CN108940569B - Comprehensive utilization method of granite - Google Patents

Comprehensive utilization method of granite Download PDF

Info

Publication number
CN108940569B
CN108940569B CN201810745767.5A CN201810745767A CN108940569B CN 108940569 B CN108940569 B CN 108940569B CN 201810745767 A CN201810745767 A CN 201810745767A CN 108940569 B CN108940569 B CN 108940569B
Authority
CN
China
Prior art keywords
magnetic
fine
feldspar
grained
separation
Prior art date
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.)
Active
Application number
CN201810745767.5A
Other languages
Chinese (zh)
Other versions
CN108940569A (en
Inventor
李晓波
陈剑
熊淑华
邱廷省
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Qiaoxin New Energy Materials Co ltd
Original Assignee
Jiangxi University of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangxi University of Technology filed Critical Jiangxi University of Technology
Priority to CN201810745767.5A priority Critical patent/CN108940569B/en
Publication of CN108940569A publication Critical patent/CN108940569A/en
Application granted granted Critical
Publication of CN108940569B publication Critical patent/CN108940569B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B7/00Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
    • 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B1/00Conditioning for facilitating separation by altering physical properties of the matter to be treated
    • 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00General arrangement of separating plant, e.g. flow sheets

Landscapes

  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)

Abstract

The invention provides a comprehensive utilization method of granite, belonging to the technical field of mineral utilization. The method adopts a two-section crushing-screening closed flow, sand is manufactured by using a vertical impact crusher, a black mica is pre-separated by a strong magnetic roller type magnetic separator, a black quartz coarse ore, a high potassium feldspar ore and a potassium-sodium mixed ore are pre-separated by a color separator, and the separated products are respectively classified and physically purified, so that the obtained final product can meet the requirements of downstream industries. The whole production process adopts a physical method, does not need to add any chemical agent, does not generate any waste, and really achieves green production. The invention fully develops and utilizes various valuable components in granite, improves the comprehensive utilization rate of resources, greatly improves the added value of products, has remarkable social and economic benefits and has wide application prospect in the development and utilization of granite minerals.

Description

Comprehensive utilization method of granite
Technical Field
The invention relates to the technical field of mineral utilization, in particular to a comprehensive utilization method of granite.
Background
Granite is a landmark rock of continents and a foundation for forming a crust on the continents, so that the reserves of the granite are abundant, most of the granite is still in a state of waiting for development at present due to lack of effective development and utilization, and even if a small part of the granite is developed and utilized, the granite is only selectively cut and ground and used as a foundation stone of roads, a square brick or a step stone of buildings. The products not only have severe environment in the production process, but also have low quality, low price and low added value, cause serious resource waste and form hidden danger to the ecological environment.
Granite, although complex in composition, is mainly composed of quartz, orthoclase and microcline, and other impurity components: hornblende, tourmaline, mica, etc. The utilization and development of single quartz and feldspar minerals are relatively mature in domestic technology, and the research and report of the comprehensive utilization of granite as a mineral are fresh and smelly. The reason for this analysis may be that granite is only a mineral object, compared to quartz, SiO2Insufficient content of K compared with feldspar ore2O、Na2O and Al2O3The content is low, the content of impurities exceeds the standard, and the whiteness can not meet the requirements of downstream products. According to the characteristic that feldspar is the main mineral component, if the conventional method for purifying feldspar ore is adopted and mica is removed by flotation, the high mica content in granite causes high medicament cost and high environmental protection pressure. In addition, the separation of feldspar and quartz is difficult. Therefore, despite the abundant reserves, the domestic research on the comprehensive utilization of granite is still blank.
Quartz, feldspar and mica occupy very important positions in the whole non-metallic ore, the application of the quartz, the feldspar and the mica relates to a plurality of fields such as buildings, ceramics, electronics, aerospace and the like, and if the quartz, the feldspar and the mica in the granite can be effectively separated and respectively enter the respective fields to play advantages, the quartz, the feldspar and the mica are great things benefiting the nation and the people.
Disclosure of Invention
The invention aims to solve the technical problem of providing a comprehensive utilization method of granite, which can effectively separate quartz, feldspar and mica in granite and purify the quartz, the feldspar and the mica in the separation process so as to achieve the aim of comprehensive utilization.
The method specifically comprises the following steps:
(1) carrying out two-stage crushing-screening closed flow on granite to obtain granite particles of 1-4 mm and undersize of-1 mm;
(2) carrying out dry magnetic separation on granite particles with the particle size of 1-4 mm to obtain biotite and magnetic separation tailings;
(3) performing color separation on the magnetic separation tailings to obtain black quartz coarse ores, red feldspar coarse ores and white feldspar coarse ores;
(4) carrying out ore grinding-screening closed-loop flow and hydraulic classifier grading on the black quartz crude ore obtained by color separation in the step (3) by using a rod mill, controlling the granularity of the material to be 40-180 meshes, sequentially removing mechanical iron and strong magnetic minerals through a vertical ring strong magnetic machine, and removing weak magnetic minerals through a vertical ring strong magnetic machine to obtain black quartz concentrate, wherein the weak magnetic minerals and the strong magnetic minerals are combined into a magnetic mineral I;
(5) carrying out color separation on the red feldspar crude ore obtained in the step (3), grinding the red feldspar crude ore by using a ball mill, controlling the granularity of the material to be 60-120 meshes by using a hydraulic classifier and a hindered settler, and screening the material by using a high-frequency vibrating screen after overflow concentration of the hydraulic classifier, wherein the material on the screen is fine-grained mica I, and the material under the screen is fine-grained feldspar I; fine-grained mica I and fine-grained feldspar I are sequentially subjected to vertical ring magnetic separation by virtue of a vertical ring magnetic machine, mechanical iron, strong magnetic minerals, biotite, tourmaline and weak magnetic minerals mixed in the mineral processing process are respectively removed, products subjected to magnetic separation are concentrated, filtered by a belt filter and dried to obtain high-potassium feldspar concentrates, and all magnetic minerals obtained by magnetic separation are combined to form a magnetic mineral II;
(6) mixing the white feldspar coarse ore obtained by color separation in the step (3) and the minus 1mm undersize obtained in the step (1), grinding the mixture by a ball mill, controlling the granularity of the material to be 60-120 meshes by using a hydraulic classifier and a hindered settler, screening the material by a high-frequency vibrating screen after overflow concentration of the hydraulic classifier, wherein the material on the screen is fine-grained mica II, the undersize is fine-grained feldspar II, the fine-grained mica II and the fine-grained feldspar II are sequentially subjected to vertical ring magnetic machine-level magnetic separation, respectively removing mechanical iron, strong magnetic minerals, biotite, tourmaline and weak magnetic minerals mixed in the mineral processing process, filtering and drying the product subjected to magnetic separation by a concentration belt filter to obtain potassium-sodium mixed feldspar concentrate, and combining all the magnetic minerals obtained by magnetic separation to obtain a magnetic mineral III;
(7) merging the fine-grained mica I and the fine-grained feldspar I obtained in the step (5), the fine-grained mica II and the fine-grained feldspar II obtained in the step (6) and dust generated in the processes of crushing, screening, dry magnetic separation and color separation into fine-grained materials, mixing the fine-grained materials, adding water for slurry preparation, stirring and homogenizing through a stirring barrel, sequentially performing magnetic separation and purification by adopting a vertical ring medium magnetic separator, a vertical ring strong magnetic separator and a slurry type magnetic separator, concentrating a product after magnetic separation, performing filter pressing and drying by adopting a plate and frame filter press to obtain fine-grained feldspar concentrate, and merging all magnetic minerals obtained by magnetic separation into a magnetic mineral IV;
(8) and (3) combining the first magnetic separation mineral obtained in the step (4), the second magnetic separation mineral obtained in the step (5), the third magnetic separation mineral obtained in the step (6) and the fourth magnetic separation mineral obtained in the step (7), concentrating by adopting a concentrating hopper, dehydrating by using a vibrating screen, and stacking in a concentrating manner to be used as an ingredient for cement plants and brick factories.
Wherein, the dry type magnetic separation in the step (2) adopts a dry type roller magnetic separator, and the surface field intensity of the dry type roller magnetic separator is 11000 Gs.
And (4) setting the background field intensity of the vertical ring strong magnetic machine to be 1.5T.
And (5) and (6) adopting quartz balls and quartz lining plates for the ball mill, wherein the background field intensities of the vertical ring magnetic separation are 0.4T, 1.0T and 1.5T in sequence.
And (7) the magnetic field intensity of the vertical ring magnetic separator is 0.4T, the magnetic field intensity of the vertical ring magnetic separator is 1.3T, and the magnetic field intensity of the slurry type magnetic separator is 1.3T.
And (3) in the steps, overflowing in all concentration links, filtrate obtained after dehydration by a vibrating screen and other wastewater enter a thickener for concentration, overflowing water of the thickener is used as backwater, and the bottom flow of the thickener is subjected to filter pressing by a plate and frame filter press to be used as a batching product of cement and brick factories.
The technical scheme of the invention has the following beneficial effects:
the invention adopts the methods of two-section crushing-screening closed-circuit, vertical impact crusher sand making, dry magnetic separation and black mica separation, color separation and black quartz and high potassium feldspar separation, and multi-stage magnetic separation and respective purification to lead the granite minerals to achieve the purpose of comprehensive utilization, and the invention has the following characteristics:
1. after two-stage crushing, the vertical impact crusher is adopted to produce the sand, so that the granularity of the granite is in a required range, the granularity is relatively uniform, the grain shape is better, and the introduced mechanical pollution is less.
2. More than 90 percent of biotite is separated in advance by dry magnetic separation before color separation, so that obstacles are cleared away for subsequent color separation operation.
3. By utilizing secondary color separation, black quartz and high-potassium red feldspar with large color difference are separated, and mineral particles with small color difference are treated as potassium-sodium mixed ores.
4. The treatment mode of the biotite in the invention is as follows: the dry magnetic separation, the hydraulic classification and the vertical ring strong magnetic separation are carried out for three guarantees, and the mica in the feldspar can be thoroughly removed.
5. According to the invention, the feldspar grinding ore adopts the quartz balls and the quartz lining plate, so that the mechanical pollution is avoided, and the influence of the fine slag of the conventional high-alumina balls or medium-alumina balls on the subsequent ceramic processing is reduced.
6. The method separates fine-grained materials in the feldspar separately, combines the fine-grained materials, utilizes the gradient cooperation of magnetism and strong magnetism in the vertical ring magnetic separator, adopts the slurry magnetic separator to finally obtain high-quality fine-grained feldspar concentrates aiming at the characteristic of fine materials.
7. The mineral separation and purification methods adopted in the invention are physical methods, no waste gas is generated, dust and waste water of each operation are reasonably treated, the production environment is friendly, and green production is really realized.
The invention is not limited by production scale, and the valuable mineral components quartz, mica and feldspar in granite are separated and respectively purified, thereby achieving the purpose of comprehensive utilization.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description is given with reference to specific embodiments.
The invention provides a comprehensive utilization method of granite.
In the specific implementation process of the method, the steps are as follows:
1. crushing-sand making: roughly crushing granite by a jaw crusher, sieving by a linear vibrating screen, returning oversize products to be roughly crushed, feeding minus 3cm products under the screen into a cone crusher for fine crushing, sieving by the linear vibrating screen again, returning oversize products to be finely crushed, feeding fine ores under the screen, about (-1.3cm), into a vertical impact crusher, and sieving by the linear vibrating screen to obtain granite particles of 1-4 mm and minus 1mm undersize products. Carrying out dry magnetic separation on particles with the diameter of 1-4 mm; undersize of 1mm was treated as a fine fraction material.
2. Dry magnetic separation: granite particles with the thickness of 1-4 mm are uniformly fed to a dry roller type magnetic separator (the surface field intensity is 11000Gs) through a distributor, and flaky biotite is sorted out.
3. Color selection: and performing primary color separation on the dry magnetic separation tailings to obtain a black quartz mixed ore and a feldspar mixed ore, performing secondary color separation on the two mixed ores respectively, wherein concentrates obtained by the secondary color separation are respectively a black quartz coarse ore and a red feldspar coarse ore (hereinafter referred to as a high-potassium mineral) and tailings are combined to form a white feldspar coarse ore (hereinafter referred to as a potassium-sodium mixed ore).
4. Purifying black quartz: and (3) carrying out ore grinding-screening closed flow on the black quartz crude ore obtained by color separation by using a rod mill, returning and regrinding the oversize material, grading the undersize material by using a hydraulic classifier, controlling the particle size of the material to be 40-180 meshes, removing mechanical iron and strong magnetic minerals by sequentially passing through a vertical ring strong magnetic machine, removing weak magnetic minerals in the minerals by passing through a vertical ring strong magnetic machine (the background field intensity is 1.5T) to obtain black quartz concentrate, and combining the medium magnetic mineral and the strong magnetic mineral into the magnetic mineral 1.
5. Purifying the high-potassium feldspar: the high-potassium mineral obtained by color separation is ground by a ball mill (quartz balls and quartz lining plates are adopted), the granularity of the material is controlled between 60 and 120 meshes by a hydraulic classifier and a hindered settling vessel, the overflow of the hydraulic classifier is concentrated and then screened by a high-frequency vibrating screen, the material on the screen is fine-grained mica 1, and the material under the screen is fine-grained feldspar (hereinafter referred to as fine-grained feldspar 1). 60-120 mesh materials are sequentially subjected to magnetic separation by a vertical ring magnetic separator, the background field intensity is 0.4T, 1.0T and 1.5T, and mechanical iron and strong magnetic minerals, a small amount of biotite, tourmaline and Fe in the minerals, which are mixed in the mineral processing process, are respectively removed2O3And (3) when the weakly magnetic minerals are subjected to magnetic separation, concentrating the product subjected to magnetic separation, filtering the product by using a belt filter, and drying the product to obtain the high potassium feldspar concentrate. All the magnetic minerals are combined to become the magnetic mineral 2.
6. Purifying potassium-sodium mixed ore: mixing potassium-sodium mixed mineral obtained by color separation with-1 mm sieve material of a crushing sand making section, grinding the mineral by a ball mill (adopting quartz balls and quartz lining plates), controlling the material granularity between 60 and 120 meshes by a hydraulic classifier and a hindered settling device, and screening the material on the sieve by a high-frequency vibrating screen after the overflow concentration of the hydraulic classifierThe particle grade mica 2 is fine-grade feldspar (hereinafter referred to as fine-grade feldspar 2) under the screen. 60-120 mesh materials are sequentially subjected to magnetic separation by a vertical ring magnetic separator, the background field intensity is 0.4T, 1.0T and 1.5T, and mechanical iron and strong magnetic minerals, a small amount of biotite, tourmaline and Fe in the minerals, which are mixed in the mineral processing process, are respectively removed2O3And (3) when the magnetic mineral is weakly magnetic, concentrating the product after magnetic separation, filtering the product by using a belt filter, and drying the product to obtain the potassium-sodium mixed feldspar concentrate. All the magnetic minerals are combined to become the magnetic mineral 3.
7. And (3) purifying fine-fraction materials: the fine-fraction material comprises a fine-fraction material 1 generated in the process of purifying the high-potassium material, a fine-fraction material 2 generated in the process of purifying the potassium-sodium mixed ore, and dust generated in the processes of crushing, screening, dry magnetic separation and color separation. Mixing the materials, adding water to prepare slurry, stirring and homogenizing by a stirring barrel, carrying out magnetic separation and purification by sequentially adopting a vertical ring medium magnetic separator (0.4T), a vertical ring strong magnetic separator (1.3T) and a slurry type magnetic separator (1.3T), and carrying out filter pressing and drying on the concentrated product by adopting a plate and frame filter press to obtain the fine-grained feldspar concentrate. All the magnetic minerals are combined to become the magnetic mineral 4.
8. And (3) processing of magnetic minerals: the magnetic minerals are mainly obtained in the magnetic separation section in the purification process of the four materials, mainly comprise mechanical iron introduced in the processing process, strong magnetic minerals in the minerals, tourmaline, mica and other weak magnetic minerals, the minerals are concentrated by a concentration hopper after being gathered, and are subjected to dehydration by a vibrating screen and concentrated stacking, and the product can be used as a batching material in cement plants and brick factories.
9. In the process, overflow of all concentration links, filtrate and other wastewater after dehydration by a vibrating screen enter a thickener for concentration, overflow water of the thickener is used as return water, and the bottom flow of the thickener is filter-pressed by a plate and frame filter press to be used as a batching product of cement and brickyard.
The method of the invention is used for researching a certain granite, and the contents and the purposes of the main components of the obtained product are as follows:
while the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (5)

1. A comprehensive utilization method of granite is characterized in that: the method comprises the following steps:
(1) carrying out two-stage crushing-screening closed flow on granite to obtain granite particles of 1-4 mm and undersize of-1 mm;
(2) carrying out dry magnetic separation on granite particles with the particle size of 1-4 mm to obtain biotite and magnetic separation tailings;
(3) performing color separation on the magnetic separation tailings to obtain black quartz coarse ores, red feldspar coarse ores and white feldspar coarse ores;
(4) carrying out ore grinding-screening closed-loop flow and hydraulic classifier grading on the black quartz crude ore obtained by color separation in the step (3) by using a rod mill, controlling the granularity of the material to be 40-180 meshes, sequentially removing mechanical iron and strong magnetic minerals through a vertical ring strong magnetic machine, and removing weak magnetic minerals through a vertical ring strong magnetic machine to obtain black quartz concentrate, wherein the weak magnetic minerals and the strong magnetic minerals are combined into a magnetic mineral I;
(5) carrying out color separation on the red feldspar crude ore obtained in the step (3), grinding the red feldspar crude ore by using a ball mill, controlling the granularity of the material to be 60-120 meshes by using a hydraulic classifier and a hindered settler, and screening the material by using a high-frequency vibrating screen after overflow concentration of the hydraulic classifier, wherein the material on the screen is fine-grained mica I, and the material under the screen is fine-grained feldspar I; fine-grained mica I and fine-grained feldspar I are sequentially subjected to vertical ring magnetic separation by virtue of a vertical ring magnetic machine, mechanical iron, strong magnetic minerals, biotite, tourmaline and weak magnetic minerals mixed in the mineral processing process are respectively removed, products subjected to magnetic separation are concentrated, filtered by a belt filter and dried to obtain high-potassium feldspar concentrates, and all magnetic minerals obtained by magnetic separation are combined to form a magnetic mineral II;
(6) mixing the white feldspar coarse ore obtained by color separation in the step (3) and the minus 1mm undersize obtained in the step (1), grinding the mixture by a ball mill, controlling the granularity of the material to be 60-120 meshes by using a hydraulic classifier and a hindered settler, screening the material by a high-frequency vibrating screen after overflow concentration of the hydraulic classifier, wherein the material on the screen is fine-grained mica II, the undersize is fine-grained feldspar II, the fine-grained mica II and the fine-grained feldspar II are sequentially subjected to vertical ring magnetic machine-level magnetic separation, respectively removing mechanical iron, strong magnetic minerals, biotite, tourmaline and weak magnetic minerals mixed in the mineral processing process, filtering and drying the product subjected to magnetic separation by a concentration belt filter to obtain potassium-sodium mixed feldspar concentrate, and combining all the magnetic minerals obtained by magnetic separation to obtain a magnetic mineral III;
(7) merging the fine-grained mica I and the fine-grained feldspar I obtained in the step (5), the fine-grained mica II and the fine-grained feldspar II obtained in the step (6) and dust generated in the processes of crushing, screening, dry magnetic separation and color separation into fine-grained materials, mixing the fine-grained materials, adding water for slurry preparation, stirring and homogenizing through a stirring barrel, sequentially performing magnetic separation and purification by adopting a vertical ring medium magnetic separator, a vertical ring strong magnetic separator and a slurry type magnetic separator, concentrating a product after magnetic separation, performing filter pressing and drying by adopting a plate and frame filter press to obtain fine-grained feldspar concentrate, and merging all magnetic minerals obtained by magnetic separation into a magnetic mineral IV;
(8) and (3) combining the first magnetic separation mineral obtained in the step (4), the second magnetic separation mineral obtained in the step (5), the third magnetic separation mineral obtained in the step (6) and the fourth magnetic separation mineral obtained in the step (7), concentrating by adopting a concentrating hopper, dehydrating by using a vibrating screen, and stacking in a concentrating manner to be used as an ingredient for cement plants and brick factories.
2. The comprehensive utilization method of granite according to claim 1, characterized in that: and (3) adopting a dry roller type magnetic separator for dry magnetic separation in the step (2), wherein the surface field intensity of the dry roller type magnetic separator is 11000 Gs.
3. The comprehensive utilization method of granite according to claim 1, characterized in that: and (4) the background field intensity of the neutral ring strong magnetic machine in the step (4) is 1.5T.
4. The comprehensive utilization method of granite according to claim 1, characterized in that: and (4) in the step (5) and the step (6), quartz balls and quartz lining plates are adopted by the ball mill, and the background field intensity of vertical ring magnetic separation is 0.4T, 1.0T and 1.5T in sequence.
5. The comprehensive utilization method of granite according to claim 1, characterized in that: in the step (7), the magnetic field intensity of the vertical ring magnetic separator is 0.4T, the magnetic field intensity of the vertical ring magnetic separator is 1.3T, and the magnetic field intensity of the slurry type magnetic separator is 1.3T.
CN201810745767.5A 2018-07-09 2018-07-09 Comprehensive utilization method of granite Active CN108940569B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810745767.5A CN108940569B (en) 2018-07-09 2018-07-09 Comprehensive utilization method of granite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810745767.5A CN108940569B (en) 2018-07-09 2018-07-09 Comprehensive utilization method of granite

Publications (2)

Publication Number Publication Date
CN108940569A CN108940569A (en) 2018-12-07
CN108940569B true CN108940569B (en) 2019-12-31

Family

ID=64482478

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810745767.5A Active CN108940569B (en) 2018-07-09 2018-07-09 Comprehensive utilization method of granite

Country Status (1)

Country Link
CN (1) CN108940569B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109622210B (en) * 2018-12-27 2021-02-05 中建材蚌埠玻璃工业设计研究院有限公司 Method for purifying weathered potash feldspar ore in grading grade
CN110038719A (en) * 2019-04-22 2019-07-23 赣州金环磁选设备有限公司 A kind of beneficiation method of electrical stone ore comprehensive utilization
CN110639692A (en) * 2019-09-27 2020-01-03 中国地质科学院郑州矿产综合利用研究所 Method for preparing powder from granite pegmatite by coarse grain separation and dry method
CN110606753A (en) * 2019-10-18 2019-12-24 内蒙古华宸再生资源科技有限公司 Method for producing ceramic raw material based on physical purification technology and product
CN110694788B (en) * 2019-10-30 2021-11-05 中蓝长化工程科技有限公司 Beneficiation method for high-calcium-magnesium type low-grade spodumene ore
CN110976471B (en) * 2019-11-05 2021-11-02 邵帅 Novel saw mud waste treatment method
CN110898955A (en) * 2019-11-06 2020-03-24 乐山市南联环资科技有限责任公司 Process for producing feed additive by using feldspar tailings
CN111689767A (en) * 2020-06-11 2020-09-22 内蒙古华宸再生资源科技有限公司 Method for producing functional material based on granite, product and application
CN113087546B (en) * 2021-04-02 2022-12-13 陕西科技大学 Iron-based artistic black glaze and preparation method thereof
CN114082521B (en) * 2021-11-24 2022-08-09 贺州久源矿业有限公司 Process for comprehensively recovering mica from granite weathered shell type potash feldspar

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56130238A (en) * 1980-03-17 1981-10-13 Hiroshi Nakamura Method for dressing feldspar concentrate from weathered granite
CN104785506A (en) * 2015-04-30 2015-07-22 黄顺昌 Method for recovering and processing waste granite materials into ceramic tile raw material
CN107721386A (en) * 2017-10-20 2018-02-23 广西烽顺新材料有限公司 The method that Production of Ceramics raw material is prepared using granite waste material
CN107840640A (en) * 2017-10-20 2018-03-27 广西烽顺新材料有限公司 Utilize the method for granite waste material production ceramics
CN108057513A (en) * 2017-12-20 2018-05-22 江西九岭新能源有限公司 The method that the barren rock of giant granite containing lithium extracts potassium feldspar concentrate and zinnwaldite concentrate

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7478771B2 (en) * 2005-08-03 2009-01-20 Vulcan Materials Company Methods for recrushing rocks and removing fines therefrom

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56130238A (en) * 1980-03-17 1981-10-13 Hiroshi Nakamura Method for dressing feldspar concentrate from weathered granite
CN104785506A (en) * 2015-04-30 2015-07-22 黄顺昌 Method for recovering and processing waste granite materials into ceramic tile raw material
CN107721386A (en) * 2017-10-20 2018-02-23 广西烽顺新材料有限公司 The method that Production of Ceramics raw material is prepared using granite waste material
CN107840640A (en) * 2017-10-20 2018-03-27 广西烽顺新材料有限公司 Utilize the method for granite waste material production ceramics
CN108057513A (en) * 2017-12-20 2018-05-22 江西九岭新能源有限公司 The method that the barren rock of giant granite containing lithium extracts potassium feldspar concentrate and zinnwaldite concentrate

Also Published As

Publication number Publication date
CN108940569A (en) 2018-12-07

Similar Documents

Publication Publication Date Title
CN108940569B (en) Comprehensive utilization method of granite
CN106000622B (en) A kind of color of quartzite production glass sand-magnetic separation joint dressing method
CN110201791B (en) Comprehensive utilization method of sandy kaolin tailings containing tourmaline, muscovite and quartz sand
CN110270432B (en) Method for removing non-calcareous mineral impurities in carbide slag
CN109894257A (en) A kind of method of comprehensive utilization of spodumene ore dressing
CN109622210B (en) Method for purifying weathered potash feldspar ore in grading grade
CN111686927B (en) Resource utilization method of tungsten ore waste rock and tungsten tailings
CN102357400A (en) Method for processing low-grade kaolinite ore
CN102631979A (en) Magnetic ore dressing method of high-quality feldspar ore
CN109894268B (en) Beneficiation method for tailing discarding and refining of wolframite
CN104384020A (en) Depth-induced crushing mineral separation technology of super-lean magnetic iron ore
CN110624686A (en) Magnetite beneficiation process capable of fully releasing mill capacity
CN106583051B (en) Method for full-sludge flotation co-enrichment recovery of lithium niobium tantalum multi-metal resources
RU2601884C1 (en) Method of dressing and processing iron ore
CN114160300B (en) Combined beneficiation and purification method for kaolin ore or kaolin tailings
CN112844814B (en) Comprehensive utilization method of granite type stone plate saw mud tailings containing iron, feldspar and quartz
CN114405659A (en) Process method for producing ceramic material based on granite machine-made sand tailings
CN110498624B (en) Method for preparing cement iron correction material from iron tailings in full-grain level
CN111375482B (en) Method for grading and sorting silico-calcic phosphate ore
CN108940576B (en) Low-cost potassium-sodalite production method
RU2290999C2 (en) Method for concentration of iron ores
CN112371305B (en) Mixed soil mixing-grinding magnetic separation process
CN108704761A (en) A method of preparing plank quartz using beach quartz sand
CN111375485B (en) Phosphate ore washing and grading separation method
RU2751185C1 (en) Method for increasing quality of magnetite concentrates

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240315

Address after: 362000, No. 6 Nanbei Avenue, Guanqiao Park, Quanzhou Economic and Technological Development Zone, Guanqiao Town, Nan'an City, Quanzhou City, Fujian Province

Patentee after: Fujian Qiaoxin New Energy Materials Co.,Ltd.

Country or region after: China

Address before: 341000, Jiangxi University of Science and Technology, 86 Hongqi Avenue, Jiangxi, Ganzhou

Patentee before: Jiangxi University of Science and Technology

Country or region before: China