CN109701752A - Magnesite environmental protection floating agent and its treatment process - Google Patents
Magnesite environmental protection floating agent and its treatment process Download PDFInfo
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- CN109701752A CN109701752A CN201811586033.3A CN201811586033A CN109701752A CN 109701752 A CN109701752 A CN 109701752A CN 201811586033 A CN201811586033 A CN 201811586033A CN 109701752 A CN109701752 A CN 109701752A
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Abstract
The present invention relates to magnesite flotation technology fields, especially magnesite environmental protection floating agent and its treatment process, including lauryl amine cation 5%-10%, terpineol 8%-15%, sodium metasilicate 7%-12%, calgon 7%-12%, sodium carbonate 10%-20%, lauryl amine 6%-12%, oxidized paraffin wax soap 6%-10%, decalcifying Fluid 30%-40% passes through grinding, flotation, decalcification filtering, obtains magnesite concentrate, with excellent selectivity and collecting performance, flotation speed is fast, dosage is few, safe and environment-friendly, noresidue；It is substantially better than conventional diesel especially for the flotation effect of difficult separation coal, oxidized coal, sulphur coal, coarse granule coal and fine Coal, and flash-point is high, burning point is high, condensation point is low, easily stored management.
Description
Technical field
The present invention relates to magnesite flotation technology fields, especially magnesite environmental protection floating agent and its treatment process.
Background technique
Magnesite is the primary raw material of extracting metals magnesium, and the 2/3 of world's magnesite ore reserves concentrates on China, the 1/2 of yield
It is provided by China, in the world, in the market, China has very important status to magnesite.By 1996, water chestnut was verified in the whole nation altogether
27, magnesium mine mining area possesses 30.01 hundred million tons of magnesite ore reserves, is distributed in 9 provinces (area), the richest with Liaoning magnesite ore reserves
Richness, the 85.6% of Zhan Quanguo；Shandong, Tibet, Xinjiang, Gansu are taken second place.In 20 many places mineral deposits, 10 big mining area possesses 94% storage
Amount.The production capacity of world's magnesia unslacked is about 2,000,000 tons, and Chinese yield accounts for about the 50% of Gross World Product.
Floatation is to handle one of the main method of purification of magnesite, is talcum, quartz etc. with silicic acid for gangue mineral
Ore based on salt mineral, when flotation usually at ore pulp nature ph, adding amine cation-collecting agent and foaming agent can reach
To good effect, magnesite purity is increased to 95%-97%.Currently, flotation agent, often using oily sludge as raw material, addition emulsifies
Agent, thinner, foaming agent and water, in coal flotation, flotation agent is easy to improve arresting efficiency, but it is used in Aqueous dispersions
Amount is big, and is not able to satisfy the requirement of environmental protection and energy saving.
Summary of the invention
In view of the above shortcomings of the prior art, magnesite environmental protection floating agent and its treatment process are provided, with excellent
Good selectivity and collecting performance, flotation speed is fast, dosage is few, safe and environment-friendly, noresidue；Especially for difficult separation coal, oxidation
Coal, sulphur coal, coarse granule coal and fine Coal flotation effect be substantially better than conventional diesel, and flash-point is high, burning point is high, condensation point
Low, easily stored management.
In order to solve the above technical problems, the technical solution adopted by the present invention is that, magnesite environmental protection floating agent and its place
Science and engineering skill, including lauryl amine cation 5%-10%, terpineol 8%-15%, sodium metasilicate 7%-12%, calgon 7%-12%, carbonic acid
Sodium 10%-20%, lauryl amine 6%-12%, oxidized paraffin wax soap 6%-10%, decalcifying Fluid 30%-40%, treatment process be,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material.
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, stirred
It is once filtered afterwards after complete, gained filter cake is magnesite concentrate.
Above-mentioned magnesite environmental protection floating agent and its treatment process, including lauryl amine cation 8%, terpineol 12%, silicon
Sour sodium 10%, calgon 10%, sodium carbonate 15%, lauryl amine 8%, oxidized paraffin wax soap 7%, decalcifying Fluid 35%, treatment process be,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material.
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, stirred
It is once filtered afterwards after complete, gained filter cake is magnesite concentrate.
The beneficial effect of magnesite environmental protection floating agent of the present invention and its treatment process is, with excellent selectivity and
Collecting performance, flotation speed is fast, dosage is few, safe and environment-friendly, noresidue；Especially for difficult separation coal, oxidized coal, sulphur coal, thick
The flotation effect of beans and fine Coal is substantially better than conventional diesel, and flash-point is high, burning point is high, condensation point is low, easily stored management.
Specific embodiment
It elaborates combined with specific embodiments below to the present invention.
Embodiment 1, magnesite environmental protection floating agent and its treatment process, including lauryl amine cation 5%, terpineol 8%, silicon
Sour sodium 7%, calgon 7%, sodium carbonate 10%, lauryl amine 6%, oxidized paraffin wax soap 6%, decalcifying Fluid 30%, treatment process be,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material.
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, stirred
It is once filtered afterwards after complete, gained filter cake is magnesite concentrate.
Embodiment 2, above-mentioned magnesite environmental protection floating agent and its treatment process, including lauryl amine cation 8%, terpin
Alcohol 12%, sodium metasilicate 10%, calgon 10%, sodium carbonate 15%, lauryl amine 8%, oxidized paraffin wax soap 7%, decalcifying Fluid 35%, place
Science and engineering skill is,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material.
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, stirred
It is once filtered afterwards after complete, gained filter cake is magnesite concentrate.
Embodiment 3, magnesite environmental protection floating agent and its treatment process, including lauryl amine cation 10%, terpineol 15%,
Sodium metasilicate 12%, calgon 12%, sodium carbonate 20%, lauryl amine 12%, oxidized paraffin wax soap 10%, decalcifying Fluid 40% handle work
Skill is,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material.
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, stirred
It is once filtered afterwards after complete, gained filter cake is magnesite concentrate.
The effect of lauryl amine cation is can be adsorbed on the surface of mineral and form hydrophobic film, increases dredging for mineral
Aqueous and floatability.No. 2 oily effects of terpineol are the tension that can reduce bubble surface, keep bubble stable and the duration
It is long.Suppression sodium metasilicate and calgon can weaken lauryl amine cation and mineral act on, and reduce and deteriorate mineral floatability.Carbon
Sour sodium is used to adjust the property of ore pulp, adjusts the effect of lauryl amine cation and mineral surfaces, the selectivity of flotation can be improved.
The embodiment of the above is only the preferred embodiments of the invention, and but not intended to limit the scope of the present invention,
Therefore change made by all principles according to the present invention, it should all be included within the scope of protection of the present invention.
Claims (2)
1. magnesite environmental protection floating agent and its treatment process, it is characterised in that: including lauryl amine cation 5%-10%, terpineol
8%-15%, sodium metasilicate 7%-12%, calgon 7%-12%, sodium carbonate 10%-20%, lauryl amine 6%-12%, oxidized paraffin wax soap 6%-
10%, decalcifying Fluid 30%-40%, treatment process be,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material；
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, built after finishing
Once it was filtered afterwards, gained filter cake is magnesite concentrate.
2. magnesite environmental protection floating agent according to claim 1 and its treatment process, characterized in that including lauryl amine sun
Ion 8%, terpineol 12%, sodium metasilicate 10%, calgon 10%, sodium carbonate 15%, lauryl amine 8%, oxidized paraffin wax soap 7%, decalcification
Liquid 35%, treatment process be,
(1), it is crushed raw magnesite, broken product are mixed with water, are fully ground with ball mill, grader is then fed into and crosses 20 mesh
Standard screen collects on-the-sieve material, and returns to ball mill and regrind；
(2), above-mentioned medicament is mixed with undersize material, and added water and stirred uniformly, be sent into flotation device, pour enough air flotation,
Substrate material is left and taken, and medicament mixing is added again, and add water and stir uniformly, flotation device is fed again into, it is floating to pour enough air
Choosing, leaves and takes bottom material；
(3), above-mentioned bottom material is placed in decalcification reaction kettle together with decalcifying Fluid, and a small amount of water high-speed stirred is added, after having stirred
Once it was filtered afterwards, gained filter cake is magnesite concentrate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811586033.3A CN109701752A (en) | 2018-12-25 | 2018-12-25 | Magnesite environmental protection floating agent and its treatment process |
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| CN201811586033.3A CN109701752A (en) | 2018-12-25 | 2018-12-25 | Magnesite environmental protection floating agent and its treatment process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339946A (en) * | 2019-07-25 | 2019-10-18 | 广东省资源综合利用研究所 | A kind of magnesite desiliconization collecting agent and preparation method thereof |
| CN111036414A (en) * | 2019-11-28 | 2020-04-21 | 东北大学 | Method for flotation decalcification of magnesite by using inhibitor STPP |
| CN111389596A (en) * | 2020-03-31 | 2020-07-10 | 中昊(大连)化工研究设计院有限公司 | Collecting agent for flotation desilication and aluminum removal of magnesite and preparation method thereof |
Citations (4)
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|---|---|---|---|---|
| US2363030A (en) * | 1942-09-14 | 1944-11-21 | Basic Magnesium Inc | Flotation of magnesite |
| CN86102011A (en) * | 1986-03-24 | 1987-11-11 | 冶金工业部马鞍山矿山研究院 | Flotation technology for magnesite |
| CN1037098A (en) * | 1989-06-24 | 1989-11-15 | 鞍山钢铁学院 | A kind of regime of agent of flotation magnesite ore |
| CN106345616A (en) * | 2016-11-28 | 2017-01-25 | 肃北镁科技耐火材料有限责任公司 | Flotation calcium-removing agent and method for magnesite |
-
2018
- 2018-12-25 CN CN201811586033.3A patent/CN109701752A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2363030A (en) * | 1942-09-14 | 1944-11-21 | Basic Magnesium Inc | Flotation of magnesite |
| CN86102011A (en) * | 1986-03-24 | 1987-11-11 | 冶金工业部马鞍山矿山研究院 | Flotation technology for magnesite |
| CN1037098A (en) * | 1989-06-24 | 1989-11-15 | 鞍山钢铁学院 | A kind of regime of agent of flotation magnesite ore |
| CN106345616A (en) * | 2016-11-28 | 2017-01-25 | 肃北镁科技耐火材料有限责任公司 | Flotation calcium-removing agent and method for magnesite |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339946A (en) * | 2019-07-25 | 2019-10-18 | 广东省资源综合利用研究所 | A kind of magnesite desiliconization collecting agent and preparation method thereof |
| CN110339946B (en) * | 2019-07-25 | 2021-07-23 | 广东省科学院资源利用与稀土开发研究所 | Magnesite desilication collecting agent and preparation method thereof |
| CN111036414A (en) * | 2019-11-28 | 2020-04-21 | 东北大学 | Method for flotation decalcification of magnesite by using inhibitor STPP |
| CN111389596A (en) * | 2020-03-31 | 2020-07-10 | 中昊(大连)化工研究设计院有限公司 | Collecting agent for flotation desilication and aluminum removal of magnesite and preparation method thereof |
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Application publication date: 20190503 |