CN106492994A - A kind of preparation method of olivine mineral inhibitor - Google Patents
A kind of preparation method of olivine mineral inhibitor Download PDFInfo
- Publication number
- CN106492994A CN106492994A CN201610944120.6A CN201610944120A CN106492994A CN 106492994 A CN106492994 A CN 106492994A CN 201610944120 A CN201610944120 A CN 201610944120A CN 106492994 A CN106492994 A CN 106492994A
- Authority
- CN
- China
- Prior art keywords
- mineral
- inhibitor
- fluorite
- olivine
- product
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- 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.)
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Classifications
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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
-
- 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
-
- 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
Abstract
A kind of preparation method of olivine mineral inhibitor, comprises the steps：(1) 20～25g Nitrobenzol is added to 100～110ml volumetric concentrations for, in 20% sulfuric acid solution, heating dissolves which, then 15 DEG C are cooled in ice bath, is slowly added to 15～20ml20% sodium nitrite solutions at this temperature and obtains product 1；(2) 20～25g nigrosines and 15～20ml20% sodium hydroxide are configured to solution and are cooled to 15 DEG C in ice bath, it is coupled under the conditions of pH10.5～11 with product 1 and obtains product 2, the powder that product 2 and direct green are coupled soluble in water under the conditions of pH10.5～11 is the inhibitor.Inhibitor of the present invention can have good inhibiting effect to olivine mineral, not produce inhibitory action to fluorite mineral, and dosing is few, nontoxic pollution-free.
Description
First, technical field
The present invention relates to a kind of preparation method of beneficiation reagent, specifically a kind of preparation method of olivine mineral inhibitor
Olivine mineral inhibitor, it is adaptable to containing a large amount of olivine minerals in fluorite mineral, the purification by floatation of fluorite concentrate need to be obtained
Process.
2nd, background technology
During fluorite mineral purification by floatation, the general inhibitor for adopting waterglass as quartzy and calcium carbonate mineral,
Enuatrol or Oleic acid make fluorite mineral collector carries out flotation recovery；But when a large amount of olivine minerals are contained in fluorite mineral,
Due to fluorite and olivine mineral floatability relatively, then become difficult in this way to its FLOTATION SEPARATION, how will
Fluorite and olivine FLOTATION SEPARATION, ore dressing worker have carried out lot of experiments research, also obtain a large amount of achievements, but real application
Less to industrial relevant report.
3rd, content of the invention
It is an object of the invention to provide one kind can suppress olivine mineral, inhibitory action is not produced to fluorite mineral,
Make the inhibitor of fluorite mineral and olivine mineral FLOTATION SEPARATION.
The present invention is employed the following technical solutions and reaches above-mentioned purpose：A kind of preparation method of olivine mineral inhibitor, bag
Include following steps：
(1) 20～25g Nitrobenzol is added to 100～110ml volumetric concentrations for, in 20% sulfuric acid solution, heating makes which molten
Solution, then 15 DEG C are cooled in ice bath, it is slowly added to 15～20ml20% sodium nitrite solutions at this temperature and obtains product 1；
(2) 20～25g nigrosines and 15～20ml20% sodium hydroxide are configured to solution and 15 are cooled in ice bath
DEG C, it is coupled under the conditions of pH10.5～11 with product 1 and obtains product 2, product 2 is even under the conditions of pH10.5～11 with direct green
The powder for closing soluble in water is the inhibitor.
During flotation, by Ore ore grinding to mineral monomer dissociation after, after then adjusting slurry pH to be 6～6.5, by 800～
900g/t adds the inhibitor, then plus enuatrol make fluorite mineral collector and collecting carried out to fluorite mineral.
During use, the inhibitor is first configured to the aqueous solution that mass percentage concentration is 1～2%.
Unless otherwise indicated, percentage ratio of the present invention is mass percent, and each component content percent sum is
100%.
Particularly advantage of the invention is：
1st, there can be good inhibiting effect to olivine mineral, fluorite mineral are not produced with inhibitory action, improve mineral products
Comprehensive utilization of resources.
2nd, dosing is few, nontoxic pollution-free.
4th, specific embodiment
Technical scheme is further described below by way of specific embodiment.
Embodiment 1
One example of the preparation method of olivine mineral inhibitor of the present invention, comprises the following steps：
(1) 20g Nitrobenzol is added to 100ml volumetric concentrations for, in 20% sulfuric acid solution, heating dissolves which, then in ice
15 DEG C are cooled in bath, are slowly added to 15ml20% sodium nitrite solutions at this temperature and are obtained product 1.
(2) 20g nigrosines and 15ml20% sodium hydroxide are configured to solution and are cooled to 15 DEG C in ice bath, with product
1 under the conditions of pH10.5 coupling obtain product 2, the powder that product 2 and direct green are coupled soluble in water under the conditions of pH10.5
End is the inhibitor.
Embodiment 2
Another example of the preparation method of olivine mineral inhibitor of the present invention, comprises the following steps：
(1) 25g Nitrobenzol is added to 110ml volumetric concentrations for, in 20% sulfuric acid solution, heating dissolves which, then in ice
15 DEG C are cooled in bath, are slowly added to 20ml20% sodium nitrite solutions at this temperature and are obtained product 1.
(2) 25g nigrosines and 20ml20% sodium hydroxide are configured to solution and are cooled to 15 DEG C in ice bath, with product
1 under the conditions of pH11 coupling obtain product 2, the powder that product 2 is coupled soluble in water with direct green under the conditions of pH11 is i.e.
For the inhibitor.
Embodiment 3
The present embodiment is application example of the olivine mineral inhibitor in fluorite mineral FLOTATION SEPARATION.
1st, raw mineral materials：
Raw material is containing fluorite ore, wherein containing fluorite 56.34%, olivine 22.62%, quartz 10.21%, Calcium Carbonate
0.54%, material phase analysis show to want valuable mineral based on fluorite mineral, and impure mineral is mainly olivine, quartz and a small amount of carbonic acid
Calcium mineral.
2nd, regime of agent and operating condition：With sulphuric acid tune pH values of pulp to 6～6.5, press inhibitor 800g/t, enuatrol
900g/t, is enlarged test, and as a result showing can effectively by fluorite and olivine mineral flotation point using above agentia condition
From, under the conditions of to ore deposit fluorite grade 56.34%, olivine 22.62%, quartz 10.21%, scanning for four times through one roughing
Seven times selected, can obtain grade 97.21%, and the response rate is 85.64% fluorite concentrate.
Embodiment 4
The present embodiment is Another Application example of the olivine mineral inhibitor in fluorite mineral FLOTATION SEPARATION.
1st, raw mineral materials：
Raw material is containing fluorite ore, wherein containing fluorite 63.20%, olivine 19.72%, quartz 11.25%, Calcium Carbonate
0.27%, material phase analysis show to want valuable mineral based on fluorite mineral, and impure mineral is mainly olivine, quartz and a small amount of carbonic acid
Calcium mineral.
2nd, regime of agent and operating condition：With sulphuric acid tune pH values of pulp to 6～6.5, press inhibitor 900g/t, enuatrol
1000g/t, is enlarged test, and as a result showing can effectively by fluorite and olivine mineral flotation point using above agentia condition
From, under the conditions of to ore deposit fluorite grade 63.20%, olivine 19.72%, quartz 11.25%, scanning for four times through one roughing
Seven times selected, obtains grade 97.55%, and the response rate is 87.23% fluorite concentrate.
Embodiment 5,
Make inhibitor with waterglass right in fluorite mineral FLOTATION SEPARATION with olivine mineral inhibitor of the present invention
Compare application example.
1st, raw mineral materials：
Raw material is containing fluorite ore, wherein containing fluorite 63.20%, olivine 19.72%, quartz 11.25%, Calcium Carbonate
0.27%, material phase analysis show to want valuable mineral based on fluorite mineral, and impure mineral is mainly olivine, quartz and a small amount of carbonic acid
Calcium mineral.
2nd, regime of agent and operating condition：PH values of pulp is adjusted to 6～6.5, waterglass 900g/t, enuatrol 1000g/ with sulphuric acid
T, is enlarged test, as a result show using above agentia condition can effectively by fluorite and olivine mineral FLOTATION SEPARATION,
Under the conditions of to ore deposit fluorite grade 63.20%, olivine 19.72%, quartz 11.25%, seven times are scanned four times through one roughing
Selected, grade 94.32% is obtained, the response rate is 76.70% fluorite concentrate.
Claims (3)
1. a kind of preparation method of olivine mineral inhibitor, it is characterised in that comprise the steps：
(1) 20～25g Nitrobenzol is added to 100～110ml volumetric concentrations for, in 20% sulfuric acid solution, heating dissolves which,
It is cooled to 15 DEG C again in ice bath, is slowly added to 15～20ml20% sodium nitrite solutions at this temperature and obtains product 1；
(2) 20～25g nigrosines and 15～20ml20% sodium hydroxide are configured to solution and are cooled to 15 DEG C in ice bath, with
Product 1 is coupled under the conditions of pH10.5～11 and obtains product 2, and product 2 and direct green are coupled under the conditions of pH10.5～11
Powder soluble in water is the inhibitor.
2. application of the olivine mineral inhibitor described in claim 1 in fluorite is separated, it is characterised in that during flotation,
After by Ore ore grinding to mineral monomer dissociation, after then adjusting slurry pH to be 6～6.5, the suppression is added by 800～900g/t
Agent, then plus enuatrol make fluorite mineral collector and collecting carried out to fluorite mineral.
3. application of the olivine mineral inhibitor in fluorite is separated according to claim 2, it is characterised in that use
When, the inhibitor is first configured to the aqueous solution that mass percentage concentration is 1～2%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610944120.6A CN106492994B (en) | 2016-11-02 | 2016-11-02 | A kind of preparation method of olivine mineral inhibitor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610944120.6A CN106492994B (en) | 2016-11-02 | 2016-11-02 | A kind of preparation method of olivine mineral inhibitor |
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| CN106492994A true CN106492994A (en) | 2017-03-15 |
| CN106492994B CN106492994B (en) | 2018-11-20 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1030024A1 (en) * | 1981-10-15 | 1983-07-23 | Всесоюзный научно-исследовательский институт минерального сырья | Method of concentrating chromium ore containing olivine |
| CN1063058A (en) * | 1991-12-31 | 1992-07-29 | 广州有色金属研究院 | Fluorite technology and adjustment agent composition thereof |
| RU2286850C1 (en) * | 2005-06-23 | 2006-11-10 | Институт Горного Дела Дальневосточного Отделения Российской Академии Наук (Статус Государственного Учреждения) | Method of enriching fluorite ores |
| CN103691574A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Preparation method and application of dolomite inhibitor |
| CN103721853A (en) * | 2013-12-10 | 2014-04-16 | 中国地质科学院矿产综合利用研究所 | Pyroxene type ilmenite flotation inhibitor and preparation method thereof |
| CN104226487A (en) * | 2014-08-08 | 2014-12-24 | 西北矿冶研究院 | Silicate gangue mineral combination inhibitor |
-
2016
- 2016-11-02 CN CN201610944120.6A patent/CN106492994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1030024A1 (en) * | 1981-10-15 | 1983-07-23 | Всесоюзный научно-исследовательский институт минерального сырья | Method of concentrating chromium ore containing olivine |
| CN1063058A (en) * | 1991-12-31 | 1992-07-29 | 广州有色金属研究院 | Fluorite technology and adjustment agent composition thereof |
| RU2286850C1 (en) * | 2005-06-23 | 2006-11-10 | Институт Горного Дела Дальневосточного Отделения Российской Академии Наук (Статус Государственного Учреждения) | Method of enriching fluorite ores |
| CN103721853A (en) * | 2013-12-10 | 2014-04-16 | 中国地质科学院矿产综合利用研究所 | Pyroxene type ilmenite flotation inhibitor and preparation method thereof |
| CN103691574A (en) * | 2013-12-17 | 2014-04-02 | 广西大学 | Preparation method and application of dolomite inhibitor |
| CN104226487A (en) * | 2014-08-08 | 2014-12-24 | 西北矿冶研究院 | Silicate gangue mineral combination inhibitor |
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| CN106492994B (en) | 2018-11-20 |
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