CN1814354A - Re-dressing utilizing method for non-ferrous metal tailings - Google Patents
Re-dressing utilizing method for non-ferrous metal tailings Download PDFInfo
- Publication number
- CN1814354A CN1814354A CN 200510023791 CN200510023791A CN1814354A CN 1814354 A CN1814354 A CN 1814354A CN 200510023791 CN200510023791 CN 200510023791 CN 200510023791 A CN200510023791 A CN 200510023791A CN 1814354 A CN1814354 A CN 1814354A
- Authority
- CN
- China
- Prior art keywords
- classification
- flotation
- ore pulp
- fine grinding
- utilizes method
- 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.)
- Pending
Links
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
This invention relates to a recleaning using method of non-ferrous metal tailings, its feature is that the procedures of the method said are as following: a. obsolescence tailings are selected from tailings dam, then ore magma is agitated with water in conditioning pool. b. the magma is stage treated, then flotation treatment is done to overflow part, macrograin part is selected again. c. the ore foam and middlings got from reelecting after classification are done another calssificaiton and fine grinding. d. the overflow part from procedure c is flotation treated, then finished ore product is got after progressive enrichment. The waste water in tailings can be eliminated by using segregation processing, and damage of argillization matter and medicine pollution. Mineral grain120-300 items can be large treated in classification and reelection. Its accommodation limit is wide, then the monomer is liberated after again classification and fine grinding of the foam and middlings so the concentration ratio is heightened and high recovery is realized.
Description
Technical field:
The present invention relates to the technical field that spoil reclaming utilizes, specifically a kind of choosing again of non-ferrous metal old mine tailing utilizes method.
Background technology:
Because mineral resources is non-renewable, along with the quickening of human civilization process, the demand of materials and equipment resources is increasing again, and mineral resources are fewer and feweri, so kish selects comprehensive utilization to seem particularly important again in the mine tailing.China does not also have industrialized developing to utilize the enterprise of mine tailing at present, a lot of ore dressing plants know to also have certain residual valuable component in its mine tailing perfectly well, but take conventional equipment and technological process, all fail to succeed, not that efficiency-cost ratio is poor, be exactly that concentrate grade is defective, have only heavy floatation equipment such as employing shaking table among the people, glass steel spiral chute, felt chute, A type flotation machine and quick-reading flow sheets, do some small-scale comprehensive utilization of tailing, and selecting and purchasing narrow range, concentration ratio are low, tracing it to its cause, is the reasonable process flow process that does not have the rational exploitation and utilization mine tailing.
Summary of the invention:
The object of the present invention is to provide a kind of choosing again of improved non-ferrous metal old mine tailing to utilize method, it can overcome, and treating capacity is little in the prior art, concentration ratio is low, the some shortcomings of efficiency-cost ratio difference.
To achieve these goals, technical scheme of the present invention is: a kind of choosing again of non-ferro metals debris utilizes method, it is characterized in that: described non-ferrous metal old spoil reclaming utilizes method may further comprise the steps: a, the old mine tailing is taken out from tailing dam, water filling stirs into ore pulp in the pond of sizing mixing then; B, ore pulp is carried out classification handle, the overflow portion after the classification is carried out flotation and is handled, and coarse fraction partly carries out gravity treatment; C, carry out classification again and fine grinding with obtaining chats after the rough concentrate foam that obtains after the classification and the gravity treatment; D, will be once more overflow portion after classification and the fine grinding carry out flotation and handle, obtain the concentrate product step by step after the enrichment.
Segregation of the present invention is handled the waste water that can remove in the mine tailing during use, reduce the harm of drug contamination and argillization thing, in classification and reuse adoption process, can handle 120 orders-300 purpose ore particle in a large number, accommodation is wider, carry out classification again and fine grinding for rough concentrate foam and chats then, make that intergrowth dissociates, the further fine grinding of crystal, concentration ratio increases simultaneously, improve efficiency-cost ratio, and realize high-recovery.
Description of drawings:
Fig. 1 is a process chart of the present invention
The specific embodiment:
The invention will be further described below in conjunction with drawings and Examples.
Difference with the prior art of the present invention is: described non-ferrous metal old spoil reclaming utilizes method may further comprise the steps: a, the old mine tailing is taken out from tailing dam, water filling stirs into ore pulp in the pond of sizing mixing then; B, ore pulp is carried out classification handle, the overflow portion after the classification is carried out flotation and is handled, and coarse fraction partly carries out gravity treatment; C, carry out classification again and fine grinding with obtaining chats after the rough concentrate foam that obtains after the classification and the gravity treatment; D, will be once more overflow portion after classification and the fine grinding carry out flotation and handle, obtain the concentrate product step by step after the enrichment.The pond quantity of wherein sizing mixing is decided by treating capacity, and the rubbish foreign material in the old mine tailing, the sieving in the process of sizing mixing of argillization thing are fallen, and are mixed with the ore pulp that concentration is 20-40% then, enters next handling procedure after evenly being stirred by screw mixer.
Behind the classified machine of flow of slurry, the suspension of overflow part is handled through vertical compounded flotation machine, sorts object when reaching certain grade, and the rough concentrate foam just is discharged from.Be provided with working bin in the body of this vertical compounded flotation machine, the working bin place is provided with a gas-liquid at least and cooperates the injecting flow guiding controller, gas-liquid cooperation injection control water conservancy diversion system device one side is provided with a table flotation and selects movement, body top one side is provided with froth paddle, and underpart one side is connected with the dislocation switch by ore pulp pipe.After ore pulp enters grader, in the ore pulp greater than in 120 purposes, the sedimentation thereupon of rough grain, and shifted by the classification helical blade and dewater and deliver to the agitator of sizing mixing and size mixing, after shaking table is handled, must sort object (being chats) then, barren rock is got rid of in a large number.Pulp density generally is controlled at about 30%, and flotation gained and gravity treatment gained rough concentrate are through grader classification again, and coarse component further dissociates monocrystalline and intergrowth through regrinding, and overflow portion is gone into selected, goes out product at last.
Embodiment 1
For the processing of Yaan, Sichuan Yingjing new talent mine tailing, this factory is about 40KM apart from the Yingjing County, and day output is 200T/ day, and tailing dam is stacked with piece stone cofferdam along Xing He, and storage capacity is 200,000 M
3, the mine tailing pilling up time be 1972 so far, mine tailing average fineness 200 orders, argillization partly accounts for 30%, wherein degree of depth argillization accounts for 15%.First just old mine tailing is put into the pond water filling of sizing mixing and is stirred into ore pulp during processing, ore pulp being put into vertical flotation device scans through two-stage series connection and carries out classification and gravity treatment again, obtain the mixed crude concentrate of Pa, Zn, S, wherein Zn25%, S38%, Pa19%, all the other are impurity, press the floating selected and fine grinding of plumbous zinc of sulphur through A type machine afterwards, obtain Pb, Zn bulk concentrate, wherein Pb29%, Zn32%, underflow is made sulphur concentrate 36.5%, all the other Impurity removals obtain qualified products behind the final recleaner flotation.So just can reach the plumbous zinc 2-2.5 of day output ton, 40 tons in sulphur concentrate, the rate of recovery improves greatly.
Embodiment 2
The old mine tailing is put into the processing of sizing mixing of 10 ponds of sizing mixing, and the rubbish foreign material in the old mine tailing, the sieving in the process of sizing mixing of argillization thing are fallen, and are mixed with concentration then and are 30% ore pulp, enter next handling procedure after evenly being stirred by screw mixer.Behind the classified machine of flow of slurry, the suspension of overflow part is handled through vertical compounded flotation machine, sorts object when reaching certain grade, and the rough concentrate foam just is discharged from.Again ore pulp is carried out classification and gravity treatment, by grader the middle coarse granule more than 120 orders in the ore pulp is proposed, extract the valuable component of precipitation through table concentration, abandon refuses such as gangue in a large number, deliver to ball mill grinding then and obtain chats, simultaneously the overflow portion of grader after vertical compound colleges and universities flotation device is handled to the rough concentrate foam.Carry out classification again and fine grinding with obtaining chats after rough concentrate foam and the gravity treatment at last, make intergrowth further dissociate and the purpose of the further fine grinding of monocrystal, final recleaner flotation obtains qualified products.
Embodiment 3
The old mine tailing is taken out from tailing dam, then in the pond of sizing mixing water filling to stir into concentration be 35% ore pulp, rubbish foreign material in the while old mine tailing, the sieving in the process of sizing mixing of argillization thing is fallen, after evenly being stirred by screw mixer then ore pulp being carried out classification handles, overflow portion after the classification is carried out flotation and is handled, in the ore pulp greater than in 120 purposes, the sedimentation thereupon of rough grain, and shifted by the classification helical blade and dewater and deliver to the agitator of sizing mixing and size mixing, after handling, shaking table sorts object (being chats) then, barren rock is got rid of in a large number, carry out classification again and fine grinding with obtaining chats after the rough concentrate foam that obtains after the classification and the gravity treatment then, monocrystalline and intergrowth are further dissociated; Overflow portion after classification and the fine grinding is once more carried out flotation handle, obtain the concentrate product step by step after the enrichment.
Claims (4)
1, a kind of choosing again of non-ferro metals debris utilizes method, it is characterized in that: described non-ferrous metal old spoil reclaming utilizes method may further comprise the steps: a, the old mine tailing is taken out from tailing dam, water filling stirs into ore pulp in the pond of sizing mixing then; B, ore pulp is carried out classification handle, the overflow portion after the classification is carried out flotation and is handled, and coarse fraction partly carries out gravity treatment; C, carry out classification again and fine grinding with obtaining chats after the rough concentrate foam that obtains after the classification and the gravity treatment; D, will be once more overflow portion after classification and the fine grinding carry out flotation and handle, obtain the concentrate product step by step after the enrichment.
2, the choosing again of a kind of non-ferro metals debris according to claim 1 utilizes method, it is characterized in that: behind the classified machine of flow of slurry, after overflow portion was sent into vertical compounded flotation machine and carried out flotation and handle, the rough concentrate foam just was discharged from.
3, the choosing again of a kind of non-ferro metals debris according to claim 1 utilizes method, it is characterized in that: behind the classified machine of flow of slurry, in the ore pulp greater than in 120 purposes, the sedimentation thereupon of rough grain, and shifted by the classification helical blade and dewater and deliver to the agitator of sizing mixing and size mixing, then after shaking table is handled coarse fraction gravity treatment chats, and deliver to ball mill grinding and become chats.
4, the choosing again of a kind of non-ferro metals debris according to claim 1 utilizes method, it is characterized in that: the percentage by weight of ore pulp middling particle and water is 1: 2-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510023791 CN1814354A (en) | 2005-02-02 | 2005-02-02 | Re-dressing utilizing method for non-ferrous metal tailings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510023791 CN1814354A (en) | 2005-02-02 | 2005-02-02 | Re-dressing utilizing method for non-ferrous metal tailings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1814354A true CN1814354A (en) | 2006-08-09 |
Family
ID=36906775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510023791 Pending CN1814354A (en) | 2005-02-02 | 2005-02-02 | Re-dressing utilizing method for non-ferrous metal tailings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1814354A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269218A (en) * | 2016-11-02 | 2017-01-04 | 广西大学 | A kind of method reclaiming barite from fluorite mine tailing |
| CN107774697A (en) * | 2016-08-31 | 2018-03-09 | 北京新康华环保科技有限公司 | A kind of nonmetallic tailings comprehensive processing method |
| CN107790477A (en) * | 2016-08-31 | 2018-03-13 | 北京新康华环保科技有限公司 | A kind of ferrous metal tailings comprehensive administering method |
| CN108379925A (en) * | 2018-05-03 | 2018-08-10 | 李静娴 | A kind of non-ferro metals debris reclaimer |
-
2005
- 2005-02-02 CN CN 200510023791 patent/CN1814354A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107774697A (en) * | 2016-08-31 | 2018-03-09 | 北京新康华环保科技有限公司 | A kind of nonmetallic tailings comprehensive processing method |
| CN107790477A (en) * | 2016-08-31 | 2018-03-13 | 北京新康华环保科技有限公司 | A kind of ferrous metal tailings comprehensive administering method |
| CN106269218A (en) * | 2016-11-02 | 2017-01-04 | 广西大学 | A kind of method reclaiming barite from fluorite mine tailing |
| CN108379925A (en) * | 2018-05-03 | 2018-08-10 | 李静娴 | A kind of non-ferro metals debris reclaimer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1548234A (en) | Ore dressing process of treating poor hematite | |
| CN102430481B (en) | Sorting process for high-ash and difficult-separation coal slime | |
| CN102886300B (en) | Ore separation method for recycling scandium from bayan obo tailings | |
| CN106861891B (en) | A kind of method for separating of low-grade black and white tungsten ore | |
| CN103191828A (en) | Floating titanium collecting agent and low-grade ilmenite separating method using same | |
| CN101195107A (en) | Technique for rewashing symbiosis mine tailing of copper and molybdenum | |
| CN103736569A (en) | Beneficiation method of sulphide ore | |
| CN102824956B (en) | Poor hematite grading level and narrow level sorting process | |
| CN106669960A (en) | Dissociation and recleaning technology for coking fine grain middling coal | |
| CN102773150A (en) | Polymetallic (iron, tin and zinc) ore comprehensive recovery beneficiation method | |
| CN108580028A (en) | A kind of red magnetic mixing iron ore chats ore-dressing technique | |
| CN105880007A (en) | Separation method for tennantite and galena | |
| CN112206919A (en) | Beneficiation method for obtaining blocky manganese concentrate | |
| CN104128244A (en) | Method for recycling iron ore concentrate from iron tailings and obtained iron ore concentrate | |
| CN1814354A (en) | Re-dressing utilizing method for non-ferrous metal tailings | |
| CN108714482A (en) | Rhombohedral iron ore beneficiation technics | |
| CN1814826A (en) | Non-ferrous metal tailings re-selecting and utilizing method | |
| CN115254398B (en) | Method for pre-dressing waste disposal and overgrinding reduction of gold ore | |
| CN86103216A (en) | The production of coal-water fuel | |
| CN1049847C (en) | Gravity method for separation of zinc oxide ore | |
| CN115445741A (en) | Method for preparing sand by utilizing rock waste high-yield preparation machine | |
| CN109499748B (en) | Method for separating cassiterite and gangue in ore grinding circuit by selecting ore | |
| CN111375485B (en) | Phosphate ore washing and grading separation method | |
| CN102716807B (en) | Ore dressing method for strontium ore deposit | |
| CN106269203B (en) | A kind of method of chilling vessel slag and the bulk flotation of slow cooling electroslag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |