CN106694236A - Preparation method of ferromolybdenum ore collecting agent - Google Patents
Preparation method of ferromolybdenum ore collecting agent Download PDFInfo
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- CN106694236A CN106694236A CN201611117867.0A CN201611117867A CN106694236A CN 106694236 A CN106694236 A CN 106694236A CN 201611117867 A CN201611117867 A CN 201611117867A CN 106694236 A CN106694236 A CN 106694236A
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- solution
- collecting agent
- iron ores
- bearing iron
- ore
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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
- B03D1/018—Mixtures of inorganic and organic compounds
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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
-
- 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
- B03D2203/04—Non-sulfide ores
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a preparation method of a ferromolybdenum ore collecting agent. The preparation method comprises the following steps of firstly, stirring and mixing vegetable oleic acid, sulfosalicylic acid dihexyl and a sodium hydroxide solution for three hours at the temperature of 85-90 DEG C, so that a solution (1) is obtained, wherein the mass ratio of the vegetable oleic acid to the sulfosalicylic acid dihexyl to the sodium hydroxide solution is (2-3): (1-2): (5-6), and the mass concentration of the sodium hydroxide solution is 10%; then, slowly adding tetradecanoic acid to the solution (1), and conducting stirring at the temperature of 70-75 DEG C to make the materials be subjected to a reaction for 5-5.5 hours, so that a solution (2) is obtained, wherein the mass ratio of the tetradecanoic acid to the solution (1) is (1-1.5): (3-8); and finally, adding sodium sulfide with the mass concentration being (5-6)% to neutralize the solution (2), so that the ferromolybdenum ore collecting agent, namely brown thick matter formed thereafter, is obtained. By means of the collecting agent prepared through the method, efficient flotation and recycling of ferromolybdenum ore can be achieved; and under the condition that the MoO3 content of the ferromolybdenum ore ranges from 8.35% to 11.24%, rough floatation is conducted once, scavenging floatation is conducted three times, and fine floatation is conducted twice, so that ferromolybdenum ore concentrate with the MoO3 content being (52.17-55.41)% and the recycling rate being (80.11-85.16)% is obtained.
Description
First, technical field
The present invention relates to a kind of preparation method of beneficiation reagent, particularly a kind of preparation method of Mo-bearing Iron Ores collecting agent.
2nd, background technology
Often contain a small amount of Mo-bearing Iron Ores in some Scheelite Deposits, due to the floatability of Mo-bearing Iron Ores and the floatability of scheelite without
Notable difference, usually by Mo-bearing Iron Ores also flotation together while Scheelite Flotation, forms tungsten bulk concentrate, then in smelting
Tungsten separation is carried out, Tungsten smelting product quality is so not only influenceed, but also increases smelting cost, if from inhibitor just
It is this not only to obtain high-grade molybdenum-iron after white tungsten fine ore and Mo-bearing Iron Ores suppress, then using selective copper collector collecting Mo-bearing Iron Ores
Ore deposit concentrate and white tungsten fine ore, are that enterprise increases economic benefit while can also improve tungsten bulk concentrate economic worth.
3rd, the content of the invention
It is an object of the invention to provide a kind of preparation method of Mo-bearing Iron Ores collecting agent, the collecting agent being prepared into the method
Can realize that the efficient flotation separation of Mo-bearing Iron Ores is reclaimed.
The present invention realizes above-mentioned purpose using following technical scheme：A kind of preparation method of Mo-bearing Iron Ores collecting agent, including such as
Lower step：First by vegetable oil acid：Dodecane sulfosalicylic acid：The sodium hydroxide solution of mass concentration 10% is in mass ratio=2
~3:1~2:5~6, mixing is stirred under the conditions of being 85~90 DEG C in temperature and obtains solution 1 within 3 hours, then by tetradecylic acid：Solution 1 is pressed
Mass ratio=1~1.5:3~8 are slowly added in solution 1, and stirring reaction is obtained for 5~5.5 hours under the conditions of 70~75 DEG C of temperature
Solution 2, finally the brown color thick liquid of gained is the molybdenum-iron again plus in the vulcanized sodium of mass concentration 5~6% and after solution 2
Ore deposit collecting agent.
Slurry pH is 8~8.5 during flotation；In floatation process, gangue will be added after ore ore grinding to mineral monomer dissociation
Inhibitor 3000~3500g/t of waterglass, then add 600~650g/t of collecting agent Mineral pairs Mo-bearing Iron Ores carry out collecting.
When using, the collecting agent is configured to the addition of 2% solution.
Unless otherwise indicated, percentage of the present invention is mass percent, and each component content percentage sum is
100%.
Particularly advantage of the invention is：
1st, the collecting agent being prepared into using the present invention can efficient flotation separation reclaim Mo-bearing Iron Ores ore deposit, it is soluble in water, and with good
Good selectivity and resistance to low temperature.
2nd, dosing is few.
4th, specific embodiment
Technical scheme is further described below by way of specific embodiment.
Embodiment 1
One example of the preparation method of Mo-bearing Iron Ores collecting agent of the present invention, comprises the following steps：
First by vegetable oil acid：Dodecane sulfosalicylic acid：The sodium hydroxide solution of mass concentration 10% in mass ratio=
2:1:5, mixing is stirred under the conditions of being 85 DEG C in temperature and obtains solution 1 within 3 hours, then by tetradecylic acid：Solution 1 is in mass ratio=1:3
It is slowly added in solution 1,5 hours obtained solutions 2 of stirring reaction under the conditions of temperature 70 C；It is last to add mass concentration 5% again
The brown color thick liquid of gained is the Mo-bearing Iron Ores collecting agent in vulcanized sodium and after solution 2.
Embodiment 2
Another example of the preparation method of Mo-bearing Iron Ores collecting agent of the present invention, comprises the following steps：
First by vegetable oil acid：Dodecane sulfosalicylic acid：The sodium hydroxide solution of mass concentration 10% in mass ratio=
3:2:6, mixing is stirred under the conditions of being 90 DEG C in temperature and obtains solution 1 within 3 hours, then by tetradecylic acid：Solution 1 is in mass ratio=1.5:
8 are slowly added in solution 1,5.5 hours obtained solutions 2 of stirring reaction under the conditions of 75 DEG C of temperature；It is last to add mass concentration 6% again
Vulcanized sodium in and solution 2 after gained brown color thick liquid be the Mo-bearing Iron Ores collecting agent.
Embodiment 3
The present embodiment is application example of the Mo-bearing Iron Ores collecting agent in flotation Mo-bearing Iron Ores.
1st, raw mineral materials：
Raw materials used is white tungsten fine ore, and WO is contained in concentrate3It is 48.12%, MOO38.35%, material phase analysis show, except white
Outside tungsten, Mo-bearing Iron Ores, also a small amount of wolframite, molybdine molybdite and a small amount of impure mineral limonite, goethite, aluminum silicon mineral and calcareous ore deposit
Thing.
2. floating agent and operating condition:
Sodium carbonate 500g/t
Waterglass roughing 1500g/t scans the selected 1000g/t of 500g/t
The collecting agent roughing 400g/t scans 200g/t,
In floatation process, after ore ore grinding to mineral monomer dissociation, it is 8~8.5, Ran Houjia that addition sodium carbonate adjusts pH value
Waterglass suppresses gangue mineral, finally adds the collecting agent that Mo-bearing Iron Ores are carried out with collecting and obtains Mo-bearing Iron Ores concentrate product.By above-mentioned work
Skill parameter is tested, and shows effectively reclaim Mo-bearing Iron Ores using process above and agentia condition；Giving ore deposit molybdenum-iron mineral content
It is MOO3Under the conditions of 8.35%, scan selected twice for three times by one roughing, obtain and contain MOO352.17%, the rate of recovery is
80.11% Mo-bearing Iron Ores concentrate, mine tailing is white tungsten fine ore.
Embodiment 4
The present embodiment is the Another Application example that described Mo-bearing Iron Ores collecting agent is floated in flotation Mo-bearing Iron Ores.
1st, raw mineral materials：
Raw materials used is white tungsten fine ore, and WO is contained in concentrate3It is 50.55%, MOO311.24%, material phase analysis show, except white
Outside tungsten, Mo-bearing Iron Ores, also a small amount of wolframite, molybdine molybdite and a small amount of impure mineral limonite, goethite, aluminum silicon mineral and calcareous ore deposit
Thing.
2. floating agent and operating condition:
Sodium carbonate 500g/t
Waterglass roughing 1500g/t scans the selected 1000g/t of 500g/t
The collecting agent roughing 400g/t scans 200g/t,
In floatation process, after ore ore grinding to mineral monomer dissociation, it is 8~8.5, Ran Houjia that addition sodium carbonate adjusts pH value
Waterglass suppresses gangue mineral, finally adds the collecting agent that Mo-bearing Iron Ores are carried out with collecting and obtains Mo-bearing Iron Ores concentrate product.By above-mentioned work
Skill parameter is tested, and shows effectively reclaim Mo-bearing Iron Ores using process above and agentia condition；Giving ore deposit molybdenum-iron mineral content
It is MOO3Under the conditions of 11.24%, scan selected twice for three times by one roughing, obtain and contain MOO355.41%, the rate of recovery is
85.16% Mo-bearing Iron Ores concentrate, mine tailing is white tungsten fine ore.
Claims (3)
1. a kind of preparation method of Mo-bearing Iron Ores collecting agent, it is characterised in that comprise the following steps：First by vegetable oil acid：12
Alkane sulfosalicylic acid：The sodium hydroxide solution of mass concentration 10% is in mass ratio=2~3:1~2:5~6, temperature be 85~
Mixing is stirred under the conditions of 90 DEG C and obtains solution 1 within 3 hours, then by tetradecylic acid：Solution 1 is in mass ratio=1~1.5:3~8 slowly add
In entering solution 1,5~5.5 hours obtained solutions 2 of stirring reaction under the conditions of 70~75 DEG C of temperature, finally again plus mass concentration 5~
The brown color thick liquid of gained is the Mo-bearing Iron Ores collecting agent in 6% vulcanized sodium and after solution 2.
2. application of the Mo-bearing Iron Ores collecting agent described in claim 1 in flotation Mo-bearing Iron Ores, it is characterised in that pH values of pulp during flotation
Be worth is 8~8.5；In floatation process, will add after ore ore grinding to mineral monomer dissociation gangue inhibitor waterglass 3000~
3500g/t, then add 600~650g/t of collecting agent Mineral pairs Mo-bearing Iron Ores carry out collecting.
3. application of the Mo-bearing Iron Ores collecting agent according to claim 2 in flotation Mo-bearing Iron Ores, it is characterised in that when using,
The collecting agent is configured to the addition of 2% solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611117867.0A CN106694236B (en) | 2016-12-07 | 2016-12-07 | A kind of preparation method of Mo-bearing Iron Ores collecting agent |
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| CN201611117867.0A CN106694236B (en) | 2016-12-07 | 2016-12-07 | A kind of preparation method of Mo-bearing Iron Ores collecting agent |
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| CN106694236B CN106694236B (en) | 2018-11-20 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU403439A1 (en) * | 1972-05-11 | 1973-10-26 | In P T B | |
| CA1070034A (en) * | 1975-06-05 | 1980-01-15 | Richard O. Huch | Differential froth flotation of molybdenum sulfide from copper sulfide |
| CN101134180A (en) * | 2007-10-11 | 2008-03-05 | 广西大学 | High iron pelitization wulfenite floatation method |
| CN101224441A (en) * | 2007-01-18 | 2008-07-23 | 中国地质科学院郑州矿产综合利用研究所 | Molybdenum-tungsten oxide ore dressing process |
| CN102266822A (en) * | 2011-07-13 | 2011-12-07 | 金堆城钼业股份有限公司 | Molybdenite flotation collector |
| CN102814237A (en) * | 2012-08-30 | 2012-12-12 | 湖南省中杰科技发展股份有限公司 | Collecting agent and ore selection method of jordisite |
| CN103878073A (en) * | 2014-04-21 | 2014-06-25 | 西藏华泰龙矿业开发有限公司 | Copper molybdenum separation flotation agent and using method thereof |
| CN105234000A (en) * | 2015-10-28 | 2016-01-13 | 廖继华 | Preparation method for copper-molybdenum concentration flotation agent |
| 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 |
-
2016
- 2016-12-07 CN CN201611117867.0A patent/CN106694236B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU403439A1 (en) * | 1972-05-11 | 1973-10-26 | In P T B | |
| CA1070034A (en) * | 1975-06-05 | 1980-01-15 | Richard O. Huch | Differential froth flotation of molybdenum sulfide from copper sulfide |
| CN101224441A (en) * | 2007-01-18 | 2008-07-23 | 中国地质科学院郑州矿产综合利用研究所 | Molybdenum-tungsten oxide ore dressing process |
| CN101134180A (en) * | 2007-10-11 | 2008-03-05 | 广西大学 | High iron pelitization wulfenite floatation method |
| CN102266822A (en) * | 2011-07-13 | 2011-12-07 | 金堆城钼业股份有限公司 | Molybdenite flotation collector |
| CN102814237A (en) * | 2012-08-30 | 2012-12-12 | 湖南省中杰科技发展股份有限公司 | Collecting agent and ore selection method of jordisite |
| CN103878073A (en) * | 2014-04-21 | 2014-06-25 | 西藏华泰龙矿业开发有限公司 | Copper molybdenum separation flotation agent and using method thereof |
| CN105234000A (en) * | 2015-10-28 | 2016-01-13 | 廖继华 | Preparation method for copper-molybdenum concentration flotation agent |
| 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 |
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| CN106694236B (en) | 2018-11-20 |
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