CN107913802A - It is a kind of from the method for selecting the recycling fluorite of flotation in tin tailings - Google Patents
It is a kind of from the method for selecting the recycling fluorite of flotation in tin tailings Download PDFInfo
- Publication number
- CN107913802A CN107913802A CN201710948847.6A CN201710948847A CN107913802A CN 107913802 A CN107913802 A CN 107913802A CN 201710948847 A CN201710948847 A CN 201710948847A CN 107913802 A CN107913802 A CN 107913802A
- Authority
- CN
- China
- Prior art keywords
- fluorite
- flotation
- added
- selecting
- tin tailings
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/002—Inorganic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/008—Organic compounds containing oxygen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/007—Modifying reagents for adjusting pH or conductivity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/06—Depressants
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention disclose a kind of from the method for selecting the recycling fluorite of flotation in tin tailings, and this method is that tin tailings will be selected to size mixing after ore grinding using sodium carbonate, and using waterglass as inhibitor, kerosene and oleic acid are as collecting agent, progress roughing；It is selected by least 6 times using calgon as inhibitor after rougher concentration regrinding, up to fluorite concentrate.This method technique is simple, it is easy to operate, realize and select in tin tailings using quartz as the gangue of main component and the FLOTATION SEPARATION of fluorite, it is low to solve fluorite Beneficiation Feed Grade, impurity content is high, the problem of poor selectivity, this method are applicable not only to the low-grade fluorite FLOTATION SEPARATION using quartz as main gangue, are also applied for the low-grade fluorite FLOTATION SEPARATION for main gangue association multi-metal sulfide with quartz.
Description
Technical field
It is more particularly to a kind of that high-grade is recycled in tailing from selecting the present invention relates to a kind of beneficiation method of low-grade fluorite
The method of fluorite, belongs to mineral resources reutilization technology field.
Background technology
Fluorite is strategic mineral, and for domestic every profession and trade to the demand of fluorite up to 5,200,000 tons, this is far above current China
4200000 tons of fluorite production capacity, actual Service Efficiency are only 80%, and wherein chemical grade fluorite fine powder Service Efficiency is less than 70%.By
In the reason for the technology and market, past to select factory that fluorite grade is less than 15%, even lower than 25% fluorite ore is considered as tailing
Discharge, the accumulation of these tailings need substantial amounts of Tailings Dam, not only occupy substantial amounts of soil, also result in the waste of available resources.
With Yunnan, Guizhou province, exemplified by the fluorite ore for further including South Sichuan, these fluorite ores largely belong to fluorite with
Cassiterite, lead zinc sulfide association type, fluorite grade is 7%~8%, and reserves are at 8,000,000 tons or so, these regional fluorites
Ore deposit is more to be stored in the form of tailing.Effectively comprehensively utilized to improve resource, protect mine environment, past tailing is opened
Hair is to meeting that the needs of China's fluorite resource is significant.
The beneficiation method of fluorite mainly has picking, gravity treatment, a flotation, and fluorite usually with some other mineral intergrowth, such as carbon
Hydrochlorate, silicate etc., the density difference between this kind of gangue mineral and fluorite is smaller, while the dilution with fluorite and and gangue
Close relation is inlayed between mineral, only fine grinding can be only achieved monomer dissociation, and the separation of this kind of fluorite and gangue can only take flotation
Method.For different types of fluorite ore, existing floatation is divided into following three classes：Quartz type fluorite flotation, calcite type firefly
Stone ore flotation, barite type fluorite flotation.
Domestic ore dressing worker has carried out substantial amounts of research to processing of fluorspar ores for many years, and achieve more research into
Fruit, has gained most valuable experience for processing of fluorspar ores, but still has no that recycling fluorite grade is special less than 10% from tailing at present
Profit or document, low product complicated difficult select the drop silicon of fluorite ore to drop calcium problem and are never well solved.
Tailing gangue mineral complicated component is selected, the species of essential mineral includes quartz, feldspar, calcite, muscovite, firefly
Stone, a small amount of cassiterite and other metalliferous minerals etc., cassiterite and other useful metal mineral can not be subject to profit again below 1%
With fluorite grade is less than 10%, and there is presently no well from the method for selecting recycling fluorite in tailing.
The content of the invention
For in the prior art to quartz for main gangue or (low with the tailing of quartzy gangue association multi-metal sulfide
Grade fluorite) beneficiation method there are the defects of, the purpose of the invention is to provide one kind from association cassiterite, lead zinc sulfide
Select in tailing by the method for discontinuous flotation high efficiente callback high-grade fluorite concentrate.
Comprise the following steps the present invention provides a kind of from the method for selecting flotation recycling fluorite in tin tailings, this method：
1) tin tailings is selected to size mixing after ore grinding accounts for 55%~85% to -200 mesh grade mass percents using sodium carbonate
To pH values of pulp to 7.5~9.5, using waterglass as inhibitor, kerosene and oleic acid carry out roughing as collecting agent；
2) after rougher concentration regrinding to -400 mesh grade mass percents account for 75%~95%, suppression is used as using calgon
Preparation, it is selected by least 6 times, up to fluorite concentrate.
Preferable scheme, sodium carbonate amount is 2000~3500g/t in the rougher process, waterglass dosage for 800~
1400g/t, collector dosage are 800~1600g/t.
More preferably scheme, the mass ratio of kerosene and oleic acid is 1 in the collecting agent:1~2:1.
Preferable scheme, the dosage of calgon is 10~80g/t in the refining process.
The present invention's is a kind of from the method for selecting flotation recycling fluorite in tin tailings, including step in detail below：
(1) after selecting that tin tailings is levigate and accounting for 55%~85% to -200 mesh grade mass percentage contents, add water to size mixing, obtain
To the ore pulp that mass percent concentration is 50%~75%；
(2) sodium carbonate is added with 2000~3500g/t amounts into ore pulp, stirs 2~4min, adjust pH values of pulp for 7.5~
9.0, then waterglass is added with 800~1400g/t amounts, 1~3min is stirred, then oleic acid and coal are added with 800~1600g/t amounts
Oil, stirs 4~6min, and froth flotation is carried out under conditions of being 15~30 DEG C in slurry temperature；
(3) after flotation froth product is placed 1~3 day in 10~20 DEG C of environment, add water to size mixing, it is dense to obtain mass percent
The ore pulp for 20%~80% is spent, and ore grinding to -400 mesh grade mass percentage contents account for 75%~95%；
(4) solid-to-liquid ratio of ore pulp is adjusted in 1g:Between 5~20mL, calgon is added with 10~80g/t amounts, carries out 6
Secondary froth flotation, up to fluorite concentrate.
The ore grinding of the present invention is realized in the ball mill.
The rougher process of the present invention is realized in 1.5L flotation devices.Flotation time is to scrape the bubble on froth bed without ore deposit
Untill weigh.
The refining process of the present invention is realized in 0.5L flotation devices.
Compared with the prior art, the beneficial effect that technical scheme is brought is：
Technical scheme first passage floatation process from using quartz as the tailing of main gangue or with quartzy gangue
High efficiente callback high-grade fluorite in association multi-metal sulfide tailing, fluorite concentrate quality is good, and impurity content is low, and grade reaches
More than 85%, the rate of recovery reaches more than 40%.
Slurry pH can not only be adjusted and to sludge as regulator using sodium carbonate in the floatation process of the present invention
Disperseed, while can prevent the metal ions such as the calcium and magnesium in hard water from having a negative impact to fluorite with softening of water.It is floating
Roughing in technique is selected to suppress the silicate gangue minerals such as quartz, feldspar as inhibitor using waterglass, and in flotation
During sludge can be disperseed, eliminate thin mud the cover.Oleic acid and kerosene hybrid collector are used in floatation process, relatively often
Oleic collector has the collecting ability and selectivity of higher, and overcomes that simple oleic acid is low temperature resistant, bad dispersibility
The problems such as.
Regrinding flow is used in the floatation process of the present invention.Be mainly based upon the particularity of tailings ore thing phase, fluorite with
Quartz inlays relation complexity, and disseminated grain size is trickle, can make fluorite and quartzy monomer dissociation by fine grinding；And regrinding can cause
Weaker impurity De contamination is combined with collecting agent with quartz, sulfide etc., so as to further improve fluorite grade in flotation.
Present invention employs the floatation process of interruption operation, the suction-operated of fluorite and hybrid collector is better than impurity with mixing
The suction-operated of collecting agent is closed, interruption operation is conducive to the impurity such as quartz, lead zinc sulfide and collecting agent De contamination, and regrinding
Mechanism enhance the separation of impurity and collecting agent so that be conducive to improve fluorite grade.
Brief description of the drawings
【Fig. 1】It is present invention process flow chart.
Embodiment
Content that following embodiments are further intended to that the present invention will be described in detail, the claims in the present invention protection domain but unrestricted
In embodiment.
Main mineral in the CHARACTERISTICS OF TAILINGS SAND used in following embodiments and contrast is quartzy (accounting for more than 60%), feldspars
(accounting for 20% or so) and calcite, muscovite, a small amount of skarn mineral, metalliferous mineral and fluorite (accounting for 10% or so).
Embodiment 1
- 200 mesh are milled to ore deposit and account for 70%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 3000g/t, pH values of pulp 8.5, stirs 3min；Dispersant waterglass 1000g/t is added, stirs 2min；Add kerosene
With oleic acid mixture (2：1) 1200g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；Rough concentrate regrinding extremely -400 mesh
80% is accounted for, is added in 0.5L flotation devices, it is 18% to add water to adjust pulp density；It is selected for the first time, 1500g/t sodium carbonate is added,
3min is stirred, adds the stirring of 30g/t calgons 2min, air flotation 5min；It is selected for the second time to be separately added into the 6th time
20g/t calgons, stir 2min, and air flotation 3min obtains fluorite concentrate product
The fluorite concentrate yield that this example obtains is 4.0%, grade 85.0%, rate of recovery 42.5%.
Embodiment 2
- 200 mesh are milled to ore deposit and account for 80%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 3500g/t, pH values of pulp 9, stirs 3min；Dispersant waterglass 1000g/t is added, stirs 2min；Add kerosene with
Oleic acid mixture (1:1) 1500g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；Rough concentrate at normal temperatures (15~25
DEG C) place 1 day；Rough concentrate regrinding to -400 mesh account for 90%, add in 0.5L flotation devices, and it is 20% to add water to adjust pulp density；
It is selected for the first time, 2000g/t sodium carbonate is added, stirs 3min, adds 10g/t calgons stirring 2min, air flotation
5min；Second is separately added into 10g/t calgons selected to the 6th time, stirs 2min, air flotation 3min obtains fluorite
Concentrate product
The fluorite concentrate yield that this example obtains is 4.2%, grade 93.84%, the rate of recovery 46.37%.
Embodiment 3
- 200 mesh are milled to ore deposit and account for 85%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 2500g/t, pH values of pulp 8.0, stirs 3min；Dispersant waterglass 1200g/t is added, stirs 2min；Add kerosene
With oleic acid mixture (1：1) 1200g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；Rough concentrate at normal temperatures (15~
25 DEG C) place 3 days；Rough concentrate regrinding to -400 mesh account for 95%, add in 0.5L flotation devices, add water to adjust pulp density and are
20%；It is selected for the first time, 2000g/t sodium carbonate is added, stirs 3min, adds 20g/t calgons stirring 2min, Inflated floating
Select 5min；Second is separately added into 20g/t calgons selected to the 6th time, stirs 2min, air flotation 3min obtains firefly
Stone concentrate product
The fluorite concentrate yield that this example obtains is 3.9%, grade 96.10%, the rate of recovery 43.87%.
Embodiment 4
- 200 mesh are milled to ore deposit and account for 80%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 3000g/t, pH values of pulp 8.5, stirs 3min；Dispersant waterglass 1500g/t is added, stirs 2min；Add kerosene
With oleic acid mixture (1:1) 1500g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；Rough concentrate regrinding extremely -400 mesh
90% is accounted for, is added in 0.5L flotation devices, it is 20% to add water to adjust pulp density；It is selected for the first time, 2000g/t sodium carbonate is added,
3min is stirred, adds the stirring of 20g/t calgons 2min, air flotation 5min；It is selected for the second time to be separately added into the 6th time
20g/t calgons, stir 2min, air flotation 3min；Selected four, selected five and selected six chats is mixed, mixing
It is closed circuit that middling recurrence enters selected one formation together with the rough concentrate after regrinding；Finally obtain fluorite concentrate product
The fluorite concentrate yield that this example obtains is 4.8%, grade 86.30%, the rate of recovery 53.65%.
Comparative example 1
- 200 mesh are milled to ore deposit and account for 70%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 3000g/t, pH values of pulp 8.5, stirs 3min；Dispersant waterglass 1000g/t is added, stirs 2min；Add kerosene
With oleic acid mixture (2：1) 1000g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；The grade of fluorite in rough concentrate
For 38.98%, the rate of recovery 91.88%.
When oleic acid is only added in roughing as collecting agent 1000g/t, rough concentrate grade is 21.82%, and the rate of recovery is
72.69%.
When kerosene is only added in roughing as collecting agent 1000g/t, rough concentrate grade is 32.12%, and the rate of recovery is
69.34%.
The comparative example illustrates, when kerosene and oleic acid are as combined capturing and collecting agent, both produce obvious synergistic work
With when relatively single kerosene and oleic acid are as collecting agent, the flotation effect such as fluorite grade and the rate of recovery is obviously improved.
Comparative example 2
- 200 mesh are milled to ore deposit and account for 85%, are added water to be made into the magma of pulp density 30%, are poured into 1.5L flotation devices and add
Sodium carbonate 2500g/t, pH values of pulp 8.0, stirs 3min；Dispersant waterglass 1200g/t is added, stirs 2min；Add kerosene
With oleic acid mixture (1：1) 1200g/t, is stirred 5 minutes, and air flotation 7min obtains rough concentrate；Rough concentrate at normal temperatures (15~
25 DEG C) place 3 days；Add in 0.5L flotation devices, it is 20% to add water to adjust pulp density；It is selected for the first time, add 2000g/t carbon
Sour sodium, stirs 3min, adds the stirring of 20g/t calgons 2min, air flotation 5min；Second of selected to the 6th time difference
20g/t calgons are added, stir 2min, air flotation 3min obtains fluorite concentrate product.The firefly that this comparison example obtains
Stone concentrate grade is 76.50%, the rate of recovery 36.38%.
Fluorite concentrate grade and the rate of recovery substantially reduce after rough concentrate flotation of the explanation without regrinding in the comparative example.
Claims (5)
- It is 1. a kind of from the method for selecting flotation recycling fluorite in tin tailings, it is characterised in that：Comprise the following steps：1) tin tailings is selected to size mixing after ore grinding accounts for 55%~85% to -200 mesh grade mass percentage contents using sodium carbonate It is 7.5~9.5 to pH values of pulp, using waterglass as inhibitor, kerosene and oleic acid carry out roughing as collecting agent；2) after rougher concentration regrinding to -400 mesh grade mass percentage contents account for 75%~95%, suppression is used as using calgon Preparation, it is selected by least 6 times, up to fluorite concentrate.
- It is 2. according to claim 1 a kind of from the method for selecting flotation recycling fluorite in tin tailings, it is characterised in that：It is described thick Sodium carbonate amount is 2000~3500g/t during choosing, and waterglass dosage is 800~1400g/t, collector dosage for 800~ 1600g/t。
- It is 3. according to claim 2 a kind of from the method for selecting flotation recycling fluorite in tin tailings, it is characterised in that：It is described to catch It is 1 to receive the mass ratio of kerosene and oleic acid in agent:1~2:1.
- It is 4. according to claim 1 a kind of from the method for selecting flotation recycling fluorite in tin tailings, it is characterised in that：The essence The dosage of calgon is 10~80g/t during choosing.
- 5. exist according to Claims 1 to 4 any one of them is a kind of from the method for selecting flotation recycling fluorite in tin tailings, its feature In：Comprise the following steps：(1) after selecting that tin tailings is levigate and accounting for 55%~85% to -200 mesh grade mass percentage contents, add water to size mixing, obtain matter Measure the ore pulp that percent concentration is 50%~75%；(2) sodium carbonate is added with 2000~3500g/t amounts into ore pulp, stirs 2~4min, it is 7.5~9.0 to adjust pH values of pulp, Waterglass is added with 800~1400g/t amounts again, stirs 1~3min, then oleic acid and kerosene are added with 800~1600g/t amounts, is stirred 4~6min is mixed, froth flotation is carried out under conditions of being 15~30 DEG C in slurry temperature；(3) after flotation froth product is placed 1~3 day in 10~20 DEG C of environment, water is added to size mixing, obtaining mass percent concentration is 20%~80% ore pulp, and ore grinding to -400 mesh grade mass percentage contents account for 75%~95%；(4) solid-to-liquid ratio of ore pulp is adjusted in 1g:Between 5~20mL, calgon is added with 10~80g/t amounts, carries out 6 bubbles Foam flotation, up to fluorite concentrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948847.6A CN107913802B (en) | 2017-10-12 | 2017-10-12 | A method of from selecting flotation recovery fluorite in tin tailings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710948847.6A CN107913802B (en) | 2017-10-12 | 2017-10-12 | A method of from selecting flotation recovery fluorite in tin tailings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107913802A true CN107913802A (en) | 2018-04-17 |
| CN107913802B CN107913802B (en) | 2019-10-08 |
Family
ID=61895749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710948847.6A Active CN107913802B (en) | 2017-10-12 | 2017-10-12 | A method of from selecting flotation recovery fluorite in tin tailings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107913802B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108624765A (en) * | 2018-06-14 | 2018-10-09 | 中南大学 | A kind of technique from the low-grade high efficiente callback of tailing containing rubidium rubidium |
| CN112264195A (en) * | 2020-11-18 | 2021-01-26 | 东北大学 | Cassiterite mineral flotation inhibitor and application thereof |
| CN114570531A (en) * | 2022-01-25 | 2022-06-03 | 贵州省新材料研究开发基地 | Flotation separation method for low-grade carbonate fluorite ore |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721080A (en) * | 2004-07-13 | 2006-01-18 | 黎东明 | Cassiterite ore separation method |
| CN102658236A (en) * | 2012-04-25 | 2012-09-12 | 广西华锡集团股份有限公司 | Method for recovering fine mud cassiterite |
| CN102921551A (en) * | 2011-12-06 | 2013-02-13 | 龙泉市砩矿有限责任公司 | Fluorite mineral flotation method |
| CN103341412A (en) * | 2013-07-01 | 2013-10-09 | 湖南鑫源矿业有限公司 | Fluorite mine flotation collecting agent |
| CN104801417A (en) * | 2014-01-23 | 2015-07-29 | 陈瑞文 | Low-grade fluorite ore beneficiation process route assay method and process method |
| CN105327784A (en) * | 2015-12-04 | 2016-02-17 | 云南锡业股份有限公司卡房分公司 | Separation method of associated rich fluorite and low-grade cassiterite in tungsten flotation tailings |
| CN105597944A (en) * | 2015-12-30 | 2016-05-25 | 广德林峰科技有限公司 | Fluorite ore flotation method |
| CN105709940A (en) * | 2016-01-29 | 2016-06-29 | 长沙矿冶研究院有限责任公司 | Method for recovering fluorite from polymetallic ore floatation tailings |
| CN106269268A (en) * | 2016-11-02 | 2017-01-04 | 广西大学 | A kind of method that microfine fluorite is reclaimed in flotation from mine tailing |
| CN106391297A (en) * | 2016-09-09 | 2017-02-15 | 昆明理工大学 | Dressing method of copper tin sulphide ore |
-
2017
- 2017-10-12 CN CN201710948847.6A patent/CN107913802B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1721080A (en) * | 2004-07-13 | 2006-01-18 | 黎东明 | Cassiterite ore separation method |
| CN102921551A (en) * | 2011-12-06 | 2013-02-13 | 龙泉市砩矿有限责任公司 | Fluorite mineral flotation method |
| CN102658236A (en) * | 2012-04-25 | 2012-09-12 | 广西华锡集团股份有限公司 | Method for recovering fine mud cassiterite |
| CN103341412A (en) * | 2013-07-01 | 2013-10-09 | 湖南鑫源矿业有限公司 | Fluorite mine flotation collecting agent |
| CN104801417A (en) * | 2014-01-23 | 2015-07-29 | 陈瑞文 | Low-grade fluorite ore beneficiation process route assay method and process method |
| CN105327784A (en) * | 2015-12-04 | 2016-02-17 | 云南锡业股份有限公司卡房分公司 | Separation method of associated rich fluorite and low-grade cassiterite in tungsten flotation tailings |
| CN105597944A (en) * | 2015-12-30 | 2016-05-25 | 广德林峰科技有限公司 | Fluorite ore flotation method |
| CN105709940A (en) * | 2016-01-29 | 2016-06-29 | 长沙矿冶研究院有限责任公司 | Method for recovering fluorite from polymetallic ore floatation tailings |
| CN106391297A (en) * | 2016-09-09 | 2017-02-15 | 昆明理工大学 | Dressing method of copper tin sulphide ore |
| CN106269268A (en) * | 2016-11-02 | 2017-01-04 | 广西大学 | A kind of method that microfine fluorite is reclaimed in flotation from mine tailing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108624765A (en) * | 2018-06-14 | 2018-10-09 | 中南大学 | A kind of technique from the low-grade high efficiente callback of tailing containing rubidium rubidium |
| CN108624765B (en) * | 2018-06-14 | 2019-08-27 | 中南大学 | A kind of technique from the low-grade high efficiente callback of tailing containing rubidium rubidium |
| CN112264195A (en) * | 2020-11-18 | 2021-01-26 | 东北大学 | Cassiterite mineral flotation inhibitor and application thereof |
| CN114570531A (en) * | 2022-01-25 | 2022-06-03 | 贵州省新材料研究开发基地 | Flotation separation method for low-grade carbonate fluorite ore |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107913802B (en) | 2019-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104084315B (en) | Beneficiation method for separating fluorite and tungsten through flotation | |
| CN109127120B (en) | Beneficiation method for tungsten-tin ore | |
| CN108787159B (en) | Comprehensive recovery beneficiation method for low-grade uranium-bearing polymetallic ore | |
| CN102029220B (en) | Separating flotation method of low-grade complex lead-antimony-zinc | |
| CN110404667B (en) | Method for recovering calcium-rich pyrochlore from weathered high-mud carbonate type niobium polymetallic ore | |
| CN107694762B (en) | A kind of composition and method for floating of the flotation collecting rutile from ore | |
| CN108787158B (en) | Recovery beneficiation method for micro-fine particle ore in uranium-containing polymetallic ore | |
| CN106944243B (en) | Pretreatment method of argillaceous uranium ore | |
| CN104148163B (en) | A kind of beneficiation method processing low-grade tin-lead-zinc multi-metal oxygen ore deposit | |
| CN107638959B (en) | Flotation method for inhibiting silicate gangue minerals in fluorite ores | |
| CN103263977B (en) | Process for recovering iron and rare earth in baotite low-intensity magnetic separation tailings | |
| CN106000655A (en) | Method for selecting scheelite at normal temperature | |
| CN105381868B (en) | Physical beneficiation phosphorus reduction method for skarn type high-phosphorus molybdenum ore | |
| CN107913802B (en) | A method of from selecting flotation recovery fluorite in tin tailings | |
| CN102861662A (en) | Ore dressing method of micro-fine particle tantalum-niobium ores | |
| CN106622634A (en) | Beneficiation method for copper-cobalt ore | |
| CN113333155B (en) | Beneficiation method for recycling uranium from rare earth ore | |
| CN105268539A (en) | Mineral separation technology for recycling graphite and mica in graphite tailings | |
| CN114247559A (en) | Tailing-free ore dressing method for lithium ore recovery | |
| CN103301934A (en) | Method for recovering fluorite in metal sulfide ore tailings | |
| CN110961244B (en) | Method for pre-enriching vanadium-containing minerals in medium-fine scale graphite ores | |
| CN113731627B (en) | Pre-tailing-throwing mixed flotation method for rare earth multi-metal ore | |
| CN109290051B (en) | Spodumene ore beneficiation method | |
| CN108339672B (en) | Process method for recovering potassium feldspar in potassium-rich slate | |
| CN109261372A (en) | A kind of method of substep recycling fluorite and barite |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |