CN108580052A - Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating - Google Patents

Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating Download PDF

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Publication number
CN108580052A
CN108580052A CN201810015942.5A CN201810015942A CN108580052A CN 108580052 A CN108580052 A CN 108580052A CN 201810015942 A CN201810015942 A CN 201810015942A CN 108580052 A CN108580052 A CN 108580052A
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CN
China
Prior art keywords
antimony oxide
oxide ore
antimony
ore
agent
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Pending
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CN201810015942.5A
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Chinese (zh)
Inventor
王传龙
刘志国
郭素红
宋磊
姜志学
于传兵
李明川
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China ENFI Engineering Corp
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China ENFI Engineering Corp
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Priority to CN201810015942.5A priority Critical patent/CN108580052A/en
Publication of CN108580052A publication Critical patent/CN108580052A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/001Flotation agents
    • B03D1/018Mixtures of inorganic and organic compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D3/00Differential sedimentation
    • B03D3/06Flocculation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/002Coagulants and Flocculants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/007Modifying reagents for adjusting pH or conductivity
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00Specified effects produced by the flotation agents
    • B03D2201/02Collectors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00Specified materials treated by the flotation agents; specified applications
    • B03D2203/02Ores
    • B03D2203/04Non-sulfide ores

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

The invention discloses the compound adjustment agent recycled for antimony oxide ore flotation and antimony oxide ore method for floating, which includes:Carboxymethyl cellulose and lead salt.The compound adjustment agent composition for being used for antimony oxide ore flotation recycling is simple, of low cost, is remarkably improved the flotation recovery rate of antimony concentrate in antimony oxide ore, remarkable in economical benefits.

Description

Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating
Technical field
The present invention relates to industrial and mineral fields, and specifically, the present invention relates to the compound adjustments of antimony oxide ore flotation recycling Agent and antimony oxide ore method for floating.
Background technology
Although China's antimonial resources are abundant, with the large scale mining of antimonial resources, the good antimony sulfide ore of washability Stock number is increasingly reduced, and the antimony oxide resource utilization of difficult choosing is extremely low in ore, and crisis of resource have occurred in many mines. The efficient separation of antimony oxide is still a problem of ore dressing field, mainly due to the table between Antimony Oxide Ores and gangue mineral Face physicochemical property is quite similar, and the zero point (PZC) of antimony oxide and quartz is very close, antimony oxide pH=1.9 or so, quartz PZC=2 or so, their positioning ion are all OH-Or H+, and hydrolysate is HSbO to antimony oxide in water2Or HSbO3, together Quartzy hydrolysate HSiO in water4It is closely similar, thus using general inhibition method FLOTATION SEPARATION Antimony Oxide Ores with Quartz, it is easy to make them while be suppressed, it is difficult to realize sorting.
Domestic and international researcher has carried out to study, do not have always a large amount of to the flotation recycling of particulate antimony oxide ore for many years Find effective beneficiation method and collecting agent.Gravity separation method, but particulate (grain are still used in the ore dressing of antimony oxide ore industrialization both at home and abroad at present Diameter be less than 0.045mm) antimony oxide ore using gravity separation method the rate of recovery it is still very low.Therefore, existing antimony oxide ore method for separating Still have much room for improvement.
Invention content
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention One purpose is to propose the compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating.This is used to aoxidize The compound adjustment agent composition of antimony ore flotation recycling is simple, of low cost, and the flotation for being remarkably improved antimony concentrate in antimony oxide ore is returned Yield, remarkable in economical benefits.
In the first aspect of the present invention, the present invention proposes a kind of compound adjustment agent for antimony oxide ore flotation recycling. According to an embodiment of the invention, the compound adjustment agent includes:Carboxymethyl cellulose and lead salt.
Compound adjustment agent according to the ... of the embodiment of the present invention for antimony oxide ore flotation recycling is recycled in antimony oxide ore flotation In the process, can chemisorption occur in gangue mineral and Antimony Oxide Ores surface respectively, so that gangue mineral hydrophily is enhanced, oxidation Antimony mineral hydrophobicity enhances, and to increase the flotation performance difference of gangue mineral and Antimony Oxide Ores, realizes Antimony Oxide Ores Selective collecting, makes that System of Flotation Reagent is simple, index is stablized, and it is poor to solve the antimony oxide ores floatability such as cervantite and stibiconite Problem.In addition, the compound adjustment agent also has the advantages that form simple, of low cost, remarkable in economical benefits.
In addition, the compound adjustment agent according to the above embodiment of the present invention for antimony oxide ore flotation recycling can also have Following additional technical characteristic:
In some embodiments of the invention, the lead salt is plumbi nitras.
In some embodiments of the invention, the mass ratio of the carboxymethyl cellulose and the lead salt is 1:(1~10).
In the second aspect of the present invention, the present invention proposes a kind of antimony oxide ore method for floating.Implementation according to the present invention Example, this method include:(1) antimony oxide ore powder is mixed with water, to obtain ore pulp;(2) it is added into the ore pulp above-mentioned The compound adjustment agent of embodiment, to obtain modified ore pulp;(3) collecting agent and foaming agent are added into the modified ore pulp, and Flotation processing is carried out, to obtain antimony rough concentrate.
Antimony oxide ore method for floating according to the ... of the embodiment of the present invention makes by using the compound adjustment agent of above-described embodiment In gangue mineral and Antimony Oxide Ores surface chemisorption occurs for the compound adjustment agent respectively, and gangue mineral hydrophily is made to enhance, Antimony Oxide Ores hydrophobicity enhances, and to increase the flotation performance difference of gangue mineral and Antimony Oxide Ores, makes collecting agent and rises Infusion preferentially in Antimony Oxide Ores adsorption, realizes the selective collecting of Antimony Oxide Ores, solves cervantite and stibiconite The problem of equal antimony oxide ores floatability difference.
In addition, antimony oxide ore method for floating according to the above embodiment of the present invention can also have following additional technology special Sign:
In some embodiments of the invention, content of powder of the grain size not higher than 0.074mm in the antimony oxide ore powder It is 50~90%.
In some embodiments of the invention, a concentration of 20~70wt% of the ore pulp.
In some embodiments of the invention, the mass ratio of the compound adjustment agent and the ore pulp is (1~10): 10000。
In some embodiments of the invention, the collecting agent is RCOOM, and the foaming agent is methyl isobutyl carbinol.
In some embodiments of the invention, the mass ratio of the collecting agent and the modified ore pulp is (1~10): 10000, the mass ratio of the foaming agent and the modified ore pulp is (1~10):10000.
In some embodiments of the invention, the antimony oxide ore method for floating further comprises:By the antimony rough concentrate Carry out it is selected, to obtain antimony concentrate.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment Obviously and it is readily appreciated that, wherein:
Fig. 1 is antimony oxide ore method for floating flow diagram according to an embodiment of the invention.
Specific implementation mode
The embodiment of the present invention is described below in detail.The embodiments described below is exemplary, and is only used for explaining this hair It is bright, and be not considered as limiting the invention.Particular technique or condition are not specified in embodiment, according to text in the art It offers described technology or condition or is carried out according to product description.Reagents or instruments used without specified manufacturer, For can be with conventional products that are commercially available.
In the first aspect of the present invention, the present invention proposes a kind of compound adjustment agent for antimony oxide ore flotation recycling. According to an embodiment of the invention, the compound adjustment agent includes:Carboxymethyl cellulose and lead salt.
According to an embodiment of the invention, the segment polarity group in carboxymethyl cellulose can be in the stone in Antimony Oxide Ores English adsorption, other numerous hydroxyls are associated by hydrogen bond and water, and gangue mineral hydrophily is made to enhance.In addition, carboxymethyl is fine Carboxyl in dimension element can generate electrostatic attraction and chemisorption between metal ion, promotion floating agent and mineral it is attached It.Carboxymethyl cellulose has flocculation simultaneously, plays the role of flocculant for the antimony oxide ore of easy argillization, to be conducive to The flotation of antimony oxide ore.On the other hand, the Pb in lead salt2+It can be in the fixation of antimony oxide ore surface, to increase in floatation process Collecting agent is in the adhered region of mineral surfaces, the flotation recycling of oxidation antimony ore.
The compound adjustment agent according to the ... of the embodiment of the present invention for antimony oxide ore flotation recycling is in antimony oxide ore flotation as a result, In removal process, can chemisorption occur in gangue mineral and Antimony Oxide Ores surface respectively, gangue mineral hydrophily is made to enhance, Antimony Oxide Ores hydrophobicity enhances, and to increase the flotation performance difference of gangue mineral and Antimony Oxide Ores, realizes antimony oxide ore The selective collecting of object, makes that System of Flotation Reagent is simple, index is stablized, and solving the antimony oxide ores such as cervantite and stibiconite can float Property difference problem.In addition, the compound adjustment agent also has the advantages that form simple, of low cost, remarkable in economical benefits.
According to a particular embodiment of the invention, above-mentioned lead salt is plumbi nitras.Thus, it is possible to further increase answering for the present invention Close reinforcing effect of the regulator to antimony oxide ore flotation.
According to an embodiment of the invention, the mass ratio of carboxymethyl cellulose and lead salt can be 1:(1~10).When matching When high or too low, Selective activation of the regulator to antimony oxide and the selective inhibitory to gangue weaken, and make flotation effect It is deteriorated.
In the second aspect of the present invention, the present invention proposes a kind of antimony oxide ore method for floating.Implementation according to the present invention Example, this method include:(1) antimony oxide ore powder is mixed with water, to obtain ore pulp;(2) above-mentioned implementation is added into ore pulp The compound adjustment agent of example, to obtain modified ore pulp;(3) collecting agent and foaming agent is added into modified ore pulp, and carries out flotation Processing, to obtain antimony rough concentrate.
Antimony oxide ore method for floating according to the ... of the embodiment of the present invention is described in detail below with reference to Fig. 1.According to this hair Bright embodiment, this method include:
S100:Prepare ore pulp
In the step, antimony oxide ore powder is mixed with water, to obtain ore pulp.
According to a particular embodiment of the invention, content of powder of the grain size not higher than 0.074mm is 50 in antimony oxide ore powder ~90%.Thus, it is possible to the specific surface area of antimony oxide ore powder be further increased, to improve flotation effect.
According to a particular embodiment of the invention, the concentration of ore pulp can be 20~70wt%.Control pulp density exists as a result, In optimum range, flotation effect can be further increased.
S200:Compound adjustment agent is added
In the step, the compound adjustment agent of above-described embodiment is added into ore pulp, to obtain modified ore pulp.
According to an embodiment of the invention, the compound adjustment agent includes:Carboxymethyl cellulose and lead salt.
According to an embodiment of the invention, the segment polarity group in carboxymethyl cellulose can be in the stone in Antimony Oxide Ores English adsorption, other numerous hydroxyls are associated by hydrogen bond and water, and gangue mineral hydrophily is made to enhance.In addition, carboxymethyl is fine Carboxyl in dimension element can generate electrostatic attraction and chemisorption between metal ion, promotion floating agent and mineral it is attached It.Carboxymethyl cellulose has flocculation simultaneously, plays the role of flocculant for the antimony oxide ore of easy argillization, to be conducive to The flotation of antimony oxide ore.On the other hand, the Pb in lead salt2+It can be in the fixation of antimony oxide ore surface, to increase in floatation process Collecting agent is in the adhered region of mineral surfaces, the flotation recycling of oxidation antimony ore.
The compound adjustment agent according to the ... of the embodiment of the present invention for antimony oxide ore flotation recycling is in antimony oxide ore flotation as a result, In removal process, can chemisorption occur in gangue mineral and Antimony Oxide Ores surface respectively, gangue mineral hydrophily is made to enhance, Antimony Oxide Ores hydrophobicity enhances, and to increase the flotation performance difference of gangue mineral and Antimony Oxide Ores, realizes antimony oxide ore The selective collecting of object, makes that System of Flotation Reagent is simple, index is stablized, and solving the antimony oxide ores such as cervantite and stibiconite can float Property difference problem.In addition, the compound adjustment agent also has the advantages that form simple, of low cost, remarkable in economical benefits.
According to a particular embodiment of the invention, above-mentioned lead salt is plumbi nitras.Thus, it is possible to further increase answering for the present invention Close reinforcing effect of the regulator to antimony oxide ore flotation.
According to an embodiment of the invention, the mass ratio of carboxymethyl cellulose and lead salt can be 1:(1~10).When matching When high or too low, Selective activation of the regulator to antimony oxide and the selective inhibitory to gangue weaken, and make flotation effect It is deteriorated.According to a particular embodiment of the invention, can first into ore pulp be added carboxymethyl cellulose and stir certain time (such as 2~6min) after add lead salt.Thus, it is possible to enhance the hydrophily of gangue mineral first with carboxymethyl cellulose, and make easily The Antimony Oxide Ores of argillization flocculate, and subsequently add lead salt, can be in favor of Pb2+Attachment on Antimony Oxide Ores surface, thus into The flotation of one step oxidation antimony ore is recycled.
According to a particular embodiment of the invention, the mass ratio of compound adjustment agent and ore pulp is (1~10):10000.Work as quality When matching too low, compound adjustment agent activates antimony oxide and weaker to the inhibiting effect of gangue, and quality proportioning is excessively high to cause Lead content is excessively high in antimony concentrate, unfavorable to the smelting of antimony.
S300:Flotation is handled
In the step, collecting agent and foaming agent is added into modified ore pulp, and carry out flotation processing, it is coarse-fine to obtain antimony Mine.According to an embodiment of the invention, collecting agent and foaming agent is added and stirs 2~6min, make the pH value of modified ore pulp 6.0~ 10.0 under the action of compound adjustment agent, the collecting agent and foaming agent in ore pulp preferentially in cervantite and stibiconite adsorption, Enhance the hydrophobicity of Antimony Oxide Ores, and then 3~10min of flotation, obtains antimony rough concentrate.
According to a particular embodiment of the invention, collecting agent can be RCOOM, and foaming agent can be methyl isobutyl carbinol. Thus, it is possible to further increase the flotation effect of antimony oxide ore.
According to a particular embodiment of the invention, the mass ratio of collecting agent and modified ore pulp can be (1~10):10000, it rises The mass ratio of infusion and modified ore pulp can be (1~10):10000.Thus, it is possible to further increase the flotation effect of antimony oxide ore Fruit.
According to a particular embodiment of the invention, after flotation processing, the antimony rough concentrate for further obtaining flotation carries out essence Choosing, can obtain high-grade antimony concentrate.In some embodiments of the invention, 1~3 essence can be carried out to antimony rough concentrate Choosing.
Antimony oxide ore method for floating according to the ... of the embodiment of the present invention makes by using the compound adjustment agent of above-described embodiment In gangue mineral and Antimony Oxide Ores surface chemisorption occurs for the compound adjustment agent respectively, and gangue mineral hydrophily is made to enhance, Antimony Oxide Ores hydrophobicity enhances, and to increase the flotation performance difference of gangue mineral and Antimony Oxide Ores, makes collecting agent and rises Infusion preferentially in Antimony Oxide Ores adsorption, realizes the selective collecting of Antimony Oxide Ores, solves cervantite and stibiconite The problem of equal antimony oxide ores floatability difference.
Below with reference to specific embodiment, present invention is described, it should be noted that these embodiments are only to describe Property, without limiting the invention in any way.
Embodiment
Using the antimony ore on Hunan Province antimony ore mountain as objective for implementation, contain Sb 1.33% in ore, antimony mainly with cervantite and The form of antimony bloom exists, and using above-mentioned technique, compound adjustment agent, carboxymethyl cellulose in compound adjustment agent are added in rougher process The quality proportioning of element and lead salt is 1:2, the mass ratio of compound adjustment agent and mine amount be 6:10000;Collecting agent RCOOM and blistering Agent methyl isobutyl carbinol and the ratio of mine amount be respectively 8.5:10000 and 1.2:100000.It is scanned by one roughing is secondary Two is selected, and antimony concentrate grade is 14.29%, the rate of recovery 60.94%, compared with the rate of recovery of traditional re-selection procedure 11%, antimony Concentrate grade is almost the same, and the rate of recovery improves 49.94%.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office It can be combined in any suitable manner in one or more embodiments or example.In addition, without conflicting with each other, the skill of this field Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changes, replacing and modification.

Claims (10)

1. a kind of compound adjustment agent for antimony oxide ore flotation recycling, which is characterized in that including:Carboxymethyl cellulose and lead Salt.
2. compound adjustment agent according to claim 1, which is characterized in that the lead salt is plumbi nitras.
3. compound adjustment agent according to claim 1, which is characterized in that the matter of the carboxymethyl cellulose and the lead salt Amount is than being 1:(1~10).
4. a kind of antimony oxide ore method for floating, which is characterized in that including:
(1) antimony oxide ore powder is mixed with water, to obtain ore pulp;
(2) claims 1 to 3 any one of them compound adjustment agent is added into the ore pulp, to obtain modified ore pulp;
(3) collecting agent and foaming agent are added into the modified ore pulp, and carries out flotation processing, to obtain antimony rough concentrate.
5. according to the method described in claim 4, it is characterized in that, grain size is not higher than 0.074mm in the antimony oxide ore powder Content of powder be 50~90%.
6. according to the method described in claim 4, it is characterized in that, a concentration of 20~70wt% of the ore pulp.
7. according to the method described in claim 4, it is characterized in that, the mass ratio of the compound adjustment agent and the ore pulp is (1 ~10):10000.
8. according to the method described in claim 4, it is characterized in that, the collecting agent is RCOOM, the foaming agent is that methyl is different Butyl carbinol.
9. according to the method described in claim 8, it is characterized in that, the mass ratio of the collecting agent and the modified ore pulp is (1 ~10):10000, the mass ratio of the foaming agent and the modified ore pulp is (1~10):10000.
10. according to the method described in claim 4, it is characterized in that, further comprising:Antimony rough concentrate progress is selected, To obtain antimony concentrate.
CN201810015942.5A 2018-01-08 2018-01-08 Compound adjustment agent for antimony oxide ore flotation recycling and antimony oxide ore method for floating Pending CN108580052A (en)

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CN110216015A (en) * 2019-05-28 2019-09-10 西北矿冶研究院 Beneficiation reagent for vulcanizing and oxidizing mixed antimony ore and preparation method and application thereof
CN113000222A (en) * 2021-02-26 2021-06-22 中国恩菲工程技术有限公司 Collecting agent for floatation of antimony oxide ore and separation method of antimony oxide ore

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Publication number Priority date Publication date Assignee Title
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CN113000222A (en) * 2021-02-26 2021-06-22 中国恩菲工程技术有限公司 Collecting agent for floatation of antimony oxide ore and separation method of antimony oxide ore

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Application publication date: 20180928