CN101161348A - Separation ore-sorting system and method for recovering sulfureous and iron from debris - Google Patents
Separation ore-sorting system and method for recovering sulfureous and iron from debris Download PDFInfo
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- CN101161348A CN101161348A CNA2007101585915A CN200710158591A CN101161348A CN 101161348 A CN101161348 A CN 101161348A CN A2007101585915 A CNA2007101585915 A CN A2007101585915A CN 200710158591 A CN200710158591 A CN 200710158591A CN 101161348 A CN101161348 A CN 101161348A
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- 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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
Abstract
The present invention relates to a debris-reclaiming sulfur-iron-separating mineral-concentration system and the method thereof, the debris powder is conveyed to the proportion hopper through a charging hopper, an electromagnetism vibrating feeder and a belt conveyer, and the debris powder enters the stage-one magnetic separator, stage-two magnetic separator, stage-three magnetic separator 1, stage-four magnetic separator, stage-five magnetic separator and stage-six magnetic separator in sequence to sorting after adding water to dilution, the sorted and separated debris flows into the sludge channel of the workshop, the mineral matter containing magnetism flows into the iron powder desilter to deposit and the sorting and separating course of the iron ore powder is completed. The sludge channel is communicated with the sulfur powder desilter to abstract the exquisite sulfur powder, the sulfur powder deposits in the tank as the specific weight of the sulfur powder is larger, the pure debris generated after deposition flows to the chief sludge channel, the low-grade sulfur powder in the sulfur powder desilter is floated by the floatation device and then flows into the exquisite sulfur powder desilter to do deposition, the exquisite sulfur powder is obtained after deposition for a definite time and the mineral concentration flow path of the sulfur powder is completed. The system is suitable for the large-scale debris reclaiming work and has the advantages of settling the problem of resource waste, low cost and high output value, and the producing cost is only 10% of the output value.
Description
Technical field: the present invention relates to a kind ofly reclaim ore-sorting system and use this system separates, reclaims Iron Ore Powder, sulphur powder to mine tailing method at pyrite, pyritic mine tailing.
Background technology: present mine tailing recovery operation uses the disc type mine tailing to reclaim machine usually, this rate of recovery that reclaims machine is very low, small scale, and mine tailing recovery machine does not have the sulphur powder separator at the sulfur-bearing mine tailing, Iron Ore Powder in the mine tailing can only be sorted and separate, when recovery contains the pyrite of abundant sulphur composition, pyritic mine tailing, the sulphur powder can't be separated, make a large amount of sulphur with tailing waste, the waste mineral resources.
Summary of the invention: in order to solve the problem of above-mentioned existence, the invention provides a kind of sulphur, iron in the mine tailing can separation, and rate of recovery height is fit to the extensive mine tailing that uses and reclaims sulphur iron separation ore-sorting system and use the method that this system reclaims the Iron Ore Powder in the mine tailing, sulphur powder; The objective of the invention is to be achieved through the following technical solutions: mine tailing reclaims sulphur iron separation ore-sorting system: comprise water supply installation, pipeline, be provided with vibro-feeder (55) at hopper (1) lower part outlet end, the port of export of vibro-feeder (55) is provided with belt conveyor (2), end at belt conveyor (2) is provided with batch hopper (3), at batch hopper (3) and one-level magnetic separator (5), (6) be provided with balanced device (4) between, one-level magnetic separator (5), (6) concentrate mouth is connected with the inlet of secondary magnetic separation machine (8) by interflow device (7), the concentrate mouth of secondary magnetic separation machine (8) is connected with the inlet of forging grinding machine (9), the outlet of forging grinding machine (9) is connected with balanced device (10), balanced device (10) is connected with the inlet of three grades of magnetic separators (11), the concentrate mouth of three grades of magnetic separators (11) is connected with the inlet of level Four magnetic separator (12), the concentrate mouth of level Four magnetic separator (12) has high frequency sieve (13), be provided with pulp tank (16) in the side of high frequency sieve (13), the lower floor of high frequency sieve (13) is provided with Pyatyi magnetic separator (14) successively, six grades of magnetic separators (15), pulp tank (16) outlet at bottom is connected with sand pump (17), the outlet of sand pump (17) (53) by the road is connected with the inlet of forging grinding machine (9), the concentrate mouth of six grades of magnetic separators (15) and sedimentation basin (26), (27), (28) be communicated with by pulp tank (75), one-level magnetic separator (5), (6), secondary magnetic separation machine (8), three grades of magnetic separators (11), level Four magnetic separator (12), Pyatyi magnetic separator (14), the mine tailing mouth of six grades of magnetic separators (15) is communicated with tail-box (33), tail-box (33) and sulphur powder sedimentation basin (24), (25) be communicated with, sulphur powder sedimentation basin (24), (25) be respectively equipped with sand pump (18) in, (19), sand pump (18), (19) outlet is connected with the inlet of flotation unit (20), the elaboration mouth of flotation unit (20) and elaboration sulphur powder sedimentation basin (29), (30) be communicated with, sulphur powder sedimentation basin (24), the tail-box (34) of mine tailing mouth (25) and flotation unit is communicated with total tail-box (35), total tail-box (35) leads to mine tailing storehouse (36), one-level magnetic separator (5), (6) be arranged on the same level height, the level height of secondary magnetic separation machine (8) is in one-level magnetic separator (5), (6) and forge between the grinding machine (9), forge grinding machine (9), three grades of magnetic separators (11) are in same level height, level Four magnetic separator (12) position is lower than three grades of magnetic separators (11), high frequency sieve (13), Pyatyi magnetic separator (14), six grades of magnetic separators (15) are in same level height, and the position is lower than level Four magnetic separator (12).
Described one-level, secondary, three grades, level Four magnetic separator, comprise: permanent-magnetic cylindrical, drench pit, frame, transmission device, feed launder, concentrate hopper, tail-box, magnetic are adjusting device, the feed launder below is provided with buffer table, and the mine tailing mouth is arranged on the minimum point of drench pit and the position between the concentrate mouth.
The magnetic of described permanent-magnetic cylindrical is that angle is 120 degree-170 degree.
Mine tailing reclaims sulphur iron separation beneficiation method: the interior material loading of feed hopper (1); By vibro-feeder (55) feed; By belt conveyor (2) mass transport is arrived in the batch hopper (3); Water supply installation is that batch hopper supplies water by pipeline; Enter one-level magnetic separator (5) by balanced device (4) behind the thin up; (6); Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine (8) by interflow device (7) interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine (9) and carry out fine lapping; Material after the grinding enters three grades of magnetic separators (11) by balanced device (10); Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator (12) and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve (13) and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank (16) on the sieve; Returning forging grinding machine (9) by sand pump (17) and pipeline (53) grinds again; The lower certified products of sieve flow into Pyatyi magnetic separator (14) and sort; The mineral matter of magnetic enters six grades of magnetic separators (15) and sorts for the last time; Above-mentioned one-level magnetic separator (5); (6); Secondary magnetic separation machine (8); Three grades of magnetic separators (11); Level Four magnetic separator (12); Pyatyi magnetic separator (14); The magnetic field intensity of six grades of magnetic separators (15) is 2500~5000 Gausses; The mine tailing that sorts after the separation flows into workshop tail-box (33); Magnetic-bearing mineral matter flows into iron powder sedimentation basin (26); (27); (28) precipitation namely gets Iron Ore Powder; Tail-box (33) is communicated with sulphur powder sedimentation basin (24), (25), the low-grade sulphur powder that sulphur powder sedimentation basin (24), (25) are selected is by sand pump (18), (19), squeeze in the flotation unit (20) and carry out flotation, enter elaboration sulphur powder sedimentation basin (29), (30) precipitation after the flotation, promptly get elaboration sulphur powder, finish the beneficiation flowsheet of sulphur powder.
Beneficial effect of the present invention: mine tailing of the present invention reclaims sulphur iron separation ore-sorting system and compared with adopt disc type mine tailing recovery machine in the past, the refinement of whole recovery flow process, adopt six grades of magnetic separators, mine tailing is carried out magnetic separation, as much as possible the magnetic iron ore that contains in the mine tailing is separated, because of one-level, secondary, three grades, level Four raw meal particle size that magnetic separator sorts is below 6 millimeters, so adopt homemade permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator, magnetic field intensity is 2500~5000 Gausses, its feature is to sort coarse size, it sorts granularity at 0~8mm, magnetic is that angle can reach 120 degree-170 degree; it is long to sort the zone; owing to be provided with buffer table below feed launder; tail-box is arranged on the minimum point of drench pit and the position between the concentrate hopper; make mine tailing not to be flowed directly to tail-box from iron ore feeding hole; and the magnetic mineral band (thorn-like) that needs permanent-magnetic cylindrical to attract magnetisable material to form under the effect in magnetic field promotes mine tailing and enters tail-box; mineral are fully contacted with permanent-magnetic cylindrical; and the constituency extends, thus the raising rate of recovery; Because of Pyatyi, six grades of selected other raw meal particle sizes of magnetic separator are below 0~0.1mm, so adopt commercial permanent-magnet chamber type wet separation half adverse current cell body magnetic separator, magnetic field intensity is 2500~5000 Gausses; sorting granularity is 0~0.15mm; it is strong to sort separation property; adopt the different magnetic separator of above-mentioned two class performances; yield is reached more than 99%, and debris recovery iron ore powder system of the present invention especially is fit to large-scale mine tailing recovery operation; solved the problem of the wasting of resources; use this system recoveries mine tailing, cost is low, output value height; production cost only accounts for about 10% of the output value, and profit accounts for about 90%.
Description of drawings:
Fig. 1 is the structural representation that mine tailing reclaims sulphur iron separation ore-sorting system;
Fig. 2 is the side view that mine tailing reclaims sulphur iron separation ore-sorting system;
Fig. 3 is the structural representation of permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator;
Fig. 4 is the side view of Fig. 3;
Fig. 5 is the fundamental diagram of permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator.
The specific embodiment: mine tailing reclaims sulphur iron separation ore-sorting system, comprise water supply installation, pipeline, water supply installation comprises water source 23, clarified water pump 22, sump 21, and water source 23 pours into sump 21 through clarified water pump 22, and the retaining in the sump 21 is the system water supply of ore-sorting system by pipeline; Be provided with vibro-feeder 55 at hopper 1 lower part outlet end, the port of export of vibro-feeder 55 is provided with belt conveyor 2, end at belt conveyor 2 is provided with batch hopper 3, at batch hopper 3 and one-level magnetic separator 5, be provided with balanced device 4 between 6, one-level magnetic separator 5,6 concentrate mouth is connected with the inlet of secondary magnetic separation machine 8 by interflow device 7, the concentrate mouth of secondary magnetic separation machine 8 is connected with the inlet of forging grinding machine 9, the outlet of forging grinding machine 9 is connected with balanced device 10, balanced device 10 is connected with the inlet of three grades of magnetic separators 11, the concentrate mouth of three grades of magnetic separators 11 is connected with the inlet of level Four magnetic separator 12, the concentrate mouth of level Four magnetic separator 12 has high frequency sieve 13, be provided with pulp tank 16 in the side of high frequency sieve 13, the lower floor of high frequency sieve 13 is provided with Pyatyi magnetic separator 14 successively, six grades of magnetic separators 15, pulp tank 16 outlet at bottoms are connected with sand pump 17, the outlet of sand pump 17 53 is connected with the inlet of forging grinding machine 9 by the road, the concentrate mouth of six grades of magnetic separators 15 and sedimentation basin 26,27,28 by pulp tank 75 connections, one-level magnetic separator 5,6,8 three grades of magnetic separators 11 of secondary magnetic separation machine, level Four magnetic separator 12, Pyatyi magnetic separator 14, the mine tailing mouth of six grades of magnetic separators 15 is communicated with tail-box 33, tail-box 33 and sulphur powder sedimentation basin 24,25 are communicated with, sulphur powder sedimentation basin 24, be respectively equipped with sand pump 18 in 25,19, sand pump 18,19 outlet is connected with the inlet of flotation unit 20, the elaboration mouth of flotation unit 20 and elaboration sulphur powder sedimentation basin 29,30 are communicated with, sulphur powder sedimentation basin 24,25 the mine tailing mouth and the tail-box 34 of flotation unit are communicated with total tail-box 35, and total tail-box 35 leads to mine tailing storehouse 36.As shown in Figure 2, one-level magnetic separator 5,6 is arranged on the same level height, the level height of secondary magnetic separation machine 8 is at one-level magnetic separator 5,6 and forge between the grinding machine 9, forge grinding machine 9, three grades of magnetic separators 11 in same level height, level Four magnetic separator 12 positions are lower than three grades of magnetic separators 11, high frequency sieve 13, Pyatyi magnetic separator 14, six grades of magnetic separators 15 are in same level height, and the position is lower than level Four magnetic separator 12.Magnetic separators at different levels and the installation of forging grinding machine are staged arranges, and makes material be direct current one-level one-level and carries downwards, has reduced transfer equipment, reduces producing cost.Wherein one-level, secondary, three grades, level Four magnetic separator, adopt homemade permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator, its structure comprises that frame 41, motor 39, transmission device 42, drench pit 40, permanent-magnetic cylindrical 38, magnetic are adjusting device 37, feed launder 43, tail-box 44, concentrate hopper 45 shown in Fig. 3-5; Motor 39 is connected with permanent-magnetic cylindrical 38 with transmission device 42, motor 39 drives permanent-magnetic cylindrical 38 rotations by transmission device 42, the two ends of drench pit 40 are respectively equipped with feed launder 43 and concentrate hopper 45, the feed launder below is provided with buffer table 46, mine tailing mouth 49 is located at the minimum point of drench pit 40 and the position between the concentrate mouth 50, magnetic is 47 to be arranged on permanent-magnetic cylindrical 38 inside, be fan-shaped distribution, the inner magnet of permanent-magnetic cylindrical 38 is that angle is 120 degree-170 degree, permanent-magnetic cylindrical 38 is that adjusting device 37 is connected with magnetic, and magnetic is that adjusting device 37 is used for adjusting magnetic declination.
Mine tailing reclaims sulphur iron separation beneficiation method; In feed hopper 1, transport mine tailing with forklift; By vibro-feeder 55 feeds; Adjust the amplitude current of vibro-feeder and just can adjust feeding coal; By belt conveyor 2 mass transport is arrived in the batch hopper 3; Water supply installation is that batch hopper supplies water by pipeline; Material behind the thin up enters one-level magnetic separator 5 by balanced device 4; 6; Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine 8 by interflow device 7 interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine 9 and carry out fine lapping; Material after the grinding enters three grades of magnetic separators 11 by balanced device 10; Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator 12 and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve 13 and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank 16 on the sieve; Returning forging grinding machine 9 by sand pump 17 and pipeline 53 grinds again; Sieve is lower to be sorted for certified products flow into Pyatyi magnetic separator 14; The mineral matter of magnetic enters six grades of magnetic separators 15 and sorts for the last time; The mine tailing that sorts after the separation flows into workshop tail-box 33; Magnetic-bearing mineral matter flows into iron powder sedimentation basin 26; 27; 28; Three iron powder sedimentation basins use respectively by turns; Full pond is by precipitating after a while; Be transported to the iron powder storehouse by forklift again, finish the separation process that sorts of Iron Ore Powder. In order to extract elaboration sulphur powder, avoid causing the wasting of resources, with tail-box 33 and sulphur powder sedimentation basin 24,25 are communicated with, because the sulphur powder is than great, the sulphur powder is deposited in the pond, the pure tailing stream that post precipitation produces is to total tail-box 35, sulphur powder sedimentation basin 24, the 25 low-grade sulphur powder of selecting are by sand pump 18,19, squeeze into and carry out flotation in the flotation unit 20, the mine tailing after the flotation flows into total tail-box 35 through tail-box 34, flows into mine tailing storehouse 36 at last, elaboration sulphur powder after the flotation flows into elaboration sulphur powder sedimentation basin 29, precipitate in 30, post precipitation by certain hour promptly gets elaboration sulphur powder, is transported to elaboration sulphur powder storehouse by forklift, finishes the beneficiation flowsheet of sulphur powder.
Claims (4)
1. mine tailing reclaims sulphur iron separation ore-sorting system: comprise water supply installation, pipeline, it is characterized in that: be provided with vibro-feeder (55) at hopper (1) lower part outlet end, the port of export of vibro-feeder (55) is provided with belt conveyor (2), end at belt conveyor (2) is provided with batch hopper (3), at batch hopper (3) and one-level magnetic separator (5), (6) be provided with balanced device (4) between, one-level magnetic separator (5), (6) concentrate mouth is connected with the inlet of secondary magnetic separation machine (8) by interflow device (7), the concentrate mouth of secondary magnetic separation machine (8) is connected with the inlet of forging grinding machine (9), the outlet of forging grinding machine (9) is connected with balanced device (10), balanced device (10) is connected with the inlet of three grades of magnetic separators (11), the concentrate mouth of three grades of magnetic separators (11) is connected with the inlet of level Four magnetic separator (12), the concentrate mouth of level Four magnetic separator (12) has high frequency sieve (13), be provided with pulp tank (16) in the side of high frequency sieve (13), the lower floor of high frequency sieve (13) is provided with Pyatyi magnetic separator (14) successively, six grades of magnetic separators (15), pulp tank (16) outlet at bottom is connected with sand pump (17), the outlet of sand pump (17) (53) by the road is connected with the inlet of forging grinding machine (9), the concentrate mouth of six grades of magnetic separators (15) and sedimentation basin (26), (27), (28) be communicated with by pulp tank (75), one-level magnetic separator (5), (6), secondary magnetic separation machine (8), three grades of magnetic separators (11), level Four magnetic separator (12), Pyatyi magnetic separator (14), the mine tailing mouth of six grades of magnetic separators (15) is communicated with tail-box (33), tail-box (33) and sulphur powder sedimentation basin (24), (25) be communicated with, sulphur powder sedimentation basin (24), (25) be respectively equipped with sand pump (18) in, (19), sand pump (18), (19) outlet is connected with the inlet of flotation unit (20), the elaboration mouth of flotation unit (20) and elaboration sulphur powder sedimentation basin (29), (30) be communicated with, sulphur powder sedimentation basin (24), the tail-box (34) of mine tailing mouth (25) and flotation unit is communicated with total tail-box (35), total tail-box (35) leads to mine tailing storehouse (36), one-level magnetic separator (5), (6) be arranged on the same level height, the level height of secondary magnetic separation machine (8) is in one-level magnetic separator (5), (6) and forge between the grinding machine (9), forge grinding machine (9), three grades of magnetic separators (11) are in same level height, level Four magnetic separator (12) position is lower than three grades of magnetic separators (11), high frequency sieve (13), Pyatyi magnetic separator (14), six grades of magnetic separators (15) are in same level height, and the position is lower than level Four magnetic separator (12).
2. mine tailing according to claim 1 reclaims sulphur iron separation ore-sorting system, it is characterized in that: described one-level, secondary, three grades, level Four magnetic separator, comprise: permanent-magnetic cylindrical, drench pit, frame, transmission device, feed launder, concentrate hopper, tail-box, magnetic are adjusting device, the feed launder below is provided with buffer table, and the mine tailing mouth is arranged on the minimum point of drench pit and the position between the concentrate mouth.
3. mine tailing according to claim 2 reclaims sulphur iron separation ore-sorting system, it is characterized in that: the magnetic of described permanent-magnetic cylindrical is that angle is 120 degree-170 degree.
4. mine tailing reclaims sulphur iron separation beneficiation method: the interior material loading of feed hopper (1); By vibro-feeder (55) feed; By belt conveyor (2) mass transport is arrived in the batch hopper (3); Water supply installation is that batch hopper supplies water by pipeline; Enter one-level magnetic separator (5) by balanced device (4) behind the thin up; (6); Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine (8) by interflow device (7) interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine (9) and carry out fine lapping; Material after the grinding enters three grades of magnetic separators (11) by balanced device (10); Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator (12) and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve (13) and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank (16) on the sieve; Returning forging grinding machine (9) by sand pump (17) and pipeline (53) grinds again; The lower certified products of sieve flow into Pyatyi magnetic separator (14) and sort; The mineral matter of magnetic enters six grades of magnetic separators (15) and sorts for the last time; Above-mentioned one-level magnetic separator (5); (6); Secondary magnetic separation machine (8); Three grades of magnetic separators (11); Level Four magnetic separator (12); Pyatyi magnetic separator (14); The magnetic field intensity of six grades of magnetic separators (15) is 2500~5000 Gausses; The mine tailing that sorts after the separation flows into workshop tail-box (33); Magnetic-bearing mineral matter flows into iron powder sedimentation basin (26); (27); (28) precipitation namely gets Iron Ore Powder; Tail-box (33) is communicated with sulphur powder sedimentation basin (24), (25), the low-grade sulphur powder that sulphur powder sedimentation basin (24), (25) are selected is by sand pump (18), (19), squeeze in the flotation unit (20) and carry out flotation, enter elaboration sulphur powder sedimentation basin (29), (30) precipitation after the flotation, promptly get elaboration sulphur powder, finish the beneficiation flowsheet of sulphur powder.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101549322B (en) * | 2009-05-13 | 2012-08-01 | 昆明理工大学 | Process of using sulphur lead-zinc containing tailings to prepare sulphur iron ore concentrate |
CN101579652B (en) * | 2009-05-15 | 2012-08-08 | 白银有色集团股份有限公司 | Method for selecting sulfur from tailings discarded by mineral separation |
CN103909008A (en) * | 2012-12-31 | 2014-07-09 | 北京有色金属研究总院 | Mineral separation combination process for recycling pyrite from lead-zinc tailings |
CN104028367A (en) * | 2013-03-05 | 2014-09-10 | 中国科学院广州地球化学研究所 | Process for recycling sulfur and iron resources in copper and sulfur tailings |
CN104998762A (en) * | 2015-08-05 | 2015-10-28 | 天津美腾科技有限公司 | Flotation processing center |
CN105277474A (en) * | 2014-11-17 | 2016-01-27 | 北京至感传感器技术研究院有限公司 | Dust particle detection equipment |
-
2007
- 2007-11-29 CN CNB2007101585915A patent/CN100563838C/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101549322B (en) * | 2009-05-13 | 2012-08-01 | 昆明理工大学 | Process of using sulphur lead-zinc containing tailings to prepare sulphur iron ore concentrate |
CN101579652B (en) * | 2009-05-15 | 2012-08-08 | 白银有色集团股份有限公司 | Method for selecting sulfur from tailings discarded by mineral separation |
CN103909008A (en) * | 2012-12-31 | 2014-07-09 | 北京有色金属研究总院 | Mineral separation combination process for recycling pyrite from lead-zinc tailings |
CN104028367A (en) * | 2013-03-05 | 2014-09-10 | 中国科学院广州地球化学研究所 | Process for recycling sulfur and iron resources in copper and sulfur tailings |
CN105277474A (en) * | 2014-11-17 | 2016-01-27 | 北京至感传感器技术研究院有限公司 | Dust particle detection equipment |
CN104998762A (en) * | 2015-08-05 | 2015-10-28 | 天津美腾科技有限公司 | Flotation processing center |
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