CN113731640A - Combined collecting agent for sorting low-grade fluorite ore and preparation method and application thereof - Google Patents
Combined collecting agent for sorting low-grade fluorite ore and preparation method and application thereof Download PDFInfo
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- CN113731640A CN113731640A CN202010478184.8A CN202010478184A CN113731640A CN 113731640 A CN113731640 A CN 113731640A CN 202010478184 A CN202010478184 A CN 202010478184A CN 113731640 A CN113731640 A CN 113731640A
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- 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
- B03D1/012—Organic compounds containing sulfur
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- 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
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- 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
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- 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
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
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Abstract
The invention relates to a combined collecting agent for sorting low-grade fluorite ores, which belongs to the technical field of mineral processing, and the main components of the combined collecting agent comprise the following raw materials in percentage by mass: 55-70% of acidified oil; 10-25% of C14-C18 sodium alkyl petroleum sulfonate; 5-10% of sorbitan fatty acid ester; 3-10% of sodium abietate. The invention also discloses a preparation method and application of the combined collector. The combined collector has better dispersity and selectivity, stable medicament property, no sticky foam, easy dissipation and low temperature resistance, and can realize normal-temperature flotation. The method has the advantages of simple preparation process, easy operation and low cost.
Description
Technical Field
The invention belongs to the technical field of mineral processing, and relates to a combined collecting agent for sorting low-grade fluorite ores; the invention also relates to the combined collector and uses.
Background art:
fluorite is a strategic mineral resource, is a main raw material for preparing fluorine-containing compounds, is widely applied to the industrial departments of metallurgy, chemical industry, ceramics, building materials, machinery, motors, aviation, agriculture, medicine, precision instruments and the like, and is an important high-energy material for advanced science and emerging industries such as atomic energy, rocket, aerospace and the like. At present, with the rapid development of global fluorocarbons, fluoropolymers and fluorine-containing fine chemicals, the fine fluorite powder in the international market is in serious shortage, and the fluorite becomes an important resource, so that how to utilize and protect the resource and ensuring the stable production of fluorine chemical industry in China has very important practical significance.
The fluorite ore deposits in China mainly comprise quartz-fluorite ores, calcite-fluorite ores, sulphide ores, fluorite-fluorite ores, fluorite-barite-calcite ores and the like, wherein the separation difficulty of the calcite-fluorite ores is high, the composition of raw ore minerals is complex, the mineral symbiotic relationship is close, the disseminated granularity is fine, gangue minerals comprise quartz silicate minerals and carbonate minerals, particularly, the floatability of the calcite and the fluorite are close, and the separation difficulty is high.
At present, the main treatment process of the ores is a single direct flotation process, the direct flotation process adopts multi-stage concentration to finally select qualified concentrate, the collecting agent adopts oleic acid fatty acid agent, but oleic acid adopted as the collecting agent has the defects of poor water solubility, poor low temperature resistance, poor selectivity, hard water resistance, low concentrate grade, large using amount and large index fluctuation. Particularly, in the environment with lower temperature in the north, the ore pulp to be floated must be heated to more than 20 ℃ to ensure better flotation effect, which inevitably increases the production cost. Along with the increasingly complex properties of the selected ore and the increase of multi-metal associated ore and refractory ore, the flotation performance is improved by screening various synergists and solubilizers and adding the synergists and the solubilizers into the fatty acid collecting agent, so that the method has important significance for realizing the effective flotation separation of the minerals and improving the economic benefit and the social benefit.
Disclosure of Invention
The invention aims to solve the technical problem of providing a combined collector for sorting low-grade fluorite ore, which has the advantages of good selectivity, good dispersibility, hard water resistance, stable property, environmental protection, safety and good adaptability and is used for solving the defects of the prior art.
The invention also provides a preparation method of the combined collector for low-grade fluorite ore separation.
Still another technical problem to be solved by the present invention is to provide the use of the above-mentioned combined collector for low-grade fluorite ore separation.
The technical problem to be solved by the present invention is achieved by the following technical means. The invention relates to a combined collecting agent for sorting low-grade fluorite ores, which is characterized in that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
55-70% of acidified oil
15-25% of C14-C18 sodium alkyl petroleum sulfonate;
5-10% of sorbitan fatty acid ester;
3-10% of sodium abietate.
The invention relates to a combined collector for sorting low-grade fluorite ores, which further adopts the preferable technical scheme that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
55-70% of acidified oil
15-20% of C14-C18 sodium alkyl petroleum sulfonate;
5-10% of sorbitan fatty acid ester;
3-8% of sodium abietate.
The invention relates to a combined collector for sorting low-grade fluorite ores, which further adopts the preferable technical scheme that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
65-69% of acidified oil
16-20% of C14-C18 sodium alkyl petroleum sulfonate;
6-10% of sorbitan fatty acid ester;
5-8% of sodium abietate.
In the technical scheme of the combined collector for low-grade fluorite ore separation, the further preferable technical characteristics are as follows:
1. the acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
2. The sorbitan fatty acid ester is selected from one or more of S-20, S-40, S-60 and S-80.
The invention also discloses a combined collector for separating the low-grade fluorite ore according to any one of the technical schemes, which is characterized in that: heating the acidified oil and C14-C18 sodium alkyl petroleum sulfonate to 70-80 ℃, adding sorbitan fatty acid ester, finally adding sodium abietate, and uniformly mixing to obtain the oil.
The invention also discloses a method for carrying out low-grade fluorite ore flotation by applying the combined collecting agent in any one of the technical schemes, which is characterized by comprising the following steps: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding the stock solution; the flotation temperature of the direct flotation process is preferably 15-30 ℃, and the pH value is preferably 8-10. The combined collector is preferably used in an amount of 0.5-2.0kg/t raw ore.
The combined collector for low-grade fluorite ore separation can be used as a combined collector in fluorite ore separation. When the combined collecting agent is used for flotation, when the grade of raw ore CaF2 is 25.00-49.00%, the grade of concentrate CaF2 after flotation is 92.00-97.00%, and the recovery rate of concentrate CaF2 in flotation operation can reach 35.00-65.00%.
The combined collecting agent for separating the fluorite ore is preferably suitable for a medicament which is separated and developed aiming at the fluorite ore in an alkaline environment with the pH value of 8-10.
The principle of the invention is as follows: the surface of fluorite and calcite minerals are all Ca in the positioning ions2+The floatability of the two is similar under a fatty acid system, the separation difficulty is very high, and qualified fluorite concentrate can be obtained only by carrying out multiple times of fine concentration. Therefore, the fatty acid collecting agent with a novel structure is screened, the flotation performance of the fatty acid collecting agent is improved, and the method has important significance for realizing effective flotation separation of minerals and improving economic benefits and social benefits. Various synergists and solubilizers are screened out and then added into the fatty acid collecting agent, so that the flotation performance of the fatty acid collecting agent can be remarkably improved.
Compared with the prior art, the invention has the following beneficial effects:
the main medicine in the low-grade fluorite ore direct flotation collector provided by the invention is acidified oil, the carbon chain length of the acidified oil is mainly C18, the acidified oil has good hydrophobicity and good collecting performance, the C14-C18 alkyl petroleum sodium sulfonate has excellent water solubility and collecting capability, and has good synergistic effect after being compounded with the acidified oil, the collecting capability of a combined medicament can be increased, the sorbitan fatty acid ester has excellent emulsifying, dispersing and solubilizing performances, and the dispersibility, the hard water resistance and the stability of the combined medicament can be increased after being compounded with the acidified oil, and the sodium abietate is used as an auxiliary synergist to mainly enhance the medicament selectivity.
The preparation method of the invention mixes a plurality of medicaments uniformly according to the limited sequence, can enhance the water solubility and the selectivity and better exert the drug effect. Compared with the conventional reagent, the reagent has the characteristics of good selectivity, strong collecting performance, low temperature resistance, low beneficiation cost and the like, and can be suitable for the flotation of low-grade fluorite ore.
The medicament formula obtained by the method of the invention is oily liquid at normal temperature, and the preparation process is simple, easy to operate and low in production cost.
Detailed Description
The invention is further illustrated by the following examples, which are not to be construed as limiting the scope of the invention.
Example 1, a combined collector for low-grade fluorite ore separation, which mainly comprises the following raw materials in percentage by mass:
acidified oil 68%
20 percent of C14-C18 sodium alkyl petroleum sulfonate;
sorbitan fatty acid ester 7%;
5 percent of sodium abietate.
The acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
The sorbitan fatty acid ester is selected from one or more of S-20, S-40, S-60 and S-80.
The preparation method comprises the following steps: mixing the acidified oil and the petroleum sodium sulfonate, heating to 70 ℃, adding the sorbitan fatty acid ester, adding the sodium abietate and uniformly mixing.
Example 2, a combined collector for low-grade fluorite ore separation, which mainly comprises the following raw materials in percentage by mass:
acidified oil 68%
20 percent of C14-C18 sodium alkyl petroleum sulfonate;
sorbitan fatty acid ester 7%;
5 percent of sodium abietate.
The acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
The sorbitan fatty acid ester is selected from one or two of S-20, S-40, S-60 and S-80.
The preparation method comprises the following steps: mixing the acidified oil and the petroleum sodium sulfonate, heating to 70 ℃, adding the sorbitan fatty acid ester, adding the sodium abietate and uniformly mixing.
The method for carrying out the flotation of the low-grade fluorite ore by using the combined collector in the embodiment comprises the following steps: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding the stock solution; the flotation temperature of the direct flotation process is 22 ℃, the pH value is 9.5, and the consumption of the combined collecting agent is 0.5kg/t of raw ore.
Example 3, a combined collector for low-grade fluorite ore separation, which mainly comprises the following raw materials in percentage by mass:
acidified oil 67%
20 percent of C14-C18 sodium alkyl petroleum sulfonate;
8% of sorbitan fatty acid ester;
5 percent of sodium abietate.
The acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
The sorbitan fatty acid ester is selected from one or any two of 1: 1 of a mixture.
The preparation method comprises the following steps: mixing the acidified oil and the petroleum sodium sulfonate, heating to 75 ℃, adding the sorbitan fatty acid ester, adding the sodium abietate and uniformly mixing.
The method for carrying out the flotation of the low-grade fluorite ore by using the combined collector in the embodiment comprises the following steps: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding the stock solution; the flotation temperature of the direct flotation process is 22 ℃, the pH value is 9.5, and the consumption of the combined collecting agent is 2.0kg/t of raw ore.
Example 4, a combined collector for low-grade fluorite ore separation, which mainly comprises the following raw materials in percentage by mass:
acidified oil 67%
20 percent of C14-C18 sodium alkyl petroleum sulfonate;
8% of sorbitan fatty acid ester;
5 percent of sodium abietate.
The acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
The sorbitan fatty acid ester is S-20, S-40, S-60 and S-80 by adopting the following formula: 1: 1: 1.
The preparation method comprises the following steps: mixing the acidified oil and the petroleum sodium sulfonate, heating to 75 ℃, adding the sorbitan fatty acid ester, adding the sodium abietate and uniformly mixing.
The method for carrying out the flotation of the low-grade fluorite ore by using the combined collector in the embodiment comprises the following steps: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding the stock solution; the flotation temperature of the direct flotation process is 15 ℃, the pH value is 9.5, and the consumption of the combined collecting agent is 1.0kg/t of raw ore.
Example 5, a combined collector for low-grade fluorite ore separation, which mainly comprises the following raw materials in percentage by mass:
acidified oil 67%
20 percent of C14-C18 sodium alkyl petroleum sulfonate;
8% of sorbitan fatty acid ester;
5 percent of sodium abietate.
The acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
The sorbitan fatty acid ester is selected from one of S-20, S-40, S-60 and S-80.
The preparation method comprises the following steps: mixing the acidified oil and the petroleum sodium sulfonate, heating to 75 ℃, adding the sorbitan fatty acid ester, adding the sodium abietate and uniformly mixing.
The method for carrying out the flotation of the low-grade fluorite ore by using the combined collector in the embodiment comprises the following steps: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding the stock solution; the flotation temperature of the direct flotation process is 20 ℃, the pH value is 10, and the consumption of the combined collecting agent is 1.2kg/t of raw ore.
Example 6, a combined collector preparation and application experiment for low-grade fluorite ore separation:
(1) preparing the following raw materials in percentage by mass: 67% of acidified oil, 20% of petroleum sodium sulfonate, 8% of sorbitan fatty acid ester and 5% of sodium abietate, wherein the total amount of the components is 100%.
The acidified oil is soybean acidified oil, and the sorbitan fatty acid ester is S-20.
(2) Mixing the acidified oil with sodium petroleum sulfonate, heating to 75 deg.C, adding sorbitan fatty acid ester, adding sodium abietate, and mixing.
(3) The prepared low-grade fluorite ore combined collector is used in the direct flotation process of fluorite ore in a manner of dropwise adding stock solution; the flotation temperature of the direct flotation process is 20 ℃, the pH value is 10.0, and the consumption of the combined collecting agent is 1.0kg/t of raw ore.
(4) The results are as follows, the grade of the raw ore CaF2 is 32.06%, the grade of the concentrate CaF2 after flotation is 95.18%, and the recovery rate of the flotation operation concentrate CaF2 is 63.56%.
Example 7, a combined collector preparation and application experiment two for low-grade fluorite ore separation:
(1) preparing the following raw materials in percentage by mass: 67% of acidified oil, 20% of petroleum sodium sulfonate, 8% of sorbitan fatty acid ester and 5% of sodium abietate, wherein the total amount of the components is 100%.
The acidified oil is cotton acidified oil, and the sorbitan fatty ester is S-40.
(2) Mixing the acidified oil with sodium petroleum sulfonate, heating to 75 deg.C, adding sorbitan fatty acid ester, adding sodium abietate, and mixing.
(3) The prepared low-grade fluorite ore combined collector is used in the direct flotation process of fluorite ore in a manner of dropwise adding stock solution; the flotation temperature of the direct flotation process is 15 ℃, the pH value is 9.5, and the consumption of the combined collecting agent is 0.8kg/t of raw ore.
(4) The results are as follows, the grade of the raw ore CaF2 is 31.51%, the grade of the concentrate CaF2 after flotation is 94.21%, and the recovery rate of the concentrate CaF2 in flotation operation is 58.42%.
Example 8, a third comparative experiment of preparation and application of a combined collector for low-grade fluorite ore separation:
the flotation effect of the combined agent prepared in example 3 was compared with two collectors commonly used at present:
comparative experiment 1:
(1) the collecting agent is prepared into a 5% solution by adopting sodium oleate, and then is used in the positive flotation process of fluorite ore; the flotation temperature of the direct flotation process is 20 ℃, the pH value is 10.0, and the using amount of the collecting agent is 1.5 kg/t.
(2) The results are as follows, the grade of the raw ore CaF2 is 32.06%, the grade of the concentrate CaF2 after flotation is 91.44%, and the recovery rate of the concentrate CaF2 in flotation operation is 62.23%
Comparative experiment 2:
(1) the collecting agent adopts oleic acid, adopts a stock solution dropwise adding mode, and is used in the positive flotation process of fluorite ore; the flotation temperature of the direct flotation process is 20 ℃, the pH value is 10.0, and the using amount of the collecting agent is 1.5 kg/t.
(2) The results are as follows, the grade of the raw ore CaF2 is 32.06%, the grade of the concentrate CaF2 after flotation is 92.64%, and the recovery rate of the concentrate CaF2 in flotation operation is 59.87%
| Name (R) | Raw ore grade/% | Yield of concentrate/% | Concentrate CaF2 grade/percent | Percent recovery/percent of concentrate CaF2 |
| Example 6 | 32.06 | 21.41 | 95.18 | 63.56 |
| Comparative experiment 1 | 32.06 | 19.05 | 91.44 | 54.33 |
| Comparative experiment 2 | 32.06 | 20.50 | 92.64 | 59.23 |
The comparative test shows that: by adopting the combined collecting agent to replace two collecting agents commonly used at present, the grade energy of concentrate CaF2 is greatly improved, the recovery rate of CaF2 can be improved by more than 4 percent, and the economic benefit is obvious.
The combination mode of the components of the collecting agent is not limited to the combination mode of the medicament provided in the example, and the single combination or multiple combinations of the components of the collecting agent are all protected by the patent.
Claims (10)
1. A combined collector for low-grade fluorite ore separation is characterized in that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
55-70% of acidified oil
10-25% of C14-C18 sodium alkyl petroleum sulfonate;
5-10% of sorbitan fatty acid ester;
3-10% of sodium abietate.
2. A combined collector for use in low grade fluorite ore separation according to claim 1, characterised in that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
55-70% of acidified oil
15-20% of C14-C18 sodium alkyl petroleum sulfonate;
5-10% of sorbitan fatty acid ester;
3-8% of sodium abietate.
3. A combined collector for use in low grade fluorite ore separation according to claim 2, characterised in that: the combined collecting agent mainly comprises the following raw materials in parts by mass:
65-69% of acidified oil
16-20% of C14-C18 sodium alkyl petroleum sulfonate;
6-10% of sorbitan fatty acid ester;
5-8% of sodium abietate.
4. A combined collector for use in low grade fluorite ore beneficiation according to claim 1, or 2 or 3, wherein: the acidified oil is selected from one of bean acidified oil, cotton acidified oil or rapeseed acidified oil.
5. A combined collector for use in low grade fluorite ore separation according to claim 1, characterised in that: the sorbitan fatty acid ester is selected from one or more of S-20, S-40, S-60 and S-80.
6. A method of making a combined collector for use in the separation of low grade fluorite ore according to any one of claims 1 to 5, characterised in that: heating the acidified oil and C14-C18 sodium alkyl petroleum sulfonate to 70-80 ℃, adding sorbitan fatty acid ester, finally adding sodium abietate, and uniformly mixing to obtain the oil.
7. A method of flotation of low grade fluorite ores using the combined collector of any one of claims 1 to 5, characterised in that: the combined collecting agent is used in the positive flotation process of fluorite ore in a manner of dropwise adding stock solution.
8. The method of claim 7, wherein: the dosage of the combined collector is 0.5-2.0kg/t raw ore.
9. The method of claim 7, wherein: the flotation temperature of the direct flotation process is 15-30 ℃, and the pH value is 8-9.
10. Use of a combined collector for low grade fluorite ore separation according to any one of claims 1-5, wherein the use is as a combined collector in fluorite ore separation.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES367587A1 (en) * | 1968-07-11 | 1971-04-01 | Allied Chem | Process for producing fluorspar concentrates |
| US4171261A (en) * | 1975-11-11 | 1979-10-16 | Chem-Y, Fabriek Van Chemische Produkten B.V. | Process for the flotation of ores and collector for use in this process |
| CN102029226A (en) * | 2010-12-13 | 2011-04-27 | 中国海洋石油总公司 | Collophanite flotation collector and application thereof |
| CN102764700A (en) * | 2012-08-01 | 2012-11-07 | 中钢集团马鞍山矿山研究院有限公司 | Preparation method of low temperature resisting fluorite flotation collector |
| CN105289848A (en) * | 2015-10-26 | 2016-02-03 | 浙江工业大学 | Fluorite flotation method |
| CN106179768A (en) * | 2016-07-27 | 2016-12-07 | 武汉工程大学 | A kind of modified fat acid fluorite collector agent and preparation method thereof |
| CN108927291A (en) * | 2017-05-24 | 2018-12-04 | 中蓝连海设计研究院 | A kind of combined capturing and collecting agent and preparation method and purposes for andalusite mine sorting |
| CN109433426A (en) * | 2018-12-25 | 2019-03-08 | 郑州智锦电子科技有限公司 | Oxide ores mineral collectors such as a kind of collecting fluorite and preparation method thereof |
-
2020
- 2020-05-29 CN CN202010478184.8A patent/CN113731640B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES367587A1 (en) * | 1968-07-11 | 1971-04-01 | Allied Chem | Process for producing fluorspar concentrates |
| US4171261A (en) * | 1975-11-11 | 1979-10-16 | Chem-Y, Fabriek Van Chemische Produkten B.V. | Process for the flotation of ores and collector for use in this process |
| CN102029226A (en) * | 2010-12-13 | 2011-04-27 | 中国海洋石油总公司 | Collophanite flotation collector and application thereof |
| CN102764700A (en) * | 2012-08-01 | 2012-11-07 | 中钢集团马鞍山矿山研究院有限公司 | Preparation method of low temperature resisting fluorite flotation collector |
| CN105289848A (en) * | 2015-10-26 | 2016-02-03 | 浙江工业大学 | Fluorite flotation method |
| CN106179768A (en) * | 2016-07-27 | 2016-12-07 | 武汉工程大学 | A kind of modified fat acid fluorite collector agent and preparation method thereof |
| CN108927291A (en) * | 2017-05-24 | 2018-12-04 | 中蓝连海设计研究院 | A kind of combined capturing and collecting agent and preparation method and purposes for andalusite mine sorting |
| CN109433426A (en) * | 2018-12-25 | 2019-03-08 | 郑州智锦电子科技有限公司 | Oxide ores mineral collectors such as a kind of collecting fluorite and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 刘国举;刘星强;杨勇;刘升林;: "新型捕收剂PA-3用于胶磷矿正浮选的研究", 化工矿物与加工, no. 09 * |
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