CN204672414U - The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone - Google Patents
The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone Download PDFInfo
- Publication number
- CN204672414U CN204672414U CN201520319126.5U CN201520319126U CN204672414U CN 204672414 U CN204672414 U CN 204672414U CN 201520319126 U CN201520319126 U CN 201520319126U CN 204672414 U CN204672414 U CN 204672414U
- Authority
- CN
- China
- Prior art keywords
- discharging opening
- charging aperture
- agitating device
- flotation cell
- connects
- Prior art date
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of production line extracting black tungsten from low-grade particulate type disseminated wolframite stone, comprise breaker, intermediate bunker, ball mill, spiral classifier, the first agitating device, the first flotation cell, weak magnetic machine, high gradient magnetic separator, thickening pond, the second agitating device, the second flotation cell.The charging aperture of intermediate bunker connects the discharging opening of breaker, the charging aperture of its discharging opening connection ball mill.The discharging opening of the charging aperture connection ball mill of spiral classifier, its fine grained discharging opening connect the charging aperture of the first agitating device, the charging aperture of its coarse granule discharging opening connection ball mill.The charging aperture that the charging aperture of the first flotation cell connects the discharging opening of the first agitating device, its discharging opening connects weak magnetic machine.The charging aperture of high gradient magnetic separator connects the discharging opening of weak magnetic machine, the charging aperture of its discharging opening connection thickening pond.The discharging opening of the charging aperture connection thickening pond of the second agitating device, its discharging opening connect the charging aperture of the second flotation cell.
Description
Technical field
The utility model relates to a kind of production equipment of black tungsten, particularly relates to a kind of production line extracting black tungsten from low-grade particulate type disseminated wolframite stone.
Background technology
China's tungsten resource enriches, and the volume of trade of the oil in place of tungsten, tungsten concentrate output and tungsten product all ranks first in the world.After the eighties in last century, since particularly entering 21 century, due to a large amount of exploitation, tungsten ore resource constantly reduces, and high-grade tungsten ore is day by day exhausted, imperative to the exploitation of low-grade or even cut-off grade tungsten ore, synthetical recovery.For Quartz Vein Type coarse grain wolframite, conventional method is all adopt gravity separation method to reclaim tungsten.The disseminated grain size of coarse quartz grain arteries and veins type wolframite is thicker, monomer wolframite is just had at 10-20mm, ore coarse crushing washup screening after, through artificial hand selection abandon in advance again thickness broken after (rod mill ore grinding dissociates) gravitational separation equipment such as jigging, shaking table just can be adopted to reclaim, recovering effect is better.But gravity separation method is bad for the ore dressing effect sorting particulate type disseminated wolframite stone.If particulate disseminated wolframite makes wolframite fully dissociate just need very thin mog, fineness is thinner to be reclaimed according to the gravitational separation equipment such as shaking table, jigging, the wolframite that then most fineness is thinner is with spill losses, and cause the rate of recovery of tungsten low, the general rate of recovery only has about 60%.Particularly for wolframite stone that is low-grade or even cut-off grade, because of grade and the rate of recovery low, according to gravity treatment rule without any economic worth.
Although there is people to propose to adopt method for floating to extract the imagination of black tungsten in prior art, but, owing to not finding the separation method before suitable flotation, enter impurity in the ore pulp of flotation cell too many, the rate of recovery is low, and ore dressing effect is bad, and medicament use amount is large, especially for the low-grade particulate type disseminated wolframite stone containing sulphide ores such as copper, molybdenum, bismuths, ore dressing effect is poorer, in actual ore dressing, therefore also do not use method for floating to extract black tungsten.
Utility model content
The technical problems to be solved in the utility model is the production line extracting black tungsten from low-grade particulate type disseminated wolframite stone providing a kind of rate of recovery high, to realize the black tungsten of high efficiency extraction from low-grade particulate type disseminated wolframite stone.
In order to solve the problems of the technologies described above, production line of the present utility model comprises breaker, intermediate bunker, ball mill, spiral classifier, the first agitating device, the first flotation cell, weak magnetic machine, high gradient magnetic separator, thickening pond, the second agitating device, the second flotation cell; The charging aperture of described intermediate bunker connects the discharging opening of breaker, the charging aperture of its discharging opening connection ball mill; The discharging opening of the charging aperture connection ball mill of described spiral classifier, its fine grained discharging opening connect the charging aperture of the first agitating device, the charging aperture of its coarse granule discharging opening connection ball mill; The charging aperture that the charging aperture of described first flotation cell connects the discharging opening of the first agitating device, its discharging opening connects weak magnetic machine; The charging aperture of described high gradient magnetic separator connects the discharging opening of weak magnetic machine, the charging aperture of its discharging opening connection thickening pond; The discharging opening of the charging aperture connection thickening pond of described second agitating device, its discharging opening connect the charging aperture of the second flotation cell.
Also comprise band filter, the charging aperture of described band filter connects the discharging opening of the second flotation cell.
Adopt production line of the present utility model, owing to achieving sulphide ore and oxide ore separating step, weak magnetic deferrization step, weak magnetic mineral and non magnetic ore heavy magnetic machine separating step, dense step before flotation successively, decrease impurity in the ore pulp entering flotation cell, improve the rate of recovery and the precision of black tungsten, gained wolframite can contain WO
3more than 45.21%, comprehensive recovery Gao Keda more than 82.73%, and the dosing that can reduce 80%.
Production line structure of the present utility model is simple, and cost is low.
Accompanying drawing explanation
Fig. 1 is the utility model production line schematic diagram.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail:
The production line extracting black tungsten from low-grade particulate type disseminated wolframite stone of the present utility model, as shown in Figure 1, breaker, intermediate bunker, ball mill, spiral classifier, the first agitating device, the first flotation cell, weak magnetic machine, high gradient magnetic separator, thickening pond, the second agitating device, the second flotation cell is comprised.The charging aperture of intermediate bunker connects the discharging opening of breaker, the charging aperture of its discharging opening connection ball mill.The discharging opening of the charging aperture connection ball mill of spiral classifier, its fine grained discharging opening connect the charging aperture of the first agitating device, the charging aperture of its coarse granule discharging opening connection ball mill.The charging aperture that the charging aperture of the first flotation cell connects the discharging opening of the first agitating device, its discharging opening connects weak magnetic machine.The charging aperture of high gradient magnetic separator connects the discharging opening of weak magnetic machine, the charging aperture of its discharging opening connection thickening pond.The discharging opening of the charging aperture connection thickening pond of the second agitating device, its discharging opening connect the charging aperture of the second flotation cell.
In order to realize automation, production line of the present utility model also comprises band filter.The charging aperture of band filter connects the discharging opening of the second flotation cell.After band filter filters, obtain black tungsten rough concentrate product.
The method of the black tungsten of production line flotation of the present utility model is adopted to comprise the steps:
A. sulphide ore and oxide ore separating step, by laggard for carse, medium and small for tcrude ore fragmentation ball mill grinding to below granularity 0.12mm, be separated through spiral classifier, coarse granule ore pulp returns ball mill and continues grinding, below 0.075mm granularity ore pulp flows to agitating device, adds soda ash and modified water glass makes pulp PH value reach 7.5 in agitating device, and flow of slurry is to flotation cell subsequently, add diethyldithiocarbamate and No. 2 oil, sulphide ore is separated with oxide ore;
B. weak magnetic deferrization step, flows to weak magnetic machine by being separated the oxide ore ore pulp after sulphide ore, removes the iron filings produced in ferro element in raw ore and ore reduction, mechanical milling process;
C. weak magnetic mineral and non magnetic ore separating step, ore pulp after weak magnetic deferrization is flow to high gradient magnetic separator magnetic separation, black tungsten is separated with silicate gangue mineral such as quartz, feldspars, black tungsten, biotite, becomes magnetic concentrate containing the mineral of trace iron and enter thickening pond;
D. the black tungsten step of FLOTATION SEPARATION, magnetic concentrate flows to agitating device after thickening pond is dense, modified water glass and soda ash is added in agitating device, pH value is made to be 8.5, then flotation cell is sent into, in flotation cell, successively add prodan, GYB, GY50, plumbi nitras, the weight that ore pulp per ton adds medicament is prodan 850g, GYB 680g, GY50 150g, plumbi nitras 550g, then roughly selects two selected three through one and scan and obtain wolframite.
Cupric, molybdenum, bismuth in the isolated sulphide ore of step a institute.Namely method of the present utility model is particularly useful for the wolframite stone of the sulphide ores such as cupric, molybdenum, bismuth.
In order to improve respectively effect, the weight that in step a, ore pulp per ton adds medicament is preferably soda ash 550g, modified water glass 1300g, diethyldithiocarbamate 1200g, No. 2 oily 15g.
In order to improve overall effect respectively, in step c, the magnetic field intensity of high gradient magnetic separator is preferably 1.0 T, and flow fluctuation is preferably 100 beats/min, makes black tungsten enrichment 3-4 doubly.
In order to improve overall effect respectively, the pulp density in steps d after thickening pond is dense is preferably 45 degree.
In order to improve overall effect respectively, the weight that in steps d, ore pulp per ton adds medicament is preferably modified water glass 1200g, soda ash 900g.
Claims (2)
1. from low-grade particulate type disseminated wolframite stone, extract a production line for black tungsten, it is characterized in that: comprise breaker, intermediate bunker, ball mill, spiral classifier, the first agitating device, the first flotation cell, weak magnetic machine, high gradient magnetic separator, thickening pond, the second agitating device, the second flotation cell; The charging aperture of described intermediate bunker connects the discharging opening of breaker, the charging aperture of its discharging opening connection ball mill; The discharging opening of the charging aperture connection ball mill of described spiral classifier, its fine grained discharging opening connect the charging aperture of the first agitating device, the charging aperture of its coarse granule discharging opening connection ball mill; The charging aperture that the charging aperture of described first flotation cell connects the discharging opening of the first agitating device, its discharging opening connects weak magnetic machine; The charging aperture of described high gradient magnetic separator connects the discharging opening of weak magnetic machine, the charging aperture of its discharging opening connection thickening pond; The discharging opening of the charging aperture connection thickening pond of described second agitating device, its discharging opening connect the charging aperture of the second flotation cell.
2. production line according to claim 1, it is characterized in that: also comprise band filter, the charging aperture of described band filter connects the discharging opening of the second flotation cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319126.5U CN204672414U (en) | 2015-05-18 | 2015-05-18 | The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520319126.5U CN204672414U (en) | 2015-05-18 | 2015-05-18 | The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672414U true CN204672414U (en) | 2015-09-30 |
Family
ID=54172138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520319126.5U Active CN204672414U (en) | 2015-05-18 | 2015-05-18 | The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204672414U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104815749A (en) * | 2015-05-18 | 2015-08-05 | 湖南省邑金投资有限公司 | Method for extracting black tungsten from low grade fine grain disseminated wolframite ores and production line |
| CN106076590A (en) * | 2016-06-22 | 2016-11-09 | 中国地质科学院郑州矿产综合利用研究所 | Beneficiation method for separating molybdenum oxide tungsten ore and molybdenum sulfide ore in molybdenum tungsten ore |
| CN112295729A (en) * | 2020-10-10 | 2021-02-02 | 中国地质科学院郑州矿产综合利用研究所 | Method for recovering useful elements in wolframine gravity separation tailings |
| CN113976306A (en) * | 2021-11-02 | 2022-01-28 | 中南大学 | Pre-waste-throwing system and process for complex refractory low-grade molybdenum ore heavy-medium beneficiation |
-
2015
- 2015-05-18 CN CN201520319126.5U patent/CN204672414U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104815749A (en) * | 2015-05-18 | 2015-08-05 | 湖南省邑金投资有限公司 | Method for extracting black tungsten from low grade fine grain disseminated wolframite ores and production line |
| CN104815749B (en) * | 2015-05-18 | 2017-04-26 | 湖南省邑金投资有限公司 | Method for extracting black tungsten from low grade fine grain disseminated wolframite ores and production line |
| CN106076590A (en) * | 2016-06-22 | 2016-11-09 | 中国地质科学院郑州矿产综合利用研究所 | Beneficiation method for separating molybdenum oxide tungsten ore and molybdenum sulfide ore in molybdenum tungsten ore |
| CN106076590B (en) * | 2016-06-22 | 2018-06-01 | 中国地质科学院郑州矿产综合利用研究所 | Beneficiation method for separating molybdenum oxide tungsten ore and molybdenum sulfide ore in molybdenum tungsten ore |
| CN112295729A (en) * | 2020-10-10 | 2021-02-02 | 中国地质科学院郑州矿产综合利用研究所 | Method for recovering useful elements in wolframine gravity separation tailings |
| CN113976306A (en) * | 2021-11-02 | 2022-01-28 | 中南大学 | Pre-waste-throwing system and process for complex refractory low-grade molybdenum ore heavy-medium beneficiation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101797531B (en) | Method for recovering valuable metal mineral in zinc tailing | |
| CN105797841B (en) | A kind of ore-dressing technique for the rate of recovery for improving difficult-treating gold mine gold | |
| CN101559403B (en) | Method for concentrating extremely low-grade refractory magnetite | |
| CN102319618B (en) | Ore dressing method for copper sulphide nickel ores with high pyrrhotite content | |
| CN204672414U (en) | The production line of black tungsten is extracted from low-grade particulate type disseminated wolframite stone | |
| CN101816978B (en) | Method for lead-zinc oxide ore flotation | |
| CN106984425B (en) | A kind of sub-prime classification diversion processing method of Lower Grade Micro-fine Grain tin ore | |
| CN106345606B (en) | A method of improving magnetite separation factory's ore dressing quality and production capacity | |
| CN109604048B (en) | Method for stepwise recovering metallic copper, copper sulfide and iron minerals in copper converter slag | |
| CN108525843A (en) | Utilize the method for difficult mine solid waste recycling tantalum niobium, lepidolite and feldspar powder | |
| CN101664715A (en) | Ore-dressing technique capable of effectively improving comprehensive utilization rate of mine resources | |
| CN105057087A (en) | Tin-tungsten ore selection method | |
| CN104941780A (en) | Mineral processing technology capable of effectively separating tantalum, tin and lepidomelane | |
| CN102886300A (en) | Ore separation method for recycling scandium from bayan obo tailings | |
| CN109604051A (en) | A method of the synthetical recovery ferro-niobium from the rare-earth tailing containing ilmenorutile | |
| CN109647616B (en) | Method for comprehensively recovering magnetite and copper minerals from copper slag flotation tailings | |
| CN103272698A (en) | Mineral separation process for recycling iron and rare earth in baotite magnetite flotation tailings | |
| CN103495492A (en) | Beneficiation method for copper nickel | |
| CN111068898A (en) | Method for producing bulk concentrate by mineral separation from polymetallic ore | |
| CN110918249A (en) | Beneficiation process for tungsten-molybdenum-silver polymetallic ore | |
| CN105944833A (en) | Process for stage grinding-tower milling-magnetic vibrating machine separating lean magnetite ores | |
| CN110038718B (en) | Process for efficiently separating micro-fine tungsten ore by using centrifugal machine and flotation | |
| CN103041996B (en) | Mineral processing technology for recovering rare earth and noble metal from polymetallic paragenic ore simultaneously and efficiently | |
| CN104722391A (en) | Method for recycling low-concentration and micro-fine-particle hematite floatation tailings | |
| CN108031546B (en) | A kind of method of red mud recycling iron |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |