CN105435934A - Mineral separation production line - Google Patents
Mineral separation production line Download PDFInfo
- Publication number
- CN105435934A CN105435934A CN201510842278.8A CN201510842278A CN105435934A CN 105435934 A CN105435934 A CN 105435934A CN 201510842278 A CN201510842278 A CN 201510842278A CN 105435934 A CN105435934 A CN 105435934A
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- China
- Prior art keywords
- production line
- cylindrical shell
- mineral separation
- processing production
- mineral processing
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- 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
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
- B02C1/04—Jaw crushers or pulverisers with single-acting jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention provides a mineral separation production line. The production line comprises a feeding machine, a mineral separation braking machine, a mineral separation drying machine, a packing auger conveying machine, a ball grinding mill and a mineral separation dust removing device which are sequentially connected, wherein the mineral separation dust removing device is arranged corresponding to the mineral separation drying machine. The mineral separation breaking machine comprises a flat material removing mechanism, and the discharging end of the flat material removing mechanism is communicated with a feeding opening of the mineral separation drying machine. According to the mineral separation production line, corresponding devices are arranged for all mineral separation steps, it is ensured that in the mineral separation process, the mineral separation quality is improved from all parts, and particularly the problem that subsequent materials are blocked due to insufficient mineral material breaking is solved.
Description
Technical field
The present invention relates to a kind of mineral processing production line, specifically, relate to a kind of mineral processing production line.
Background technology
Existing mineral processing production line is formed by conventional equipment is assembled mostly, and in use, efficiency is not high; also easily cause blocking, as fragmentation not thoroughly, dry the problems such as insufficient, conveying is stuck, in addition; environmental protection is deepened day by day, result also in the requirement of mineral processing production line for environmental protection.
In order to solve above Problems existing, people are seeking a kind of desirable technical solution always.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, thus provide a kind of design science to promote ore dressing quality, prevent air pollution, mineral processing production line that course of conveying is without hindrance.
To achieve these goals, the technical solution adopted in the present invention is: a kind of mineral processing production line, what it comprised that the described ore dressing dryer of the feeder, ore dressing disintegrating machine, ore dressing dryer, screw conveyor, ball mill and the correspondence that connect successively arranges selects mine dust removing device, wherein, described ore dressing disintegrating machine comprises flat material removing mechanism, and the discharge end of this flat material removing mechanism is communicated with the charging aperture of described ore dressing dryer.
Described on base, many below the discharging opening that described flat material removing mechanism comprises the particle chamber that quiet Hubei Province plate of being located at described mine crushing machine and moving jaw plate surround are transmitted running rollers, the rotation direction of many described transmission running rollers is consistent, many described transmission running rollers, described plate lower end, quiet Hubei Province and plate lower end, described dynamic Hubei Province surround fence type Screening Network, in the casing of described mining screen extension set, the direction of transfer of corresponding many described transmission running rollers arranges defective material process mouth, described defective material process mouth connects defective material cracking cabin, described defective material cracking cabin comprises the quartering hammer be located at the broken platform at the bottom of storehouse and arranged with correspondence, each sidewall of described defective material cracking cabin arranges push pedal, the sidepiece bottom of described defective material cracking cabin is provided with discharging opening, this discharging opening is the discharge end of described flat material removing mechanism.
Described on base, the described water dust scrubber selecting mine dust removing device to comprise to connect successively, sack cleaner and cyclone dust collectors group, wherein, described water dust scrubber comprises cylindrical shell, be located at the air inlet of this cylindrical shell following side, be located at the gas outlet of this cylindrical shell upper lateral part, be located at the spiral flow-guiding device in described cylindrical shell and be arranged in the water seepage hole on described cylindrical shell madial wall, the madial wall of described cylindrical shell is laid one deck coarse grain rubber layer, the water that described water seepage hole oozes out accumulates formation moisture film inside described coarse grain rubber layer, described spiral flow-guiding device comprises the top cover being detachably arranged on described cylindrical shell upper end, the major axis being arranged on this top cover lower surface and the helical blade be arranged on this major axis, the outside of described helical blade is pressed close to described coarse grain rubber layer and is arranged, the lower end of described cylindrical shell is provided with collecting chamber.
Described on base, described spiral flow-guiding device also comprises and is arranged on motor on described top cover and by this motor-driven travelling gear, described major axis and described top cover are rotatably assorted, the driven gear that on described major axis, sheathed and described travelling gear engages, described major axis drives described helical blade to rotate, and the rotation direction of described helical blade is contrary with the hand of spiral of described air-flow.
Described on base, described screw conveyor comprises urceolus, rotating shaft and screw conveyor plate, described screw conveyor plate is equidistantly provided with some breeze ways, the diameter of the screw conveyor plate of every section of described breeze way is in the state increased gradually to centre from two ends, and on described urceolus, the diameter of the part of corresponding described breeze way is oppositely arranged.
Described on base, described screw conveyor plate is shaftless screw transmission board, the two ends of described shaftless screw transmission board arrange connection rotating shaft, and the described connection rotating shaft at two ends is arranged on bearing block respectively by bearing, and the described connection rotating shaft of described shaftless screw transmission board wherein one end is by drive motors transmission.
Described on base, described mining dryer comprises body of heater and bracing frame, the arrival end inlet porting bracing or strutting arrangement of described body of heater, the ring-type that this entrance bracing or strutting arrangement comprises base, the back-up ring of corresponding described body of heater arrival end is arranged supports and is arranged on the bearing between described back-up ring and the support of described ring-type, described ring-type arranges criss-crossing reinforcing ribs on supporting, one of them oral area that feed arrangement is separated out from this criss-crossing reinforcing ribs enters, and another oral area that hot gas duct is separated out from this criss-crossing reinforcing ribs enters.
Described on base, described furnace body inside wall is evenly equipped with lifting blade, and described lifting blade reduces to the port of export direction size of body of heater successively from the arrival end of body of heater.
Hinge structure of the present invention has outstanding substantive distinguishing features and significant progress, specifically, the present invention is directed to each beneficiation steps and corresponding equipment is set, especially ore dressing disintegrating machine, the material of flat can be removed, avoid problem subsequent handling being caused to obstruction.
Further, flat material removing mechanism comprises many transmission running rollers below crusher chamber discharging opening, can stop that the mineral aggregate of sheet enters finished bin on the one hand, can timely flat mineral aggregate be seen off to defective material cracking cabin on the one hand, further fragmentation, because flat mineral aggregate ratio is easier to fragmentation, and be only that area is larger, thickness is very little, and particle hammer, after the side fragmentation of mineral aggregate, completes particle process substantially, just can employ as finished product, directly be communicated to dryer from discharging opening, wherein, push pedal is used for the flat material of setting to push over.
Further, select mine dust removing device water dust scrubber to remove the grit of large grain, with grain in sack cleaner removing, remove granule by cyclone dust collectors group, reach the object purified air, coarse grain rubber layer in water dust scrubber, can backstop and retain water droplet effectively, generates moisture film, cling the dust of large grain, helical blade rotates backward, and adds the collision of particle in air blast further, better effects if of being detained.
Further, the structure that screw conveyor changes helical blade is variable diameters structure, delivery profile in course of conveying is change, material is more easily broken in the course of conveying of change, not easily bonds and is detained, especially at breeze way, because diameter is larger, thrust is also comparatively large, is equivalent to rearrange material, enhances the ability of propelling movement in each stage.
Further, screw conveyor plate is without axle construction, be convenient to carry some viscosity and the larger material of fluidity, and owing to not having the obstruction of rotating shaft, material is difficult to accumulate on helical blade, ensure that the efficiency of transmission.
Further, in mining dryer, the arrival end of existing body of heater is increased by a bracing or strutting arrangement, comprise ring-type and support, this ring-type is supported and is rotatably assorted by the back-up ring of bearing and body of heater, thus played a supporting role in body of heater front end, then increase criss-crossing reinforcing ribs, carry out support further fastening, ensure the intensity of body of heater arrival end, prevent distortion, one of them oral area four passages that charging aperture can separate from criss-crossing reinforcing ribs enters, relative the entering from another oral area of hot gas duct.
Further, the lifting blade of inboard wall of furnace body reduces to port of export direction size successively from arrival end, this size refers to the length that lifting blade extends and width, both the size of the acting surface of lifting blade, the reason of such setting is, in the process that raw material transports to the port of export from arrival end, along with the increase of the degree of oven dry, coagulated state graduates into particle state, slowly reducing as stirring individual size, in order to strengthen kicking up of leading portion material, what arranged by lifting blade is larger, the particle of back segment is less, use less lifting blade, in body of heater, whole process can have good lifting and drying effect.
It has promote ore dressing quality, prevent air pollution, advantage that course of conveying is without hindrance.
Accompanying drawing explanation
Fig. 1 is the structural representation of mineral processing production line in the present invention.
Fig. 2 is the structural representation of ore dressing disintegrating machine in the present invention.
Fig. 3 is the structural representation of ore dressing dryer in the present invention.
Fig. 4 is the structural representation of screw conveyor in the present invention.
Fig. 5 is the structural representation that the present invention selects the water dust scrubber in mine dust removing device.
In figure: 1. ore dressing disintegrating machine; 2. ore dressing dryer; 3. screw conveyor; 4. ball mill; 5. select mine dust removing device; 11. casings; 12. quiet Hubei Province plates; 13. moving jaw plates; 14. transmit running roller; 15. defective material cracking cabins; 16. particle platforms; 17. particle hammers; 18. discharging openings; 21. bodies of heater; 22. bases; 23. ring-types support; 24. back-up rings; 25. criss-crossing reinforcing ribs; 26. lifting blades; 31. urceolus; 32. rotating shafts; 33. screw conveyor plates; 34. breeze ways; 51. cylindrical shells; 52. air inlets; 53. gas outlets; 54. coarse grain rubber layers; 55. moisture films; 56. top covers; 57. major axis; 58. helical blades; 59. collecting chambers.
Detailed description of the invention
Below by detailed description of the invention, technical scheme of the present invention is described in further detail.
As depicted in figs. 1 and 2, a kind of mineral processing production line, what it comprised that the described ore dressing dryer 2 of the feeder, ore dressing disintegrating machine 1, ore dressing dryer 2, screw conveyor 3, ball mill 4 and the correspondence that connect successively arranges selects mine dust removing device 5, wherein, described ore dressing disintegrating machine comprises flat material removing mechanism, and the discharge end of this flat material removing mechanism is communicated with the charging aperture of described ore dressing dryer.Many below the discharging opening that described flat material removing mechanism comprises the particle chamber that quiet Hubei Province plate 12 of being located at described mine crushing machine and moving jaw plate 13 surround are transmitted running rollers 14, the rotation direction of many described transmission running rollers 14 is consistent, many described transmission running rollers 14, plate 12 lower end, described quiet Hubei Province and plate 13 lower end, described dynamic Hubei Province surround fence type Screening Network, in the casing of described mining screen extension set, the direction of transfer of corresponding many described transmission running rollers 14 arranges defective material process mouth, described defective material process mouth connects defective material cracking cabin 15, described defective material cracking cabin 15 comprises the quartering hammer 17 be located at the broken platform 16 at the bottom of storehouse and arranged with correspondence, each sidewall of described defective material cracking cabin 15 arranges push pedal, the sidepiece bottom of described defective material cracking cabin 15 is provided with discharging opening 18, this discharging opening 18 is the discharge end of described flat material removing mechanism.
Flat material is transmitted running roller 14 backstop and is delivered to defective material cracking cabin 15, quartering hammer 17 transfers out after flat material fragmentation again, directly enter ore dressing dryer 2 to dry, after crusher in crushing, the material of chunky shape directly flows into feed bin by fence type Screening Network, then enters ore dressing dryer 2 and dry.
As shown in Figure 3, described ore dressing dryer 2 comprises body of heater 21 and bracing frame, the arrival end inlet porting bracing or strutting arrangement of described body of heater 21, the bearing that the ring-type that this entrance bracing or strutting arrangement comprises base 22, the back-up ring 24 of corresponding described body of heater 21 arrival end is arranged supports 23 and is arranged between described back-up ring 24 and described ring-type support 23, described ring-type supports on 23 and arranges criss-crossing reinforcing ribs 25, one of them oral area that feed arrangement is separated out from this criss-crossing reinforcing ribs 25 enters, and another oral area that hot gas duct is separated out from this criss-crossing reinforcing ribs enters.Described furnace body inside wall is evenly equipped with lifting blade 26, and described lifting blade 26 reduces to the port of export direction size of body of heater successively from the arrival end of body of heater.Other bracing or strutting arrangement of drying-machine furnace body is eliminated, as support, travelling gear etc. in accompanying drawing.
Material after fragmentation due to particle up to standard, can be dried fully in dryer, and due to granular less, damage for dryer is also less, especially the deformation failure that falls of front end, reduces greatly, and the entrance bracing or strutting arrangement in dryer, further strengthen the structural strength of body of heater, the design of lifting blade, the trend of drying gradually for material is arranged, and reasonably carries out Force Calculation and draws this kind of structure, make the conveying mechanism of drying course more reasonable, drying effect is better.
As shown in Figure 5, the described mine dust removing device 5 that selects comprises the water dust scrubber connected successively, sack cleaner and cyclone dust collectors group, wherein, described water dust scrubber comprises cylindrical shell 51, be located at the air inlet 52 of this cylindrical shell 51 following side, be located at the gas outlet 53 of this cylindrical shell 51 upper lateral part, the water seepage hole be located at the spiral flow-guiding device in described cylindrical shell 51 and be arranged on described cylindrical shell madial wall, the madial wall of described cylindrical shell is laid one deck coarse grain rubber layer 54, the water that described water seepage hole oozes out accumulates formation moisture film 55 inside described coarse grain rubber layer 54, described spiral flow-guiding device comprises the top cover 56 being detachably arranged on described cylindrical shell upper end, the major axis 57 being arranged on this top cover 56 lower surface and the helical blade 58 be arranged on this major axis 57, the outside of described helical blade 58 is pressed close to described coarse grain rubber layer 54 and is arranged, the lower end of described cylindrical shell is provided with collecting chamber 59.Described spiral flow-guiding device also comprises and is arranged on motor on described top cover 56 and by this motor-driven travelling gear, described major axis 57 is rotatably assorted with described top cover 56, the driven gear that on described major axis 57, sheathed and described travelling gear engages, described major axis 57 drives described helical blade 58 to rotate, and the rotation direction of described helical blade 58 is contrary with the hand of spiral of described air-flow.
The air-flow of the band grit produced in drying course enters and selects mine dust removing device, water dust scrubber removing coarse grain, grain in sack cleaner removing, cyclone dust collectors group removes thin dirt, purification of air the most at last, wherein, in water dust scrubber, the formation of moisture film 55 is formed by water seepage hole and coarse grain rubber layer 54 acting in conjunction, can to be effectively detained coarse grain, and the helical blade 58 of reversion, further strengthen convection current and the collision of coarse grain, optimize the effect of being detained.
As shown in Figure 4, described screw conveyor 3 comprises urceolus 31, rotating shaft 32 and screw conveyor plate 33, described screw conveyor plate 33 is equidistantly provided with some breeze ways 34, the diameter of the screw conveyor plate of every section of described breeze way 34 is in the state increased gradually to centre from two ends, and on described urceolus 31, the diameter of the part of corresponding described breeze way 34 is oppositely arranged.Material is mainly used in be delivered to ball mill from dryer, the object of breeze way is the ability of strength imparting material conveying, delivery profile in course of conveying is change, material is more easily broken in the course of conveying of change, not easily bonds and is detained, especially at breeze way, because diameter is larger, thrust is also comparatively large, is equivalent to rearrange material, enhances the ability of propelling movement in each stage.
In other embodiments, described screw conveyor plate is shaftless screw transmission board, the two ends of described shaftless screw transmission board arrange connection rotating shaft, the described connection rotating shaft at two ends is arranged on bearing block respectively by bearing, described shaftless screw transmission board wherein the rotating shaft that connects of one end by drive motors transmission.Mainly for delivery of the material that viscosity is larger.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (8)
1. a mineral processing production line, it is characterized in that: what it comprised that the described ore dressing dryer of the feeder, ore dressing disintegrating machine, ore dressing dryer, screw conveyor, ball mill and the correspondence that connect successively arranges selects mine dust removing device, wherein, described ore dressing disintegrating machine comprises flat material removing mechanism, and the discharge end of this flat material removing mechanism is communicated with the charging aperture of described ore dressing dryer.
2. mineral processing production line according to claim 1, it is characterized in that: many below the discharging opening that described flat material removing mechanism comprises the particle chamber that quiet Hubei Province plate of being located at described mine crushing machine and moving jaw plate surround are transmitted running rollers, the rotation direction of many described transmission running rollers is consistent, many described transmission running rollers, described plate lower end, quiet Hubei Province and plate lower end, described dynamic Hubei Province surround fence type Screening Network, in the casing of described mining screen extension set, the direction of transfer of corresponding many described transmission running rollers arranges defective material process mouth, described defective material process mouth connects defective material cracking cabin, described defective material cracking cabin comprises the quartering hammer be located at the broken platform at the bottom of storehouse and arranged with correspondence, each sidewall of described defective material cracking cabin arranges push pedal, the sidepiece bottom of described defective material cracking cabin is provided with discharging opening, this discharging opening is the discharge end of described flat material removing mechanism.
3. mineral processing production line according to claim 2, it is characterized in that: the described water dust scrubber selecting mine dust removing device to comprise to connect successively, sack cleaner and cyclone dust collectors group, wherein, described water dust scrubber comprises cylindrical shell, be located at the air inlet of this cylindrical shell following side, be located at the gas outlet of this cylindrical shell upper lateral part, be located at the spiral flow-guiding device in described cylindrical shell and be arranged in the water seepage hole on described cylindrical shell madial wall, the madial wall of described cylindrical shell is laid one deck coarse grain rubber layer, the water that described water seepage hole oozes out accumulates formation moisture film inside described coarse grain rubber layer, described spiral flow-guiding device comprises the top cover being detachably arranged on described cylindrical shell upper end, the major axis being arranged on this top cover lower surface and the helical blade be arranged on this major axis, the outside of described helical blade is pressed close to described coarse grain rubber layer and is arranged, the lower end of described cylindrical shell is provided with collecting chamber.
4. mineral processing production line according to claim 3, it is characterized in that: described spiral flow-guiding device also comprises and is arranged on motor on described top cover and by this motor-driven travelling gear, described major axis and described top cover are rotatably assorted, the driven gear that on described major axis, sheathed and described travelling gear engages, described major axis drives described helical blade to rotate, and the rotation direction of described helical blade is contrary with the hand of spiral of described air-flow.
5. mineral processing production line according to claim 3, it is characterized in that: described screw conveyor comprises urceolus, rotating shaft and screw conveyor plate, described screw conveyor plate is equidistantly provided with some breeze ways, the diameter of the screw conveyor plate of every section of described breeze way is in the state increased gradually to centre from two ends, and on described urceolus, the diameter of the part of corresponding described breeze way is oppositely arranged.
6. mineral processing production line according to claim 5, it is characterized in that: described screw conveyor plate is shaftless screw transmission board, the two ends of described shaftless screw transmission board arrange connection rotating shaft, the described connection rotating shaft at two ends is arranged on bearing block respectively by bearing, and the described connection rotating shaft of described shaftless screw transmission board wherein one end is by drive motors transmission.
7. mineral processing production line according to claim 1, it is characterized in that: described mining dryer comprises body of heater and bracing frame, the arrival end inlet porting bracing or strutting arrangement of described body of heater, the ring-type that this entrance bracing or strutting arrangement comprises base, the back-up ring of corresponding described body of heater arrival end is arranged supports and is arranged on the bearing between described back-up ring and the support of described ring-type, described ring-type arranges criss-crossing reinforcing ribs on supporting, one of them oral area that feed arrangement is separated out from this criss-crossing reinforcing ribs enters, and another oral area that hot gas duct is separated out from this criss-crossing reinforcing ribs enters.
8. mineral processing production line according to claim 7, is characterized in that: described furnace body inside wall is evenly equipped with lifting blade, and described lifting blade reduces to the port of export direction size of body of heater successively from the arrival end of body of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510842278.8A CN105435934A (en) | 2015-11-29 | 2015-11-29 | Mineral separation production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510842278.8A CN105435934A (en) | 2015-11-29 | 2015-11-29 | Mineral separation production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105435934A true CN105435934A (en) | 2016-03-30 |
Family
ID=55546825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510842278.8A Pending CN105435934A (en) | 2015-11-29 | 2015-11-29 | Mineral separation production line |
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| CN (1) | CN105435934A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001087668A (en) * | 1999-09-27 | 2001-04-03 | Hisayoshi Taniguchi | Method for refining and processing granite porphyry and utilization of the refined material |
| CN2671683Y (en) * | 2003-12-31 | 2005-01-19 | 北京当升材料科技有限公司 | United crusher |
| CN103433137A (en) * | 2013-07-29 | 2013-12-11 | 十堰源禹工贸有限公司 | Breaking and separation integrated comprehensive recovery method of chrysotile tailings |
| WO2014063211A1 (en) * | 2012-10-26 | 2014-05-01 | Vale S.A. | Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration |
| CN104888922A (en) * | 2015-06-12 | 2015-09-09 | 开阳县鱼上建安硅矿 | Ore drying and separating system |
-
2015
- 2015-11-29 CN CN201510842278.8A patent/CN105435934A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001087668A (en) * | 1999-09-27 | 2001-04-03 | Hisayoshi Taniguchi | Method for refining and processing granite porphyry and utilization of the refined material |
| CN2671683Y (en) * | 2003-12-31 | 2005-01-19 | 北京当升材料科技有限公司 | United crusher |
| WO2014063211A1 (en) * | 2012-10-26 | 2014-05-01 | Vale S.A. | Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration |
| CN103433137A (en) * | 2013-07-29 | 2013-12-11 | 十堰源禹工贸有限公司 | Breaking and separation integrated comprehensive recovery method of chrysotile tailings |
| CN104888922A (en) * | 2015-06-12 | 2015-09-09 | 开阳县鱼上建安硅矿 | Ore drying and separating system |
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Effective date of abandoning: 20190423 |