CN113522492A - Hydraulic coal slime crushing pulping machine - Google Patents
Hydraulic coal slime crushing pulping machine Download PDFInfo
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- CN113522492A CN113522492A CN202110778083.7A CN202110778083A CN113522492A CN 113522492 A CN113522492 A CN 113522492A CN 202110778083 A CN202110778083 A CN 202110778083A CN 113522492 A CN113522492 A CN 113522492A
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- barrel body
- crushing
- pulping
- hydraulic
- rotating shaft
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- 239000003245 coal Substances 0.000 title claims abstract description 57
- 238000004537 pulping Methods 0.000 title claims abstract description 45
- 238000012216 screening Methods 0.000 claims abstract description 48
- 239000002699 waste material Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 239000003250 coal slurry Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 13
- 239000008187 granular material Substances 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 21
- 239000002245 particle Substances 0.000 description 8
- 239000011440 grout Substances 0.000 description 6
- 238000007873 sieving Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 239000002910 solid waste Substances 0.000 description 3
- 238000005065 mining Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/12—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged below container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Paper (AREA)
Abstract
The invention relates to a hydraulic coal slime crushing pulping machine, which comprises: a pulping structure comprising: the device comprises a vertically erected barrel body, wherein the side wall of the barrel body is provided with an ore pulp overflow port I, the top of the barrel body is provided with a cover, and the cover is provided with a feeding hole; a screening cylinder is concentrically arranged in the barrel body, a gap is formed between the outer wall of the screening cylinder and the inner wall of the barrel body, and a plurality of screening holes are uniformly distributed in the side wall of the screening cylinder; a plurality of crushing heads I are uniformly distributed on the inner wall of the screening cylinder; a hydraulic cyclone structure for driving the water coal slurry to rotate is arranged in the screening cylinder. This whirl of utilizing water reaches broken slurrying effect, does not block up crushing equipment, and slurrying is effectual, with coal and mud effective separation, does not have mud form granule in the assurance ore pulp, further improves slurrying effect, and the practicality is strong, is worth promoting.
Description
Technical Field
The invention relates to the technical field of coal slime processing, in particular to a hydraulic coal slime crushing pulping machine.
Background
According to data released by the national statistical bureau, the coal yield in China in 2019 reaches 38.5 hundred million tons, and the coal yield is imported into 2.99 hundred million tons. From coal mining to coal washing, the increment of 'solid waste' coal slime reaches about 4 hundred million tons every year in China, and the coal slime becomes one of the largest industrial solid 'wastes' in China. Along with the continuous release of the new increasing capacity of coal, along with the improvement of the mechanized coal mining degree, the fine coal in the raw coal is higher and higher, and according to the display of authoritative data, the production practice shows that the overall sorting precision of coal slime less than 3mm is poorer no matter heavy medium coal sorting or jigging coal sorting, so that 20-50% of coal still contained in the solid waste coal slime is difficult to recycle, the resource waste is caused, and the environment is seriously polluted.
The coal slime is rich in coal and clay mineral substances with the content of 40-55% in the solid waste, so that the comprehensive utilization value is high, how to recover coal and clay resources from the argillized coal slime, and crushing and pulping of filter-pressed coal slime become bottlenecks of domestic coal slime resource recovery and comprehensive utilization.
In the coal slime pulverizer in the prior art, the coal slime is cut by adopting a blade, a cutting knife or a rotary knife and the like, and although the modes achieve certain crushing effect, equipment can be adhered to the inner wall of the pulverizer quickly due to high moisture and strong viscosity aiming at filter-pressing coal slime with the water content of 20-30%, so that the pulverizer is blocked, the coal slime pulverizer cannot work normally, and the pulping effect is poor.
Therefore, there is a need for a hydraulic coal slurry crushing pulper to solve the above problems.
Disclosure of Invention
The invention aims to provide a hydraulic coal slime crushing pulping machine, which solves the problem that equipment in the prior art is blocked due to high water content and high viscosity of coal slime, so that the pulping effect of the machine is poor.
The invention provides a hydraulic coal slime crushing pulping machine, which comprises:
a pulping structure comprising: the device comprises a barrel body, a feed inlet, a feed outlet and a feed inlet, wherein the barrel body is vertically erected, the side wall of the barrel body is provided with an ore pulp overflow port I, the top of the barrel body is provided with a cover, and the cover is provided with the feed inlet;
the screening cylinder is concentrically arranged in the barrel body, a gap is formed between the outer wall of the screening cylinder and the inner wall of the barrel body, and a plurality of screening holes are uniformly distributed in the side wall of the screening cylinder;
the crushing heads I are uniformly distributed on the inner wall of the screening cylinder;
and the hydraulic cyclone structure is arranged in the screening cylinder and is used for driving the coal slime to rotate.
Preferably, the pulping structure has a plurality of, and the screening hole size of a plurality of pulping structures is different, and a plurality of pulping structures set gradually according to screening hole from big to little, and the ore pulp overflow mouth I of the pulping structure that every two adjacent pulping structures screening hole are big communicates with the feed inlet of the pulping structure that screening hole is little.
Preferably, the hydraulic cyclone structure comprises a driving mechanism, the driving mechanism is connected with a rotating shaft vertically arranged in the screening cylinder through a transmission mechanism, and a hydraulic cyclone cutter head is arranged on the rotating shaft, close to the bottom in the barrel body, of the rotating shaft.
Preferably, the hydraulic cyclone cutter head comprises a disk body sleeved on the rotating shaft, and the surface of the disk body, which is deviated from the bottom in the barrel body, is uniformly provided with shifting plates around the rotating shaft, wherein the shifting plates are arc-shaped.
Preferably, still include broken structure, broken structure is including setting up a plurality of driving levers in hydraulic cyclone blade disc top, and a plurality of driving levers revolve the setting of rotation axis equipartition on the pivot, are provided with a plurality of broken first II on the driving lever.
Preferably, the crushing structure is provided with a plurality of, and a plurality of crushing structures are evenly distributed on the rotating shaft along the axial direction of the rotating shaft.
Preferably, the ore pulp overflow port I is arranged in the middle of the barrel body.
Preferably, a waste discharge port is formed at the bottom in the barrel body between the barrel body and the barrel body.
Preferably, a plurality of grout outlet holes have been seted up to the bottom of staving, and a plurality of grout outlet holes and the inside intercommunication of barrel are provided with the casing that is used for covering the grout outlet hole on the bottom of its staving, are provided with ore pulp overflow mouth II on the casing.
Preferably, both the crushing head I and the crushing head II are saw-tooth shaped projections.
The invention has the beneficial effects that:
1. the hydraulic coal slime crushing pulping machine provided by the invention can be used in a large scale.
2. The invention provides a hydraulic coal slime crushing pulping machine, which stirs water coal slurry by arranging a hydraulic rotational flow structure, then crushes the water coal slurry by combining a crushing head I arranged on the inner wall of a sieving cylinder and a crushing head II arranged on the crushing structure, so that particles in the water coal slurry flow out of a sieving hole when reaching a qualified size, then impurities contained in the sieved ore slurry are deposited in a gap between the sieving cylinder and a barrel body and discharged from a waste material discharge port, the ore slurry is discharged from an ore slurry overflow port I and an ore slurry overflow port II, the crushing pulping effect is achieved by using the rotational flow of water, crushing equipment is not blocked, the pulping effect is good, coal and mud are effectively separated, no muddy particles are contained in the ore slurry, the pulping effect is further improved, the practicability is strong, and the pulping machine is worthy of popularization.
Drawings
FIG. 1 is a front sectional view of the overall structure of the present invention;
fig. 2 is a sectional view of the overall structure of the present invention in a top view.
Detailed Description
An embodiment of the present invention will be described in detail with reference to fig. 1 and 2, but it should be understood that the scope of the present invention is not limited by the embodiment.
Example 1
As shown in fig. 1, an embodiment of the present invention provides a hydraulic coal slime breaking pulper, which includes: the side wall of the vertically erected barrel body 4 is provided with an ore pulp overflow port I41, the top of the vertically erected barrel body is provided with a cover 6, and the cover 6 is provided with a feeding port 61; a screening cylinder 5 is concentrically arranged in the barrel body 4, a gap is arranged between the outer wall of the screening cylinder 5 and the inner wall of the barrel body 4, a plurality of screening holes 51 are uniformly distributed on the side wall of the screening cylinder 5, and a plurality of crushing heads I52 are uniformly distributed on the inner wall of the screening cylinder 5; a hydraulic rotational flow structure for driving the coal slime to rotate is also arranged in the screening cylinder 5; the hydraulic cyclone structure comprises a driving mechanism 1, the driving mechanism 1 is connected with a rotating shaft 3 vertically arranged in a screening cylinder 5 through a transmission mechanism 2, and a hydraulic cyclone cutter head 8 is arranged on the rotating shaft 3, close to the bottom in a barrel body 4, of the rotating shaft 3; the hydraulic cyclone cutter head 8 comprises a disk body sleeved on the rotating shaft 3, and the surface of the disk body, which is far away from the bottom in the barrel body 4, is uniformly provided with shifting plates around the rotating shaft 3, and the shifting plates are arc-shaped; wherein, the ore pulp overflow port I41 is arranged in the middle of the barrel body 4; wherein, a waste material outlet 43 is arranged at the bottom in the barrel body 4 between the barrel body 4 and the barrel body 5; wherein, a plurality of grout outlet 42 have been seted up to the bottom of staving 4, and a plurality of grout outlet 42 and the inside intercommunication of barrel 5 are provided with the casing that is used for covering to establish grout outlet 42 on the bottom of its staving 4, are provided with ore pulp overflow mouth II44 on the casing.
Working principle of the embodiment
The coal slurry is poured into a screening cylinder 5 of a pulping structure from a feed inlet 61, then certain water is injected into the screening cylinder 5, a power supply is connected to a driving mechanism 1, the driving mechanism 1 drives a rotating shaft 3 to rotate through a transmission structure 2, meanwhile, the rotating shaft 3 drives a hydraulic cyclone cutter head 8 to rotate, an arc-shaped shifting plate on the hydraulic cutter head 8 stirs water flow so that the coal slurry and the water are mixed into water-coal-slurry, under the action of centrifugal force, the water flow enables large materials in the water-coal-slurry to collide with a crushing head I52 on the inner wall of the screening cylinder 5 to be crushed, the materials after being crushed meet requirements are discharged from a screening hole 51, qualified water-coal-slurry particles flow out through an ore slurry overflow port I41 and an ore slurry overflow port II44 to be used, impurities in the materials are precipitated in a gap between a barrel body 4 and the screening cylinder 5, and then the impurities are discharged from a waste discharge port 43.
Example 2
On the basis of embodiment 1, in order to improve the coal slurry dispersion effect and enable the particle size in the water coal slurry to meet the required requirements, the device is provided with a plurality of slurry making structures, the screening holes 51 of the slurry making structures are different in size, the slurry making structures are sequentially arranged from large to small according to the screening holes 51, the slurry overflow ports I41 of the slurry making structures with the large screening holes 51 of every two adjacent slurry making structures are communicated with the feed port 61 of the slurry making structure with the small screening holes 51, and the slurry is pumped to the feed port 61 of the slurry making structure with the small screening holes 51 through a pump to be further screened so as to refine particles.
Working principle of the embodiment
The same as the pulping process of embodiment 1, the low-moisture coal slime is firstly crushed in a first pulping structure, the screening is carried out through the screening holes 51, then the manufactured ore pulp flows out from the ore pulp overflow port I41 and the ore pulp overflow port II44, after the first crushing pulping is finished, the ore pulp overflow port I41 and the ore pulp flowing out from the ore pulp overflow port II44 are led into the next pulping structure, the low-moisture coal slime is crushed again, the screening and the pulping are carried out, the low-moisture coal slime is crushed, screened and pulped for multiple times according to the plurality of pulping structures, so that no muddy particles exist in the ore pulp, the coal and the mud are effectively separated, and the qualified ore pulp is manufactured.
Example 3
On the basis of the embodiment 1, in order to accelerate the coal slime crushing efficiency and improve the crushing effect, the device further comprises a crushing structure 7, wherein the crushing structure 7 comprises a plurality of shifting rods arranged above the hydraulic cyclone cutter head 8, the shifting rods are uniformly distributed on the rotating shaft 3 around the rotating shaft 3, and a plurality of crushing heads II are arranged on the shifting rods; furthermore, a plurality of crushing structures 7 are arranged, and the crushing structures 7 are uniformly distributed on the rotating shaft 3 along the axial direction of the rotating shaft 3; wherein, the crushing head I52 and the crushing head II are both saw-tooth projections.
Working principle of the embodiment
For make the material breakage in the water coal mud faster, this dress is worth broken structure 7 and can constantly rotate in the course of the work, combines the broken first I52 of the broken section of thick bamboo 5 inner wall to combine to carry out the breakage to the material simultaneously to make the faster ore pulp of making of water coal mud.
In summary, according to the hydraulic coal slurry crushing pulping machine provided by the embodiment of the invention, the water coal slurry is stirred by arranging the hydraulic rotational flow structure, then the water coal slurry is crushed by combining the crushing head I arranged on the inner wall of the sieving cylinder and the crushing head II arranged on the crushing structure, so that particles in the water coal slurry flow out from the sieving hole when reaching the qualified size, then impurities contained in the sieved ore slurry are deposited in a gap between the sieving cylinder and the barrel body and discharged from the waste discharge port, the ore slurry is discharged from the ore slurry overflow port I and the ore slurry overflow port II, the crushing pulping effect is achieved by using the rotational flow of water, the crushing equipment is not blocked, the pulping effect is good, the coal and the mud are effectively separated, no muddy particles are ensured in the ore slurry, the pulping effect is further improved, the practicability is strong, and the pulping machine is worthy of popularization.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (10)
1. The utility model provides a broken slurrying machine of hydraulic coal mud which characterized in that includes:
a pulping structure comprising: the device comprises a barrel body (4) which is vertically erected, wherein the side wall of the barrel body is provided with an ore pulp overflow port I (41), the top of the barrel body is provided with a cover (6), and the cover (6) is provided with a feeding port (61);
the screening cylinder (5) is concentrically arranged in the barrel body (4), a gap is formed between the outer wall of the screening cylinder (5) and the inner wall of the barrel body (4), and a plurality of screening holes (51) are uniformly distributed in the side wall of the screening cylinder;
the crushing heads I (52) are uniformly distributed on the inner wall of the screening cylinder (5);
and the hydraulic cyclone structure is arranged in the screening cylinder (5) and is used for driving the coal slime to rotate.
2. The hydraulic coal slime crushing pulper according to claim 1, wherein the pulping structures are multiple, the screening holes (51) of the pulping structures are different in size, the pulping structures are sequentially arranged from large to small according to the screening holes (51), and the pulp overflow ports I (41) of the pulping structures with the large screening holes (51) of every two adjacent pulping structures are communicated with the feeding ports (61) of the pulping structures with the small screening holes (51).
3. The hydraulic coal slime crushing and pulping machine according to claim 1, wherein the hydraulic cyclone structure comprises a driving mechanism (1), the driving mechanism (1) is connected with a rotating shaft (3) vertically arranged in the screening cylinder (5) through a transmission mechanism (2), and a hydraulic cyclone cutter head (8) is arranged on the rotating shaft (3) of the rotating shaft (3) close to the bottom in the barrel body (4).
4. The hydraulic coal slime crushing and slurrying machine according to claim 3, wherein the hydraulic cyclone cutter head (8) comprises a disk body sleeved on the rotating shaft (3), and stirring plates are uniformly distributed on one side of the disk body, which is far away from the bottom in the barrel body (4), around the rotating shaft (3), and are arc-shaped.
5. The hydraulic coal slime breaking and slurrying machine according to claim 3, further comprising a breaking structure (7), wherein the breaking structure (7) comprises a plurality of deflector rods arranged above the hydraulic cyclone cutter head (8), the deflector rods are uniformly distributed on the rotating shaft (3) around the rotating shaft (3), and a plurality of breaking heads II are arranged on the deflector rods.
6. A hydrocoal slime crushing pulper according to claim 5, wherein a plurality of crushing structures (7) are provided, said plurality of crushing structures (7) being arranged on the rotating shaft (3) in an axially uniform manner along the rotating shaft (3).
7. The hydropulper crushing pulper according to claim 1, characterized in that said pulp overflow port I (41) is opened in the middle of the barrel (4).
8. The hydraulic coal slime crushing and pulping machine according to claim 1, wherein a waste discharging port (43) is formed at the bottom in the barrel body (4) between the barrel body (4) and the barrel body (5).
9. The hydraulic coal slime crushing and pulping machine according to claim 1, wherein a plurality of pulp outlet holes (42) are formed in the bottom of the barrel body (4), the pulp outlet holes (42) are communicated with the inside of the barrel body (5), a shell for covering the pulp outlet holes (42) is arranged at the bottom of the barrel body (4), and a pulp overflow port II (44) is formed in the shell.
10. The hydraulic coal slime breaking pulper according to claim 5, wherein the breaking head I (52) and the breaking head II are saw-tooth-shaped protrusions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110778083.7A CN113522492B (en) | 2021-07-09 | 2021-07-09 | Hydraulic coal slime crushing pulping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110778083.7A CN113522492B (en) | 2021-07-09 | 2021-07-09 | Hydraulic coal slime crushing pulping machine |
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| Publication Number | Publication Date |
|---|---|
| CN113522492A true CN113522492A (en) | 2021-10-22 |
| CN113522492B CN113522492B (en) | 2023-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110778083.7A Active CN113522492B (en) | 2021-07-09 | 2021-07-09 | Hydraulic coal slime crushing pulping machine |
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| CN (1) | CN113522492B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155713A (en) * | 2022-05-31 | 2022-10-11 | 中建二局第一建筑工程有限公司 | Reducing mechanism with bulky concrete caking screening and crushing function |
| CN118002300A (en) * | 2024-04-08 | 2024-05-10 | 山西潞安环保能源开发股份有限公司 | Coal preparation device for pulverized coal processing |
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