CN108435440A - A kind of grind floats integrated apparatus and working method - Google Patents
A kind of grind floats integrated apparatus and working method Download PDFInfo
- Publication number
- CN108435440A CN108435440A CN201810265261.4A CN201810265261A CN108435440A CN 108435440 A CN108435440 A CN 108435440A CN 201810265261 A CN201810265261 A CN 201810265261A CN 108435440 A CN108435440 A CN 108435440A
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- flotation
- room
- grinding
- sieve plate
- mixing
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000002156 mixing Methods 0.000 claims abstract description 57
- 238000005188 flotation Methods 0.000 claims abstract description 48
- 238000000227 grinding Methods 0.000 claims abstract description 42
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 238000004513 sizing Methods 0.000 claims abstract description 20
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 19
- 239000011707 mineral Substances 0.000 claims abstract description 19
- 239000006260 foam Substances 0.000 claims abstract description 18
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 239000003814 drug Substances 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 235000013339 cereals Nutrition 0.000 claims 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 229920002472 Starch Polymers 0.000 claims 1
- 239000008187 granular material Substances 0.000 claims 1
- 239000013055 pulp slurry Substances 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 235000019698 starch Nutrition 0.000 claims 1
- 239000008107 starch Substances 0.000 claims 1
- 239000013589 supplement Substances 0.000 claims 1
- 239000008400 supply water Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 1
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000031068 symbiosis, encompassing mutualism through parasitism Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/16—Flotation machines with impellers; Subaeration machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
Abstract
A kind of grind floats integrated apparatus and working method, belongs to mineral comminution flotation field.It includes drive component, blender, cylinder, foam tank, feed inlet, discharge port.Inner barrel is equipped with upper layer and lower layer sieve plate, cylinder is divided into FLOTATION SEPARATION room, flotation teeter chamber, grinds room of sizing mixing by sieve plate, the agitating shaft for grinding chamber interior blender of sizing mixing is equipped with auger impeller, the agitating shaft of flotation teeter chamber internal stirrers is equipped with stirring rod, grind indoor addition grinding steel ball of sizing mixing, it grinds room peripheral wall of sizing mixing and is equipped with nanometer microvesicle generators and feed pipe below lower layer's sieve plate, flotation teeter chamber side wall is equipped with ore pulp above lower layer's sieve plate and is connected to flow tank, and discharge port is respectively equipped with above and below flow tank.The design realized in a cylinder grind, size mixing, flotation and middling recurrence regrinding and reconcentration function, device structure is compact, and floor space is few, and operation is efficient.
Description
Technical field
The present invention relates to a kind of floating integrated apparatus of mill and working method, the grinding being particularly suitable in ore dressing process is adjusted
Slurry, flotation and middling recurrence regrinding and reconcentration operation.
Background technology
Ore dressing is the important link in mineral products production, and ore-dressing technique refers to according to the physics of different minerals, change in ore
Learn property, ore reduction it is levigate after, using gravity separation method, floatation, magnetic method, electrical concentration etc., by valuable mineral with it is useless
Mineral separate, and the valuable mineral of various symbiosis are made to be separated from each other as far as possible, remove or reduce objectionable impurities, to be smelted or
The process of raw material needed for other industry.Conventional Proccessing technology includes mainly that ore crushes, at sorting mineral and dressing product
Manage three parts.As the floatation process process of copper sulfide specifically include broken, ore grinding, size mixing, flotation, dehydration, concentration, filtering
Coarse grain middling recurrence regrinding and reconcentration process can be also related to Deng, some processes process, the above process special is set by mutually independent
The problems such as standby composition, it is more that there are device categories, system complex, cumbersome, and operating cost is high.Therefore, design one kind is at one
Device interior energy realize grind, size mixing, the mill of flotation and middling recurrence regrinding and reconcentration function floats integrated apparatus, for raising ore dressing
Efficiency pushes the progress of technique of preparing to be of great significance.
Invention content
Technical problem：Purpose in view of the above technology, provide it is a kind of simple in structure, it is easy to use, by a device
Realization grinds, sizes mixing, flotation and middling recurrence regrinding and reconcentration function, simplified mineral processing circuit, the high mill of ore dressing efficiency float one
Body makeup is set and working method.
Technical solution：To realize the above-mentioned technical purpose, mill of the invention floats integrated apparatus, including cylinder, cylinder top
Equipped with foam tank, it is equipped with concentrate mouth below foam tank, drive component is equipped with above foam tank, cylinder includes until cylinder body bottom
Blender, it is characterised in that：Upper sieve plate and lower layer's sieve plate, upper sieve plate and lower screen are respectively equipped in cylinder from top to down
Cylinder is divided into FLOTATION SEPARATION room, flotation teeter chamber and grinding and sized mixing the chamber of room three by plate, and the blender includes agitating shaft, is floated
It selects the stirring shaft portion in teeter chamber to submit fork and is provided with more stirring rod, the stirring shaft portion ground in room of sizing mixing is equipped with spiral shell
Agitator arm is revolved, room lower sidewall of sizing mixing is ground and is equipped with feeding mouth, grinds and is equipped with steel ball addition mouth, grinding in the middle part of room side wall of sizing mixing
Room side wall upper part of sizing mixing is respectively equipped with nanometer microvesicle generators and feed pipe, and wherein nanometer microvesicle generators are equipped with compressed air
Import, feed pipe are equipped with feed water inlet, and flotation teeter chamber side wall is equipped with the flow tank being connected to by side wall connecting pipeline, flow tank
Top is equipped with tailing discharge port, and tailing discharge port is equipped with regulating valve, and flow tank bottom is equipped with chats discharge port.
The upper sieve plate and lower layer's sieve plate are equipped with uniform circular hole, and aperture is 12mm ~ 16mm, and percent opening is 40% ~
60%.
A kind of working method for floating integrated apparatus using mill, its step are as follows：
A, it mouth B is added by steel ball adds steel ball to grinding of the diameter between 10mm~20mm and size mixing in room；
B, by particle size 3mm or less mass concentrations 60% ore pulp and floating agent one below reinstate pump by feeding mouth to
Enter grinding to size mixing room；
C, start drive component, drive component drives coupled blender to start to rotate, the spiral shell on the agitating shaft of blender
Rotation agitator arm drive is ground indoor steel ball of sizing mixing and is moved together, makes mineral grain by the steel ball between auger impeller
Grinding and shear action under ground, while realizing that the mixing of mineral grain and floating agent is sized mixing, intensified Daqu medicament
In the absorption of mineral particle surface；
D, it feeds grinding by the feed water inlet Jiang Shui of feed pipe to size mixing room, will be compressed by the compressed air inlet of nanometer microvesicle generators
Air feeds grinding and sizes mixing room, water and becomes the compressed air of nanometer microvesicle and is formed after the grinding of the grinding room of sizing mixing is sized mixing
Three-phase ore pulp, three-phase ore pulp cut bubble, finally enter flotation stirring by lower layer's sieve plate, lower layer's sieve plate dispersion three-phase ore pulp
Room；
E, flotation stirs the stirring rod that indoor three-phase ore pulp is arranged on blender and futher stirs uniform sorting, sorting
Flotation froth and sorting ore pulp are obtained, flotation froth is upwardly through the upper layer for playing supporting ＆ stablizing FLOTATION SEPARATION room froth bed
Sieve plate enters FLOTATION SEPARATION room, and foam tank is spilled over to by FLOTATION SEPARATION room, the concentrate mouth discharge through foam groove sidewall；
F, the indoor sorting ore pulp of flotation stirring enters flow tank by side wall connecting pipeline, is formed after flow tank classification of sedimentation
Overflow and underflow, overflow are discharged by the tailing discharge port of sedimentation upper box part, and underflow contains coarse grained ore pulp as chats in
Mine discharge port is discharged；
G, the chats with raw ore slurry and floating agent one of discharge reinstate pump and are floated integrated apparatus feeding mouth by grinding and fed grinding and size mixing
Room repeats step b.
The mill floats mineral pulp level height in integrated apparatus cylinder and is adjusted by the ore pulp on flow tank tailing discharge port
Valve is adjusted, and steel ball is added during mouth periodically sizes mixing room to grinding by steel ball and is supplemented.
Advantageous effect：Present apparatus integration realization grinds, sizes mixing, flotation and middling recurrence regrinding and reconcentration function, equipment knot
Structure is compact, and compared with traditional ore-dressing technique, beneficiation flowsheet greatly simplifies, and system footprint area is few, and ore dressing efficiency is high, structure letter
It is single, it is easy to use, there is the practicability extensively sent out.
Description of the drawings
Fig. 1 is that the mill of the present invention floats integrated apparatus structure chart.
Fig. 2 is the agitator structure schematic diagram of the present invention.
In figure：1- drive components, 2- foam tanks, 3- flow tanks, 4- FLOTATION SEPARATIONs room, 5- flotation teeter chamber, 6-
Grinding is sized mixing room, 7- blenders, 8- upper sieve plates, 9- lower layers sieve plate, 10- regulating valves, 11- nanometers of microvesicle generators,
Mouth, C- is added in 12- feed pipes, 13- agitating shafts, 14- stirring rod, 15- auger impellers, A- feeding mouths, B- steel balls
Feed water inlet, D- compressed air inlets, E- concentrate mouths, F- chats discharge ports, G- tailing discharge ports.
Specific implementation mode
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings：
As depicted in figs. 1 and 2, a kind of mill of the invention floats integrated apparatus, including cylinder, and foam tank 2, bubble are equipped with above cylinder
2 lower section of foam slot is equipped with concentrate mouth E, and 2 top of foam tank is equipped with drive component 1, and cylinder includes the blender until cylinder body bottom
7, upper sieve plate 8 and lower layer's sieve plate 9 are respectively equipped in cylinder from top to down, the upper sieve plate 8 and lower layer's sieve plate 9 are equipped with equal
Nicely rounded hole, aperture are 12mm ~ 16mm, and percent opening is 40% ~ 60%；Cylinder is divided into flotation point by upper sieve plate 8 and lower layer's sieve plate 9
It sizes mixing the chamber of room 6 three from room 4, flotation teeter chamber 5 and grinding, the blender 7 includes agitating shaft 13, in flotation teeter chamber 5
13 part of agitating shaft on intersect and be provided with more stirring rod 14, grinding 13 part of agitating shaft in room 6 of sizing mixing is equipped with spiral
Agitator arm 15, grinding size mixing 6 lower sidewall of room equipped with feeding mouth A, grind and mouth B is added equipped with steel ball in the middle part of 6 side wall of room of sizing mixing,
It grinds 6 side wall upper part of room of sizing mixing and is respectively equipped with nanometer microvesicle generators 11 and feed pipe 12, wherein on nanometer microvesicle generators 11
Equipped with compressed air inlet D, feed pipe 12 is equipped with feed water inlet C, and 5 side wall of flotation teeter chamber is equipped with to be connected by side wall connecting pipeline
Logical flow tank 3,3 top of flow tank are equipped with tailing discharge port G, and tailing discharge port G is equipped with regulating valve 10,3 bottom of flow tank
Equipped with chats discharge port F.
A kind of working method for floating integrated apparatus using mill, its step are as follows：
A, it mouth B is added by steel ball adds steel ball to grinding of the diameter between 10mm~20mm and size mixing in room 6；
B, by particle size 3mm or less mass concentrations 60% ore pulp and floating agent one below reinstate pump by feeding mouth A to
Enter grinding to size mixing room 6；
C, start drive component 1, drive component 1 drives coupled blender 7 to start to rotate, the agitating shaft 13 of blender 7
On auger impeller 13 drive the steel ball sized mixing in room 6 of grinding to move together, make mineral grain by positioned at auger leaf
It is ground under the grinding of steel ball and shear action between wheel 15, while realizing that the mixing of mineral grain and floating agent is sized mixing,
Absorption of the intensified Daqu medicament in mineral particle surface；
D, water is fed grinding by the feed water inlet C of feed pipe 12 to size mixing room 6, by the compressed air inlet of nanometer microvesicle generators 11
Compressed air is fed grinding and sized mixing room 6 by D, water and is become the compressed air of nanometer microvesicle and is sized mixing the grinding of room 6 by grinding
Three-phase ore pulp is formed after sizing mixing, by lower layer's sieve plate 9, lower layer's sieve plate 9 disperses three-phase ore pulp and cuts bubble three-phase ore pulp, most laggard
Enter flotation teeter chamber 5；
E, the stirring rod 14 that the three-phase ore pulp in flotation teeter chamber 5 is arranged on blender 7 futher stirs uniform sorting,
Sorting obtains flotation froth and sorting ore pulp, and flotation froth is upwardly through playing supporting ＆ stablizing FLOTATION SEPARATION room froth bed
Upper sieve plate 8 enters FLOTATION SEPARATION room 4, and foam tank 2 is spilled over to by FLOTATION SEPARATION room 4, the concentrate mouth E rows through 2 side wall of foam tank
Go out；
F, the sorting ore pulp in flotation teeter chamber 5 enters flow tank 3 by side wall connecting pipeline, after 3 classification of sedimentation of flow tank
Overflow and underflow are formed, overflow is discharged by the tailing discharge port G on 3 top of flow tank, and underflow contains in coarse grained ore pulp conduct
Mine is discharged by chats discharge port F；
G, the chats with raw ore slurry and floating agent one of discharge reinstate pump and are floated integrated apparatus feeding mouth A by grinding and fed grinding and size mixing
Room 6 repeats step B；
The mill floats mineral pulp level height in integrated apparatus cylinder and passes through the ore pulp regulating valve on 7 tailing discharge port G of flow tank
10 are adjusted, and steel ball is added during mouth D periodically sizes mixing room 6 to grinding by steel ball and is supplemented.
Claims (4)
1. a kind of mill floats integrated apparatus, including cylinder, foam tank is equipped with above cylinder（2）, foam tank（2）Lower section is equipped with concentrate
Mouthful（（E））, foam tank（2）Top is equipped with drive component（1）, cylinder includes the blender until cylinder body bottom（7）, feature
It is：Upper sieve plate is respectively equipped in cylinder from top to down（8）With lower layer's sieve plate（9）, upper sieve plate（8）With lower layer's sieve plate（9）
Cylinder is divided into FLOTATION SEPARATION room（4）, flotation teeter chamber（5）It sizes mixing room with grinding（6）Three chambers, the blender（7）Packet
Include agitating shaft（13）, flotation teeter chamber（5）In agitating shaft（13）Intersect on part and is provided with more stirring rod（14）, grinding tune
Starch room（6）In agitating shaft（13）Part is equipped with auger impeller（15）, grind room of sizing mixing（6）Lower sidewall is equipped with pan feeding
Mouthful（A）, grind room of sizing mixing（6）It is equipped with steel ball in the middle part of side wall, mouth is added（B）, grind room of sizing mixing（6）Side wall upper part, which is respectively equipped with, to be received
Rice microvesicle generators（11）And feed pipe（12）, wherein nanometer microvesicle generators（11）It is equipped with compressed air inlet（D）, supply water
Pipe（12）It is equipped with feed water inlet（C）, flotation teeter chamber（5）Side wall is equipped with the flow tank being connected to by side wall connecting pipeline（3）, sink
Case drops（3）Top is equipped with tailing discharge port（G）, tailing discharge port（G）It is equipped with regulating valve（10）, flow tank（3）Bottom is equipped with
Chats discharge port（F）.
2. mill according to claim 1, floats integrated apparatus, it is characterised in that：The upper sieve plate（8）And lower screen
Plate（9）It is equipped with uniform circular hole, aperture is 12mm ~ 16mm, and percent opening is 40% ~ 60%.
3. a kind of working method for floating integrated apparatus using mill, it is characterised in that steps are as follows：
（A）, mouth is added by steel ball（B）Steel ball to grinding of the diameter between 10mm~20mm is added to size mixing room（6）In；
（B）, by particle size 3mm or less mass concentrations 60% ore pulp and floating agent one below reinstate pump by feeding mouth
（A）Grinding is fed to size mixing room（6）；
（C）, start drive component（1）, drive component（1）Drive coupled blender（7）Start to rotate, blender（7）
Agitating shaft（13）On auger impeller（13）It drives and grinds room of sizing mixing（6）Interior steel ball moves together, makes mineral grain
By positioned at auger impeller（15）Between steel ball grinding and shear action under ground, while realize mineral grain with it is floating
The mixing of medicament is selected to size mixing, absorption of the intensified Daqu medicament in mineral particle surface；
（D）, by feed pipe（12）Feed water inlet（C）Water is fed grinding to size mixing room（6）, by nanometer microvesicle generators（11）Pressure
Contracting air intlet（D）Compressed air is fed grinding to size mixing room（6）, water is with the compressed air for becoming nanometer microvesicle and by grinding
Grind room of sizing mixing（6）Grinding forms three-phase ore pulp after sizing mixing, and three-phase ore pulp passes through lower layer's sieve plate（9）, lower layer's sieve plate（9）Disperse three-phase
Ore pulp cuts bubble, finally enters flotation teeter chamber（5）；
（E）, flotation teeter chamber（5）Interior three-phase ore pulp is arranged on blender（7）On stirring rod（14）It futher stirs
Uniform sorting, sorting obtain flotation froth and sorting ore pulp, and flotation froth is upwardly through a supporting ＆ stablizing FLOTATION SEPARATION room foam
The upper sieve plate of the effect of layer（8）Into FLOTATION SEPARATION room（4）, by FLOTATION SEPARATION room（4）It is spilled over to foam tank（2）, through foam
Slot（2）The concentrate mouth of side wall（E）Discharge；
（F）, flotation teeter chamber（5）Interior sorting ore pulp enters flow tank by side wall connecting pipeline（3）, through flow tank（3）It is heavy
Overflow and underflow are formed after drop classification, overflow is by flow tank（3）The tailing discharge port on top（G）Discharge, underflow contain coarse granule
Ore pulp as chats by chats discharge port（F）Discharge；
（G）, discharge chats and raw ore slurry and floating agent one reinstate pump by the floating integrated apparatus feeding mouth of mill（A）Feed grinding
It sizes mixing room（6）, repeat step（B）.
4. working method according to claim 3, it is characterised in that：The mill floats pulp slurry in integrated apparatus cylinder
Position height passes through flow tank（7）Tailing discharge port（G）On ore pulp regulating valve（10）It is adjusted, mouth is added by steel ball in steel ball
（D）Periodically size mixing room to grinding（6）Middle supplement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810265261.4A CN108435440A (en) | 2018-03-28 | 2018-03-28 | A kind of grind floats integrated apparatus and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810265261.4A CN108435440A (en) | 2018-03-28 | 2018-03-28 | A kind of grind floats integrated apparatus and working method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108435440A true CN108435440A (en) | 2018-08-24 |
Family
ID=63197176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810265261.4A Pending CN108435440A (en) | 2018-03-28 | 2018-03-28 | A kind of grind floats integrated apparatus and working method |
Country Status (1)
| Country | Link |
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| CN (1) | CN108435440A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403686A (en) * | 2020-10-28 | 2021-02-26 | 中国矿业大学 | Coarse-grained mineral dissociation device and method |
| CN112452552A (en) * | 2020-10-30 | 2021-03-09 | 中国矿业大学 | Coarse-grained mineral dissociation device and method integrating tailing discarding and dissociation |
| CN112657685A (en) * | 2020-12-25 | 2021-04-16 | 黑龙江省宝泉岭农垦溢祥石墨有限公司 | Intelligent graphite grinding and floating process method and device |
| CN112691792A (en) * | 2020-12-10 | 2021-04-23 | 中国矿业大学 | Quality-improving dissociation device and method for coarse-grained minerals |
| CN112973973A (en) * | 2021-03-18 | 2021-06-18 | 华能煤炭技术研究有限公司 | Centrifugal flotation machine and centrifugal flotation method |
| CN113695068A (en) * | 2021-09-08 | 2021-11-26 | 北矿机电科技有限责任公司 | Grinding and floating device |
| CN114029128A (en) * | 2021-11-08 | 2022-02-11 | 矿冶科技集团有限公司 | Graphite ore crushing, grinding and flotation integrated equipment and method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403686A (en) * | 2020-10-28 | 2021-02-26 | 中国矿业大学 | Coarse-grained mineral dissociation device and method |
| CN112452552A (en) * | 2020-10-30 | 2021-03-09 | 中国矿业大学 | Coarse-grained mineral dissociation device and method integrating tailing discarding and dissociation |
| CN112452552B (en) * | 2020-10-30 | 2022-02-11 | 中国矿业大学 | Coarse-grained mineral dissociation device and method integrating tailing discarding and dissociation |
| CN112691792A (en) * | 2020-12-10 | 2021-04-23 | 中国矿业大学 | Quality-improving dissociation device and method for coarse-grained minerals |
| CN112657685A (en) * | 2020-12-25 | 2021-04-16 | 黑龙江省宝泉岭农垦溢祥石墨有限公司 | Intelligent graphite grinding and floating process method and device |
| CN112973973A (en) * | 2021-03-18 | 2021-06-18 | 华能煤炭技术研究有限公司 | Centrifugal flotation machine and centrifugal flotation method |
| CN113695068A (en) * | 2021-09-08 | 2021-11-26 | 北矿机电科技有限责任公司 | Grinding and floating device |
| CN113695068B (en) * | 2021-09-08 | 2023-08-15 | 北矿机电科技有限责任公司 | Grinding and floating device |
| CN114029128A (en) * | 2021-11-08 | 2022-02-11 | 矿冶科技集团有限公司 | Graphite ore crushing, grinding and flotation integrated equipment and method |
| CN114029128B (en) * | 2021-11-08 | 2023-01-31 | 矿冶科技集团有限公司 | Graphite ore crushing, grinding and flotation integrated equipment and method |
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