CN115283133A - Separation process of mica, feldspar and quartz in tungsten tin tailings - Google Patents
Separation process of mica, feldspar and quartz in tungsten tin tailings Download PDFInfo
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- CN115283133A CN115283133A CN202211023756.9A CN202211023756A CN115283133A CN 115283133 A CN115283133 A CN 115283133A CN 202211023756 A CN202211023756 A CN 202211023756A CN 115283133 A CN115283133 A CN 115283133A
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- 239000010433 feldspar Substances 0.000 title claims abstract description 100
- 239000010445 mica Substances 0.000 title claims abstract description 85
- 229910052618 mica group Inorganic materials 0.000 title claims abstract description 85
- 239000010453 quartz Substances 0.000 title claims abstract description 37
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000000926 separation method Methods 0.000 title claims abstract description 23
- AWXLLPFZAKTUCQ-UHFFFAOYSA-N [Sn].[W] Chemical compound [Sn].[W] AWXLLPFZAKTUCQ-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 230000002000 scavenging effect Effects 0.000 claims abstract description 53
- 238000005188 flotation Methods 0.000 claims abstract description 50
- 238000000034 method Methods 0.000 claims abstract description 24
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 11
- 239000011707 mineral Substances 0.000 claims abstract description 11
- 238000002441 X-ray diffraction Methods 0.000 claims abstract description 10
- 239000012141 concentrate Substances 0.000 claims description 72
- 125000002091 cationic group Chemical group 0.000 claims description 31
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 30
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 30
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 6
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 239000011733 molybdenum Substances 0.000 claims description 6
- 229910052725 zinc Inorganic materials 0.000 claims description 6
- 239000011701 zinc Substances 0.000 claims description 6
- 230000003213 activating effect Effects 0.000 claims description 5
- YGANSGVIUGARFR-UHFFFAOYSA-N dipotassium dioxosilane oxo(oxoalumanyloxy)alumane oxygen(2-) Chemical compound [O--].[K+].[K+].O=[Si]=O.O=[Al]O[Al]=O YGANSGVIUGARFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052627 muscovite Inorganic materials 0.000 claims description 4
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 claims description 3
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- 229910052729 chemical element Inorganic materials 0.000 claims description 3
- JRBPAEWTRLWTQC-UHFFFAOYSA-N dodecylamine Chemical compound CCCCCCCCCCCCN JRBPAEWTRLWTQC-UHFFFAOYSA-N 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 229910052655 plagioclase feldspar Inorganic materials 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 150000001768 cations Chemical class 0.000 claims description 2
- 239000012190 activator Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract description 5
- 238000010408 sweeping Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000007769 metal material Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- QYFRTHZXAGSYGT-UHFFFAOYSA-L hexaaluminum dipotassium dioxosilane oxygen(2-) difluoride hydrate Chemical compound O.[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[F-].[F-].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O QYFRTHZXAGSYGT-UHFFFAOYSA-L 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/06—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse
-
- 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
-
- 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
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a separation process of mica, feldspar and quartz in tungsten tin tailings, which comprises the following specific processing steps: s1: flotation of raw ore; s2: analyzing tailings by X-ray diffraction; s3: roughly selecting mica; s4: mica scavenging; s5: roughly selecting feldspar; s6: sweeping feldspar; s7: selecting mica; s8: finely selecting feldspar; s9: the invention relates to ore grinding, which is characterized in that a multi-stage flotation process such as mica roughing, mica scavenging, mica concentrating, feldspar roughing, feldspar scavenging and feldspar concentrating is arranged, valuable non-metallic substances such as mica, feldspar and quartz in tailings can be accurately and efficiently recycled, the metal ore and the non-metallic minerals are harvested, the comprehensive utilization rate of resources is greatly improved, the tailings can be analyzed by X-ray diffraction, the recycling value of the tailings can be effectively analyzed before recycling, and the resource waste is effectively avoided.
Description
Technical Field
The invention relates to the technical field of mineral separation, in particular to a separation process of mica, feldspar and quartz in tungsten-tin tailings.
Background
The tailings are directly discarded after valuable metals are recovered in the traditional metal mine, non-metal ore resources are not recovered, and non-metal ores such as mica, feldspar and quartz are very important building material raw materials. Neglecting non-metallic ore resources not only affects the economic benefits of enterprises and wastes mineral resources, but also greatly reduces the service life of a tailing pond and has serious harm to the environment, so that the separation process of mica, feldspar and quartz in tungsten tin tailings needs to be provided.
Disclosure of Invention
The invention aims to provide a separation process of mica, feldspar and quartz in tungsten tin tailings, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a separation process of mica, feldspar and quartz in tungsten tin tailings comprises the following specific processing steps:
s1: raw ore flotation: grinding raw ores, then performing mixed flotation, recovering copper, zinc and molybdenum, performing graded table reselection on flotation tailings to recover tungsten and tin, separating the mixed concentrates respectively to finally obtain copper concentrate, molybdenum concentrate, zinc concentrate, black tungsten concentrate, white tungsten concentrate and tin concentrate, and then collecting coarse sand parts of the gravity tailings;
s2: x-ray diffraction analysis of tailings: sampling, and analyzing chemical elements of the coarse sand part of the heavy tailings by utilizing X-ray diffraction to analyze that non-metallic minerals in the tailings are quartz, muscovite, plagioclase feldspar and potassium feldspar;
s3: roughly selecting mica, namely putting tailings into a separation tank, adding a proper amount of sulfuric acid as an activating agent, adjusting the pH value in the separation tank to be 3, adding a cationic collecting agent, fully mixing, standing, and performing mica flotation by using a flotation machine to obtain roughly-selected mica concentrate and roughly-selected tailings;
s4: performing mica scavenging, namely putting the rougher tailings into a scavenging pool, adding sulfuric acid, adjusting the pH value in the pool to be 3, adding a cationic collecting agent, fully mixing, standing, performing secondary scavenging on the rougher tailings by using a scavenging flotation machine to obtain scavenged mica concentrate and scavenged tailings, and combining and collecting the scavenged mica concentrate and the rougher mica concentrate;
s5: roughing feldspar, combining and collecting the roughing tailings and scavenging tailings obtained in the S3 and the S4, placing the combined and collected tailings and the scavenging tailings into a roughing pool, adding hydrofluoric acid to serve as a feldspar activating agent, adjusting the pH =3 in the pool, adding a proper amount of cationic collecting agent, fully mixing, standing, and roughing feldspar by using a flotation machine to obtain rough feldspar concentrate and roughing tailings;
s6: feldspar scavenging, namely putting the rougher tailings obtained in the step S5 into a scavenging pool, adding hydrofluoric acid and a proper amount of cationic collecting agent, fully mixing, standing, performing secondary feldspar scavenging on the rougher tailings by using a scavenging flotation machine to obtain feldspar concentrates and quartz concentrates, and combining and collecting the feldspar rougher concentrates and the feldspar concentrates obtained in the step S5 to separate the feldspar and the quartz;
s7: mica fine concentration, namely adding sulfuric acid and a proper amount of cation collecting agent into the combined rough mica concentrate and scavenging mica concentrate, and performing secondary mica fine concentration on the combined mixed ore by using a fine flotation machine to obtain mica concentrate;
s8: concentrating feldspar, adding hydrofluoric acid and a proper amount of cationic collecting agent into the combined rough feldspar concentrate and the feldspar concentrate, and performing secondary feldspar concentration on the combined mixed ore by using a concentration flotation machine to finally obtain feldspar concentrate and feldspar middling;
s9: grinding, namely grinding mica concentrate, feldspar middling and quartz concentrate by using a wet rod mill respectively, and dehydrating the ground minerals by using a filter press.
Preferably, the amount of the cationic collector added in the mica roughing is 200 g/(t tailings), the amount of the sulfuric acid is 4200-4800 g/(t tailings), and the flotation time for the mica roughing is 16-22min.
Preferably, the dosage of the cationic collecting agent added in the mica scavenging process is 100 g/(t tailings), the dosage of the sulfuric acid is 2100-2400 g/(t tailings), and the two scavenging times of the scavenging flotation machine in the mica scavenging process are 20-25min and 16-20min respectively.
Preferably, the dosage of the cationic collector added in the feldspar roughing process is 100 g/(t tailings), the dosage of the hydrofluoric acid is 3800-4200 g/(t tailings), and the flotation time in the feldspar roughing process is 16-22min.
Preferably, the dosage of the cationic collecting agent added in the feldspar scavenging process is 50 g/(t tailings), the dosage of hydrofluoric acid is 1900-2100 g/(t tailings), and the two scavenging times in the feldspar scavenging process are respectively 18-22min and 16-20min.
Preferably, in the step S2, in the sample analysis, the grain size of the sampled tailings is 0.074mm-0.15mm, the content of quartz separated from the tailings is 39.08%, the content of muscovite mica is 28.46%, and the content of feldspar is 30.18%.
Preferably, the cationic collector can be one of lauryl amine, octadecyl amine, mixed amine and cocoamine.
Preferably, in the S9 ore grinding step, the ore grinding concentration of the rod mill is controlled to be 45-65%, and the ore grinding time is controlled to be 40-65min.
The invention has the technical effects and advantages that: the invention relates to a separation process of mica, feldspar and quartz in tungsten-tin tailings, which can accurately and efficiently recycle valuable non-metallic substances of mica, feldspar and quartz in the tailings by arranging multistage flotation processes of mica roughing, mica scavenging, mica concentrating, feldspar roughing, feldspar scavenging, feldspar concentrating and the like, realizes the harvest of metal ores and non-metallic minerals, greatly improves the comprehensive utilization rate of resources, can effectively analyze the recovery value of the tailings before recovery by arranging X-ray diffraction analysis on the tailings, and effectively avoids resource waste.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a separation process of mica, feldspar and quartz in tungsten-tin tailings, which comprises the following specific processing steps:
s1: raw ore flotation: grinding raw ores, then performing mixed flotation, recovering copper, zinc and molybdenum, performing graded table reselection on flotation tailings to recover tungsten and tin, separating the mixed concentrates respectively to finally obtain copper concentrate, molybdenum concentrate, zinc concentrate, black tungsten concentrate, white tungsten concentrate and tin concentrate, and then collecting coarse sand parts of the gravity tailings;
s2: x-ray diffraction analysis of tailings: sampling, and analyzing chemical elements of the coarse sand part of the heavy tailings by utilizing X-ray diffraction to analyze that non-metallic minerals in the tailings are quartz, muscovite, plagioclase feldspar and potassium feldspar;
s3: roughly selecting mica, namely putting tailings into a separation tank, adding a proper amount of sulfuric acid as an activating agent, adjusting the pH value in the separation tank to be 3, adding a cationic collecting agent, fully mixing, standing, and performing mica flotation by using a flotation machine to obtain roughly-selected mica concentrate and roughly-selected tailings;
s4: performing mica scavenging, namely putting the rougher tailings into a scavenging pool, adding sulfuric acid, adjusting the pH value in the pool to be 3, adding a cationic collecting agent, fully mixing, standing, performing secondary scavenging on the rougher tailings by using a scavenging flotation machine to obtain scavenged mica concentrate and scavenged tailings, and combining and collecting the scavenged mica concentrate and the rougher mica concentrate;
s5: roughing feldspar, combining and collecting the roughing tailings and scavenging tailings obtained in the S3 and the S4, placing the combined and collected tailings and the scavenging tailings into a roughing pool, adding hydrofluoric acid to serve as a feldspar activating agent, adjusting the pH =3 in the pool, adding a proper amount of cationic collecting agent, fully mixing, standing, and roughing feldspar by using a flotation machine to obtain rough feldspar concentrate and roughing tailings;
s6: feldspar scavenging, namely putting the rougher tailings obtained in the step S5 into a scavenging pool, adding hydrofluoric acid and a proper amount of cationic collecting agent, fully mixing, standing, performing secondary feldspar scavenging on the rougher tailings by using a scavenging flotation machine to obtain feldspar concentrates and quartz concentrates, and combining and collecting the feldspar rougher concentrates and the feldspar concentrates obtained in the step S5 to separate the feldspar and the quartz;
s7: mica fine separation, namely adding sulfuric acid and a proper amount of cationic collecting agent into the combined rough separation mica concentrate and scavenging mica concentrate, and performing secondary mica fine separation on the combined mixed ore by using a fine separation flotation machine to obtain mica concentrate;
s8: concentrating feldspar, adding hydrofluoric acid and a proper amount of cationic collecting agent into the combined rough feldspar concentrate and the feldspar concentrate, and performing secondary feldspar concentration on the combined mixed ore by using a concentration flotation machine to finally obtain feldspar concentrate and feldspar middling;
s9: grinding, namely grinding mica concentrate, feldspar middling and quartz concentrate by using a wet rod mill respectively, and dehydrating the ground minerals by using a filter press.
In the first embodiment, the dosage of the cationic collector added in the mica rough flotation is 200 g/(t tailings), the dosage of sulfuric acid is 4200-4800 g/(t tailings), the flotation time in the mica rough flotation is 16-22min, the dosage of the cationic collector added in the mica flotation is 100 g/(t tailings), the dosage of sulfuric acid is 2100-2400 g/(t tailings), the two scavenging times of the mica scavenging flotation machine are 20-25min and 16-20min respectively, the dosage of the cationic collector added in the feldspar rough flotation is 100 g/(t tailings), the dosage of hydrofluoric acid is 3800-4200 g/(t tailings), and the flotation time in the feldspar rough flotation is 16-22min.
In the second embodiment, the dosage of the cationic collecting agent added in the feldspar sweeping process is 50 g/(t tailings), the dosage of hydrofluoric acid is 1900-2100 g/(t tailings), the time for two times of sweeping in the feldspar sweeping process is 18-22min and 16-20min respectively, in the sample analysis in the step S2, the particle size of the sampled tailings is 0.074mm-0.15mm, the content of quartz separated from the tailings is 39.08%, the content of muscovite mica is 28.46%, the content of feldspar is 30.18%, the cationic collecting agent can be selected from one of dodecylamine, octadecylamine, mixed amine and cocoamine, in the step S9 of grinding, the grinding concentration of a rod mill is controlled to be 45-65%, and the grinding time is controlled to be 40-65min.
In conclusion, according to the separation process of mica, feldspar and quartz in the tungsten-tin tailings, the valuable non-metallic substances of mica, feldspar and quartz in the tailings can be accurately and efficiently recycled through the multi-stage flotation processes of mica roughing, mica scavenging, mica concentrating, feldspar roughing, feldspar scavenging, feldspar concentrating and the like, the harvest of metal ores and non-metallic minerals is realized, the comprehensive utilization rate of resources is greatly improved, the tailings can be effectively analyzed before recycling through the X-ray diffraction analysis, and the resource waste is effectively avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the description of the specification.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A separation process of mica, feldspar and quartz in tungsten-tin tailings is characterized by comprising the following specific processing steps:
s1: raw ore flotation: grinding raw ores, then performing mixed flotation, recovering copper, zinc and molybdenum, performing graded table reselection on flotation tailings to recover tungsten and tin, separating the mixed concentrates respectively to finally obtain copper concentrate, molybdenum concentrate, zinc concentrate, black tungsten concentrate, white tungsten concentrate and tin concentrate, and then collecting coarse sand parts of the gravity tailings;
s2: x-ray diffraction analysis of tailings: sampling, and analyzing chemical elements of the coarse sand part of the heavy tailings by utilizing X-ray diffraction to analyze that non-metallic minerals in the tailings are quartz, muscovite, plagioclase feldspar and potassium feldspar;
s3: roughly selecting mica, namely putting tailings into a separation tank, adding a proper amount of sulfuric acid as an activating agent, adjusting the pH value in the separation tank to be 3, adding a cationic collecting agent, fully mixing, standing, and performing mica flotation by using a flotation machine to obtain roughly-selected mica concentrate and roughly-selected tailings;
s4: performing mica scavenging, namely putting the rougher tailings into a scavenging pool, adding sulfuric acid, adjusting the pH value in the pool to be 3, adding a cationic collecting agent, fully mixing, standing, performing secondary scavenging on the rougher tailings by using a scavenging flotation machine to obtain scavenged mica concentrate and scavenged tailings, and combining and collecting the scavenged mica concentrate and the rougher mica concentrate;
s5: roughing feldspar, combining and collecting the roughed tailings obtained in the step S3 and the scavenged tailings obtained in the step S4 and placing the roughed tailings and the scavenged tailings into a roughing pool, adding hydrofluoric acid to serve as a feldspar activator, adjusting the pH =3 in the pool, adding a proper amount of cationic collecting agent, fully mixing, standing, and roughing feldspar by using a flotation machine to obtain rough feldspar concentrate and roughed tailings;
s6: feldspar scavenging, namely putting the rougher tailings obtained in the step S5 into a scavenging pool, adding hydrofluoric acid and a proper amount of cationic collecting agent, fully mixing, standing, performing secondary feldspar scavenging on the rougher tailings by using a scavenging flotation machine to obtain feldspar concentrates and quartz concentrates, and combining and collecting the feldspar rougher concentrates and the feldspar concentrates obtained in the step S5 to separate the feldspar and the quartz;
s7: mica fine concentration, namely adding sulfuric acid and a proper amount of cation collecting agent into the combined rough mica concentrate and scavenging mica concentrate, and performing secondary mica fine concentration on the combined mixed ore by using a fine flotation machine to obtain mica concentrate;
s8: concentrating feldspar, namely adding hydrofluoric acid and a proper amount of cationic collecting agent into the combined rough feldspar concentrate and the feldspar concentrate, and performing secondary feldspar concentration on the combined mixed ore by using a concentration flotation machine to finally obtain feldspar concentrate and feldspar middling;
s9: grinding, namely grinding mica concentrate, feldspar middling and quartz concentrate by using a wet rod mill respectively, and dehydrating the ground minerals by using a filter press.
2. The process for separating mica, feldspar and quartz from tungsten-tin tailings according to claim 1, wherein the dosage of the cationic collecting agent added in the mica rough flotation process is 200 g/(t tailings), the dosage of sulfuric acid is 4200-4800 g/(t tailings), and the flotation time for the mica rough flotation process is 16-22min.
3. The process for separating mica, feldspar and quartz from tungsten-tin tailings as claimed in claim 1, wherein the dosage of the cationic collecting agent added in the mica scavenging process is 100 g/(t tailings), the dosage of the sulfuric acid is 2100-2400 g/(t tailings), and the two scavenging times of the mica scavenging flotation machine are 20-25min and 16-20min respectively.
4. The process for separating mica, feldspar and quartz from tungsten-tin tailings according to claim 1, wherein the dosage of the cationic collector added in the feldspar roughing process is 100 g/(t tailings), the dosage of hydrofluoric acid is 3800-4200 g/(t tailings), and the flotation time in the feldspar roughing process is 16-22min.
5. The process for separating mica, feldspar and quartz from tungsten-tin tailings as claimed in claim 1, wherein the dosage of the cationic collecting agent added in the feldspar scavenging process is 50 g/(t tailings), the dosage of the hydrofluoric acid is 1900-2100 g/(t tailings), and the scavenging time in the feldspar scavenging process is 18-22min and 16-20min respectively.
6. The process for separating mica, feldspar and quartz from tungsten-tin tailings according to claim 1, wherein in the step S2, the grain size of the tailings sampled is 0.074mm-0.15mm, the content of quartz separated from the tailings is 39.08%, the content of muscovite is 28.46% and the content of feldspar is 30.18%.
7. The process for separating mica, feldspar and quartz from tungsten-tin tailings as claimed in claim 1, wherein the cationic collector can be one of dodecylamine, octadecylamine, mixed amine and cocoamine.
8. The separation process of mica, feldspar and quartz in tungsten-tin tailings according to claim 1, wherein in the step of S9 ore grinding, the ore grinding concentration of a rod mill is controlled to be 45% -65%, and the ore grinding time is controlled to be 40-65min.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785362A (en) * | 2015-04-22 | 2015-07-22 | 江西旭锂矿业有限公司 | Method for optimizing feldspar and quartz in tantalum-niobium ores |
| CN110142133A (en) * | 2019-05-16 | 2019-08-20 | 辽宁万隆科技研发有限公司长沙分公司 | A method of recycling potassium feldspar and quartz from golden tailing |
| CN111389598A (en) * | 2020-04-03 | 2020-07-10 | 湖南有色金属研究院 | Method for recovering mica and feldspar quartz from rare metal ore dressing tailings |
| CN112317124A (en) * | 2020-10-22 | 2021-02-05 | 崇义章源钨业股份有限公司 | Method for recovering copper and mica minerals from tungsten-dressing tailings |
| CN114082521A (en) * | 2021-11-24 | 2022-02-25 | 贺州久源矿业有限公司 | Process for comprehensively recovering mica from granite weathered shell type potash feldspar |
| CN114247559A (en) * | 2021-12-20 | 2022-03-29 | 四川能投锂业有限公司 | Tailing-free ore dressing method for lithium ore recovery |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785362A (en) * | 2015-04-22 | 2015-07-22 | 江西旭锂矿业有限公司 | Method for optimizing feldspar and quartz in tantalum-niobium ores |
| CN110142133A (en) * | 2019-05-16 | 2019-08-20 | 辽宁万隆科技研发有限公司长沙分公司 | A method of recycling potassium feldspar and quartz from golden tailing |
| CN111389598A (en) * | 2020-04-03 | 2020-07-10 | 湖南有色金属研究院 | Method for recovering mica and feldspar quartz from rare metal ore dressing tailings |
| CN112317124A (en) * | 2020-10-22 | 2021-02-05 | 崇义章源钨业股份有限公司 | Method for recovering copper and mica minerals from tungsten-dressing tailings |
| CN114082521A (en) * | 2021-11-24 | 2022-02-25 | 贺州久源矿业有限公司 | Process for comprehensively recovering mica from granite weathered shell type potash feldspar |
| CN114247559A (en) * | 2021-12-20 | 2022-03-29 | 四川能投锂业有限公司 | Tailing-free ore dressing method for lithium ore recovery |
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