device structural schematic diagram of the invention.
In figure: 1- circulation ore pulp discharge nozzle, 2- impact tube, 3- cross-flow pipe, 4- ore pulp distribution ring, 5- recycle ore pulp discharging in advance
Pipe, 6- motor-driven valve, 7- ore pulp discharge nozzle, 8- flow apron, 9- circular cone, 10- cylinder, 11- annular partition, 12- ore pulp distribution pipe,
13- ore pulp feed pipe, 14- circulating pump, A- feed pipe import, the outlet of B- ore pulp discharge nozzle.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing:
As shown in Figure 1, fluid of the invention cooperates with Forced Mixing modifying device, cylinder and setting including vertical structure exist
Cross-flow and percussion flow generating system and the ore pulp circulatory system outside cylinder；
The vertical cylinder includes vertically disposed cylinder 10, is equipped with trapezoidal frustum 9 at the top of cylinder 10, inside cylinder 10
Equipped with multiple annular partitions 11, the annular partition 11 is the circular bulkheads with 10 matching internal of cylinder, and partition the center point is equipped with
The circular hole that percent opening is 20%~30% will be divided into wherein waist is equipped with an annular partition 11 in cylinder 10 in cylinder 10
Upper and lower two cavitys, are equipped with an annular partition 11 between cylinder 10 and trapezoidal frustum 9, in trapezoidal 9 bottom of frustum and cylinder 10
Portion's connection, the top of trapezoidal frustum 9 are equipped with the ore pulp discharge nozzle 7 being arranged vertically upward, ore pulp discharge nozzle 7 and trapezoidal frustum 9 it
Between be equipped with flow apron 8, the side wall of ore pulp discharge nozzle 7 is equipped with circulation ore pulp discharge nozzle 1, and 10 bottom of cylinder is vertically equipped with pre- follow
Ring ore pulp discharge nozzle 5, the lower section of 10 side wall of cylinder is tangentially-arranged ore pulp feed pipe 13；
The ore pulp circulatory system includes circulating pump 14 and the cyclic annular ore pulp distribution ring 4 for being located at 10 lower outer of cylinder,
The entrance of middle circulating pump 14 is connected with the outlet of circulation ore pulp discharge nozzle 1 and pre- circulation ore pulp discharge nozzle 5 respectively, recycles mine in advance
It starches and is equipped with motor-driven valve 6, the outlet and the entrance phase of ore pulp distribution ring 4 of circulating pump 14 between discharge nozzle 5 and the entrance of circulating pump 14
Connection；
The cross-flow and percussion flow generating system include that more of cyclic annular ore pulp distribution ring 4 are arranged in hang down with cylinder 10 respectively
Straight parallel ore pulp distribution pipe 12 is connected to inside 12 bottom of ore pulp distribution pipe and ore pulp distribution ring 4, top seals, all mines
Replace between slurry distribution pipe 12 and cylinder 10 and is equipped with more impact tubes 2 and Duo Zhi cross-flow pipe 3, the quantity of ore pulp distribution pipe 12
Even numbers is uniformly arranged on 10 outside of cylinder；Impact tube 2 and the setting of the interval of cross-flow pipe 3, impact tube 2 are ejector structure type；Phase
Adjacent cross-flow pipe 3 tangentially accesses the contrary of cylinder 10, and the impact tube 2 and cross-flow pipe 3 are horizontally disposed, and impact tube 2 is along diameter
It and cylinder to access cylinder 10, i.e., is 90 degree with the angle of 10 outer wall of cylinder, cross-flow pipe 3 accesses cylinder 10 along a tangential direction, i.e.,
The angle of 10 outer walls is 0 degree, and the angle of 3 plane of impact tube 2 and cross-flow pipe is 0 degree, the distance between impact tube 2 and cross-flow pipe 3
It is 0.5~1.5 times of 10 internal diameter of cylinder.
4. one kind makes fluid cooperate with Forced Mixing hardening and tempering method, its step are as follows:
A. ore pulp and medicament being fed into 10 bottom of cylinder by the import A of feed pipe 13 first, feeding pressure is 0.20~
0.25MPa, medicament are floating agent, such as collecting medicine, including diesel oil, kerosene, foaming agent, including terpenic oil, open 10 bottom of cylinder
Portion recycles the motor-driven valve 6 on 5 pipeline of slurry outlet in advance；
B. the pre- circulation slurry outlet 5 of ore pulp and medicament through 10 bottom of cylinder enters mine under the swabbing action of circulating pump 14
The ore pulp distribution ring 4 for starching the circulatory system, the pressure into the ore pulp distribution ring 4 of the ore pulp circulatory system are 0.15~0.20MPa；
C. under the effect of the pressure, ore pulp and medicament enter more ore pulp distribution pipes 12 and pass through impact tube 2 and mistake respectively
Flow tube 3 sprays into inside cylinder 10；
D. the ore pulp and medicament sprayed into inside cylinder 10 by impact tube 2 and cross-flow pipe 3 forms high-speed impact stream in cylinder
With force to shear cross-flow, realize in cylinder 10 being sufficiently mixed and dispersing for particle and medicament in ore pulp, effectively strengthen medicament
The absorption on grain surface；The ore pulp that the impact tube 2 of 10 radial symmetric of cylinder setting ejects occurs frontal impact and generates high-speed impact
Stream, clockwise direction ore pulp that the opposite cross-flow pipe 3 of the tangentially-arranged upper and lower level incision direction of cylinder 10 ejects and counterclockwise
Shearing cross-flow is generated between the ore pulp of direction；
E. after being fed ore pulp full of vertical cylinder, the motor-driven valve 6 on pre- circulation slurry outlet pipeline is closed, ore pulp is kept
Feed pipe 13 is fed, and the intracorporal fraction pulp of cylinder is discharged by the outlet B of the ore pulp discharge nozzle 7 at 9 top of circular cone, into subsequent flotation
Operation；Fraction pulp is followed under the swabbing action of circulating pump 14 into ore pulp by the circulation ore pulp discharge nozzle 1 at trapezoidal 9 top of frustum
Loop system realizes that the multiple circulation mixing of ore pulp is quenched.
Claims (7)
1. a kind of fluid cooperates with Forced Mixing modifying device, it is characterised in that: it includes the cylinder of vertical structure and is arranged in cylinder
Cross-flow and percussion flow generating system and the ore pulp circulatory system outside body；
The vertical cylinder includes vertically disposed cylinder (10), is equipped with trapezoidal frustum (9) at the top of cylinder (10), cylinder (10)
Inside is equipped with multiple annular partitions (11), is connected to inside trapezoidal frustum (9) bottom and cylinder (10), the top of trapezoidal frustum (9)
Equipped with the ore pulp discharge nozzle (7) being arranged vertically upward, flow apron is equipped between ore pulp discharge nozzle (7) and trapezoidal frustum (9)
(8), the side wall of ore pulp discharge nozzle (7) is equipped with circulation ore pulp discharge nozzle (1), and cylinder (10) bottom is vertically equipped with pre- circulation ore pulp
Discharge nozzle (5), the lower section of cylinder (10) side wall is tangentially-arranged ore pulp feed pipe (13)；
The ore pulp circulatory system includes circulating pump (14) and the cyclic annular ore pulp distribution ring (4) for being located at cylinder (10) lower outer,
Wherein the entrance of circulating pump (14) is connected with the outlet of circulation ore pulp discharge nozzle (1) and pre- circulation ore pulp discharge nozzle (5) respectively,
Motor-driven valve (6), the outlet of circulating pump (14) and ore pulp are equipped between pre- circulation ore pulp discharge nozzle (5) and the entrance of circulating pump (14)
The entrance of distribution ring (4) is connected；
The cross-flow and percussion flow generating system include setting hangs down with cylinder (10) respectively in more of cyclic annular ore pulp distribution ring (4)
It is connected to inside straight parallel ore pulp distribution pipe (12), ore pulp distribution pipe (12) bottom and ore pulp distribution ring (4), top seals, institute
Replace between some ore pulp distribution pipes (12) and cylinder (10) and is equipped with more impact tube (2) He Duozhi cross-flow pipes (3).
2. fluid according to claim 1 cooperates with Forced Mixing modifying device, it is characterised in that: the annular partition (11)
For the circular bulkheads with cylinder (10) matching internal, partition the center point is equipped with the circular hole that percent opening is 20%~30%, wherein
Cylinder (10) interior waist is equipped with an annular partition (11), and two cavitys up and down, cylinder (10) and ladder will be divided into cylinder (10)
An annular partition (11) is equipped between shape frustum (9).
3. fluid according to claim 1 cooperates with Forced Mixing modifying device, it is characterised in that: ore pulp distribution pipe (12)
Quantity is even numbers, is uniformly arranged on the outside of cylinder (10)；Impact tube (2) and the setting of cross-flow pipe (3) interval, impact tube (2) are to penetrate
Flow device structure type；Adjacent cross-flow pipe (3) tangentially accesses the contrary of cylinder (10), the impact tube (2) and cross-flow pipe (3)
Horizontally disposed, impact tube (2) radially accesses cylinder (10), i.e., is 90 degree with the angle of cylinder (10) outer wall, cross-flow pipe (3)
Cylinder (10) are accessed along a tangential direction, i.e., are 0 degree with the angle of cylinder (10) outer wall, impact tube (2) and cross-flow pipe (3) plane
Angle is 0 degree, and the distance between impact tube (2) and cross-flow pipe (3) are 0.5~1.5 times of cylinder (10) internal diameter.
4. a kind of fluid using the collaboration Forced Mixing modifying device of fluid described in claim 1 cooperates with the quenched side of Forced Mixing
Method, it is characterised in that steps are as follows:
A. ore pulp and medicament are fed into cylinder (10) bottom by the import A of feed pipe (13) first, it is pre- opens cylinder (10) bottom
Recycle the motor-driven valve (6) on slurry outlet (5) pipeline；
B. ore pulp and medicament enter under the swabbing action of circulating pump (14) through the pre- circulation slurry outlet (5) of cylinder (10) bottom
The ore pulp distribution ring (4) of the ore pulp circulatory system；
C. under the effect of the pressure, ore pulp and medicament enter more ore pulp distribution pipes (12) and respectively by impact tube (2) and wrong
It is internal that flow tube (3) sprays into cylinder (10)；
D. cylinder (10) internal ore pulp is sprayed by impact tube (2) and cross-flow pipe (3) and medicament forms high-speed impact in cylinder
Stream and shearing cross-flow is forced, realizes being sufficiently mixed and dispersing for particle and medicament in cylinder (10) interior ore pulp, effectively reinforcing medicament
In the absorption of particle surface；
E. after being fed ore pulp and being full of vertical cylinder, close the motor-driven valve (6) on pre- circulation slurry outlet pipeline, keep ore pulp into
Expects pipe 13 is fed, and the intracorporal fraction pulp of cylinder is discharged by the outlet B of the ore pulp discharge nozzle (7) at the top of circular cone (9), is floated into subsequent
It is elected to be industry；Fraction pulp by the circulation ore pulp discharge nozzle (1) at the top of trapezoidal frustum (9) under the swabbing action of circulating pump (14) into
Enter the ore pulp circulatory system, realizes that the multiple circulation mixing of ore pulp is quenched.
5. fluid cooperates with Forced Mixing hardening and tempering method according to claim 4, it is characterised in that: by the import of feed pipe (13)
It is 0.20~0.25MPa that A, which feeds cylinder (10) ore pulp and the feeding pressure of medicament,；Enter under the swabbing action of circulating pump (14)
The pressure of the ore pulp distribution ring (4) of the ore pulp circulatory system is 0.15~0.20MPa.
6. fluid cooperates with Forced Mixing hardening and tempering method according to claim 4, it is characterised in that: cylinder (10) radial symmetric is set
The ore pulp that the impact tube (2) set ejects occurs frontal impact and generates high-speed impact stream, the tangentially-arranged upper and lower level of cylinder (10)
It is wrong that shearing is generated between incision direction opposite cross-flow pipe (3) the clockwise direction ore pulp ejected and counter clockwise direction ore pulp
Stream.
7. fluid cooperates with Forced Mixing hardening and tempering method according to claim 4, it is characterised in that: the medicament is flotation medicine
Agent, such as collecting medicine, including diesel oil, kerosene, foaming agent, including terpenic oil.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358025.1A CN109925908B (en) | 2019-04-29 | 2019-04-29 | Fluid synergistic forced mixing tempering device and method |
| PCT/CN2019/109887 WO2020220587A1 (en) | 2019-04-29 | 2019-10-08 | Cooperative forced mixing and conditioning device and method for fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910358025.1A CN109925908B (en) | 2019-04-29 | 2019-04-29 | Fluid synergistic forced mixing tempering device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109925908A true CN109925908A (en) | 2019-06-25 |
| CN109925908B CN109925908B (en) | 2023-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910358025.1A Active CN109925908B (en) | 2019-04-29 | 2019-04-29 | Fluid synergistic forced mixing tempering device and method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109925908B (en) |
| WO (1) | WO2020220587A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020220587A1 (en) * | 2019-04-29 | 2020-11-05 | 中国矿业大学 | Cooperative forced mixing and conditioning device and method for fluid |
| CN112007535A (en) * | 2020-09-10 | 2020-12-01 | 南京林业大学 | Impact flow solid-liquid online mixing device under action of electrostatic field |
| CN114713554A (en) * | 2022-03-24 | 2022-07-08 | 中建材玻璃新材料研究院集团有限公司 | Nonmetal mining high temperature hot press pump acid dip pickle |
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| FI120335B (en) * | 2001-11-23 | 2009-09-30 | Metso Paper Inc | Method and apparatus for mixing a powdery substance in liquid |
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- 2019-10-08 WO PCT/CN2019/109887 patent/WO2020220587A1/en active Application Filing
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| US3502445A (en) * | 1966-11-02 | 1970-03-24 | Union Oil Co | Apparatus for mixing fluids in concurrent downflow relationship |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020220587A1 (en) * | 2019-04-29 | 2020-11-05 | 中国矿业大学 | Cooperative forced mixing and conditioning device and method for fluid |
| CN112007535A (en) * | 2020-09-10 | 2020-12-01 | 南京林业大学 | Impact flow solid-liquid online mixing device under action of electrostatic field |
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| CN114713554A (en) * | 2022-03-24 | 2022-07-08 | 中建材玻璃新材料研究院集团有限公司 | Nonmetal mining high temperature hot press pump acid dip pickle |
| CN114713554B (en) * | 2022-03-24 | 2024-03-12 | 中建材玻璃新材料研究院集团有限公司 | Non-metallic mining high-temperature hot-pressing pump pickling device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020220587A1 (en) | 2020-11-05 |
| CN109925908B (en) | 2023-10-03 |
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