CN109179435B - Potash feldspar iron removal concentration method - Google Patents
Potash feldspar iron removal concentration method Download PDFInfo
- Publication number
- CN109179435B CN109179435B CN201811015598.6A CN201811015598A CN109179435B CN 109179435 B CN109179435 B CN 109179435B CN 201811015598 A CN201811015598 A CN 201811015598A CN 109179435 B CN109179435 B CN 109179435B
- Authority
- CN
- China
- Prior art keywords
- potassium feldspar
- treatment
- pressure
- magnetic separation
- mixing
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
-
- 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
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
Abstract
The invention belongs to the technical field of comprehensive utilization of mineral resources, and particularly discloses a method for removing iron and concentrating potassium feldspar. The method for removing iron and concentrating potassium feldspar comprises the following steps: (1) ore washing treatment: carrying out ore washing treatment through a spiral chute; (2) carrying out primary magnetic separation treatment; (3) performing primary ball milling treatment; (4) carrying out primary high-pressure treatment; (5) carrying out secondary magnetic separation treatment; (6) performing secondary ball milling treatment; (7) secondary high-pressure treatment; (8) carrying out magnetic separation for three times; (9) and (5) drying. The method for removing iron and selecting potassium feldspar of the invention combines various iron removal technologies, can effectively remove iron impurities in the potassium feldspar, and the selected potassium feldspar has high whiteness.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of comprehensive utilization of mineral resources, in particular to a method for removing iron and concentrating potassium feldspar.
[ background of the invention ]
Feldspar is an important industrial mineral and is mainly used as a production raw material of ceramics and glass. The consumption of feldspar in glass industry is 50-60% of the total consumption of feldspar, the consumption of feldspar in ceramic industry is 30% of the total consumption of feldspar, and in addition, potassium feldspar is also applied to the industries of chemical industry, grinding tool and grinding material, glass fiber, welding electrode production and the like. In the production of white glass, iron in the raw materials can have an adverse effect on the transmittance and color of the glass; in the production of ceramics, iron tends to cause black spots, craters and craters on the surface of the product. Therefore, the iron content becomes an important technical index for measuring the quality of the potassium feldspar.
At present, the low-iron potassium feldspar which can be directly utilized in China is few in resources, the potassium feldspar which is high in iron content and cannot be utilized without iron removal is many, and therefore the low-iron potassium feldspar can meet the industrial use standard after being treated by the iron removal process. The existing potassium feldspar iron removal technology comprises a flotation method, a magnetic separation method, an acid leaching method and the like, but a single iron removal method cannot effectively remove iron impurities in the potassium feldspar, and the whiteness of the carefully-selected potassium feldspar is not high.
[ summary of the invention ]
The invention aims to: aiming at the problems, the method for removing iron and concentrating potassium feldspar is provided. The method for removing iron and selecting potassium feldspar of the invention combines various iron removal technologies, can effectively remove iron impurities in the potassium feldspar, and the selected potassium feldspar has high whiteness.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a potash feldspar iron removal concentration method comprises the following steps:
(1) ore washing treatment: crushing the potassium feldspar crude ore for one time until the granularity is 1-3cm, performing ore washing treatment through a spiral chute, removing sludge and dehydrating;
(2) primary magnetic separation treatment: carrying out magnetic separation on the washed potassium feldspar through first electromagnetic ore dressing equipment;
(3) primary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the primary magnetic separation treatment through a first ball mill until the particle size is 30-50 meshes, so as to obtain potassium feldspar particles;
(4) primary high-pressure treatment: mixing the potassium feldspar particles, water and the first trapping agent, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 5-10MPa, heating the mixture to 55-60 ℃, starting a stirring rod to stir for 40-50min, continuously introducing the carbon dioxide in the stirring process to keep the pressure of the high-pressure reactor at 5-10MPa, and performing vacuum filtration after stirring is completed; the first catching agent is mainly prepared from petroleum sodium sulfonate, oleic acid triethanolamine salt, dibutyl naphthalene sodium sulfonate and linoleic acid according to the mass ratio of 6-9:2-4: 3-5: 1-3, mixing;
(5) secondary magnetic separation treatment: carrying out magnetic separation on the potassium feldspar particles subjected to the primary high-pressure treatment through second electromagnetic ore dressing equipment;
(6) secondary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the secondary magnetic separation treatment by using a second ball mill until the particle size is 100-mesh and 120-mesh to obtain potassium feldspar particles;
(7) secondary high-pressure treatment: mixing the potassium feldspar particles, water and a second trapping agent, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 10-15MPa, heating the mixture to 55-60 ℃, starting a stirring rod to stir for 30-40min, continuously introducing the carbon dioxide during stirring to keep the pressure of the high-pressure reactor at 10-15MPa, and performing vacuum filtration after stirring is completed; the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and sodium petroleum sulfonate according to the mass ratio of 5-10:3-6: 1-5;
(8) and (3) magnetic separation treatment for the third time: carrying out magnetic separation on the potassium feldspar particles subjected to secondary high-pressure treatment through third electromagnetic ore dressing equipment;
(9) and (3) drying: and (3) drying the potassium feldspar particles treated by the sulfuric acid at the temperature of 100-110 ℃ to obtain the potassium feldspar concentrate.
Further, in the step (1), the magnetic field intensity of the first electromagnetic ore dressing equipment is 0.5-0.8T, and the rotating speed is 80-100 r/min.
Further, in the step (4), the mixing ratio of the potassium feldspar particles, water and the first catching agent is 1Kg:5-8Kg:0.55-0.65g, and the first catching agent is mainly prepared from petroleum sodium sulfonate, triethanolamine oleate, sodium dibutylnaphthalene sulfonate and linoleic acid according to the mass ratio of 8:3: 4: 2, mixing the components.
Further, in the step (5), the magnetic field intensity of the first electromagnetic ore dressing equipment is 0.8-1.2T, and the rotating speed is 100-.
Further, in the step (7), the potassium feldspar particles, the water and the second catching agent are mixed according to the mixing ratio of 1Kg to 10-15Kg to 0.5-0.8g, and the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and petroleum sodium sulfonate according to the mass ratio of 9:5: 3.
Further, in the step (8), the magnetic field intensity of the first electromagnetic ore dressing equipment is 1.0-1.2T, and the rotating speed is 70-80 r/min.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
(1) the whiteness of the potash feldspar obtained by the selection is over 80 percent, and the iron content is lower than 0.07 percent. Firstly, removing easily eluted argillaceous impurities through ore washing so as to improve the whiteness of raw ore, avoid the influence of the argillaceous impurities on the subsequent high-pressure treatment process and improve the iron removal effect; secondly, through two processing cycles: the potassium feldspar is subjected to iron removal and concentration step by step through magnetic separation treatment, ball milling treatment and high-pressure treatment, and finally, the third magnetic separation treatment is carried out, so that the iron content of the potassium feldspar is effectively reduced; the particle size of the potassium feldspar is reduced from large to small through crushing treatment and two ball milling treatments, the method is suitable for treatment methods in different stages, magnetic field intensity of three-time magnetic separation treatment is gradually reduced from weak to strong, magnetic impurities in the potassium feldspar are gradually absorbed, a first capturing agent used in the first high-pressure treatment is capable of effectively absorbing iron-containing alkali metal silicates such as tourmaline, garnet and amphibole in the potassium feldspar under high-pressure and weak-acid environments formed by carbon dioxide, and a second capturing agent used in the second high-pressure treatment is also capable of effectively absorbing mica, hematite and pyrite in the potassium feldspar under high-pressure and weak-acid environments formed by carbon dioxide.
(2) The first catching agent is prepared by matching petroleum sodium sulfonate, oleic acid triethanol ammonium salt, dibutyl naphthalene sodium sulfonate and linoleic acid, the four components have a synergistic effect, the iron content of the potassium feldspar treated by the catching agent is reduced by 8.42-16.47% compared with the iron content of the potassium feldspar treated by only petroleum sodium sulfonate, oleic acid triethanol ammonium salt, dibutyl naphthalene sodium sulfonate or linoleic acid, and the whiteness is improved by 6.4-11.5%.
(3) The second catching agent is prepared by matching laurylamine, sodium dodecyl sulfate and sodium petroleum sulfonate, the three components are matched with each other to generate a synergistic effect, the iron content of the potassium feldspar treated by the catching agent is reduced by 7.48-10.56% compared with the iron content of the potassium feldspar treated by only sodium petroleum sulfonate, triethanolamine oleate, sodium dibutyl naphthalene sulfonate or linoleic acid, and the whiteness is improved by 6.1-9.2%.
(4) When the capture agent is adopted for adsorption treatment, the high-pressure and weak-acid environments are formed by introducing carbon dioxide, the adsorption effect of the capture agent is enhanced, so that the iron removal effect is improved, and compared with the potassium feldspar treated only by adopting the capture agent, the iron content of the potassium feldspar treated by adopting the capture agent under the assistance of the high-pressure and weak-acid environment formed by the carbon dioxide is reduced by 8.33-9.51%.
[ detailed description ] embodiments
The invention will now be further described with reference to specific examples.
Example 1
In this embodiment, a method for removing iron and concentrating potassium feldspar comprises the following steps:
(1) ore washing treatment: crushing the potassium feldspar crude ore for one time until the granularity is 1cm, performing ore washing treatment through a spiral chute, removing sludge and dehydrating;
(2) primary magnetic separation treatment: carrying out magnetic separation on the washed potassium feldspar through first electromagnetic ore dressing equipment at the magnetic field intensity of 0.5T and the rotating speed of 80 r/min;
(3) primary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the primary magnetic separation treatment through a first ball mill until the particle size is 30 meshes, so as to obtain potassium feldspar particles;
(4) primary high-pressure treatment: mixing the potassium feldspar particles, water and a first trapping agent according to the proportion of 1Kg to 5Kg to 0.55g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 5MPa, heating to 55 ℃, starting a stirring rod to stir for 40min, continuously filling the carbon dioxide in the stirring process to keep the pressure of the high-pressure reactor at 5MPa, and performing vacuum filtration after stirring is finished; the first catching agent is mainly prepared from petroleum sodium sulfonate, oleic acid triethanolamine salt, dibutyl naphthalene sodium sulfonate and linoleic acid according to the mass ratio of 6:2: 3:1, mixing to obtain the product;
(5) secondary magnetic separation treatment: the potassium feldspar particles after the primary high-pressure treatment are subjected to magnetic separation by second electromagnetic ore separation equipment at the magnetic field intensity of 0.8T and the rotating speed of 100 r/min;
(6) secondary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the secondary magnetic separation treatment by using a second ball mill until the particle size is 100-mesh and 120-mesh to obtain potassium feldspar particles;
(7) secondary high-pressure treatment: mixing the potassium feldspar particles, water and a second trapping agent according to the proportion of 1Kg to 10Kg to 0.5g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 10MPa, heating the mixture to 55 ℃, starting a stirring rod to stir for 30min, continuously filling the carbon dioxide during stirring to keep the pressure of the high-pressure reactor at 10MPa, and performing vacuum filtration after stirring is finished; the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and petroleum sodium sulfonate according to the mass ratio of 5:3: 1;
(8) and (3) magnetic separation treatment for the third time: carrying out magnetic separation on the potassium feldspar particles subjected to secondary high-pressure treatment by using third electromagnetic ore dressing equipment at the magnetic field intensity of 1.0T and the rotating speed of 70 r/min;
(9) and (3) drying: and (3) drying the potassium feldspar particles treated by the sulfuric acid at the temperature of 100 ℃ to obtain potassium feldspar concentrate.
Example 2
In this embodiment, a method for removing iron and concentrating potassium feldspar comprises the following steps:
(1) ore washing treatment: crushing the potassium feldspar crude ore for one time until the granularity is 2cm, performing ore washing treatment through a spiral chute, removing sludge and dehydrating;
(2) primary magnetic separation treatment: carrying out magnetic separation on the washed potassium feldspar through first electromagnetic ore dressing equipment at the magnetic field intensity of 0.7T and the rotating speed of 90 r/min;
(3) primary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the primary magnetic separation treatment through a first ball mill until the particle size is 40 meshes, so as to obtain potassium feldspar particles;
(4) primary high-pressure treatment: mixing the potassium feldspar particles, water and a first trapping agent according to the proportion of 1Kg to 7Kg to 0.6g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 5-10MPa, heating to 58 ℃, starting a stirring rod to stir for 45min, continuously introducing the carbon dioxide during stirring to keep the pressure of the high-pressure reactor at 8MPa, and performing vacuum filtration after stirring is completed; the first catching agent is mainly prepared from petroleum sodium sulfonate, oleic acid triethanolamine salt, dibutyl naphthalene sodium sulfonate and linoleic acid according to a mass ratio of 8:3: 4: 2, mixing to obtain the finished product;
(5) secondary magnetic separation treatment: carrying out magnetic separation on the potassium feldspar particles subjected to the primary high-pressure treatment through second electromagnetic ore separation equipment at the magnetic field intensity of 1.0T and the rotating speed of 105 r/min;
(6) secondary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the secondary magnetic separation treatment by using a second ball mill until the particle size is 110 meshes, so as to obtain potassium feldspar particles;
(7) secondary high-pressure treatment: mixing the potassium feldspar particles, water and a second trapping agent according to the proportion of 1Kg to 13Kg to 0.6g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 13MPa, heating the mixture to 58 ℃, starting a stirring rod to stir for 30 to 40min, continuously introducing the carbon dioxide during stirring to keep the pressure of the high-pressure reactor at 13MPa, and performing vacuum filtration after stirring is finished; the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and sodium petroleum sulfonate according to the mass ratio of 9:5: 3;
(8) and (3) magnetic separation treatment for the third time: carrying out magnetic separation on the potassium feldspar particles subjected to secondary high-pressure treatment by using third electromagnetic ore dressing equipment at the magnetic field intensity of 1.1T and the rotating speed of 75 r/min;
(9) and (3) drying: and (3) drying the potassium feldspar particles treated by the sulfuric acid at 105 ℃ to obtain potassium feldspar concentrate.
Example 3
In this embodiment, a method for removing iron and concentrating potassium feldspar comprises the following steps:
(1) ore washing treatment: crushing the potassium feldspar crude ore for one time until the granularity is 3cm, performing ore washing treatment through a spiral chute, removing sludge and dehydrating;
(2) primary magnetic separation treatment: carrying out magnetic separation on the washed potassium feldspar through first electromagnetic ore dressing equipment at the magnetic field intensity of 0.8T and the rotating speed of 100 r/min;
(3) primary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the primary magnetic separation treatment through a first ball mill until the particle size is 50 meshes, so as to obtain potassium feldspar particles;
(4) primary high-pressure treatment: mixing the potassium feldspar particles, water and a first trapping agent according to the proportion of 1Kg to 8Kg to 0.65g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 10MPa, heating to 60 ℃, starting a stirring rod to stir for 50min, continuously filling the carbon dioxide in the stirring process to keep the pressure of the high-pressure reactor at 10MPa, and performing vacuum filtration after stirring is completed; the first catching agent is mainly prepared from petroleum sodium sulfonate, oleic acid triethanolamine salt, dibutyl naphthalene sodium sulfonate and linoleic acid according to a mass ratio of 9:4: 5:3, mixing to obtain the finished product;
(5) secondary magnetic separation treatment: carrying out magnetic separation on the potassium feldspar particles subjected to the primary high-pressure treatment through second electromagnetic ore separation equipment at the magnetic field intensity of 1.2T and the rotating speed of 110 r/min;
(6) secondary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the secondary magnetic separation treatment by using a second ball mill until the particle size is 120 meshes, so as to obtain potassium feldspar particles;
(7) secondary high-pressure treatment: mixing the potassium feldspar particles, water and a second trapping agent according to the proportion of 1Kg to 15Kg to 0.8g, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99 percent until the pressure of the high-pressure reactor is 15MPa, heating the mixture to 60 ℃, starting a stirring rod to stir for 40min, continuously filling the carbon dioxide in the stirring process to keep the pressure of the high-pressure reactor at 15MPa, and performing vacuum filtration after stirring is finished; the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and petroleum sodium sulfonate according to the mass ratio of 10:6: 5;
(8) and (3) magnetic separation treatment for the third time: carrying out magnetic separation on the potassium feldspar particles subjected to secondary high-pressure treatment by using third electromagnetic ore dressing equipment at the magnetic field intensity of 1.2T and the rotating speed of 80 r/min;
(9) and (3) drying: and (3) drying the potassium feldspar particles treated by the sulfuric acid at 110 ℃ to obtain potassium feldspar concentrate.
Effect verification: the iron content and whiteness of the potash feldspar ore concentrate of each example are measured, and the results are shown in table 1:
TABLE 1 iron content and whiteness of each group of potash feldspar ore concentrates
| Group of | Example 1 | Example 2 | Example 3 |
| Iron content (%) | 0.058 | 0.061 | 0.55 |
| Whiteness (1180 ℃ C.,%) | 81.4 | 80.8 | 81.7 |
As can be seen from the table 1, the whiteness of the potassium feldspar obtained by impurity removal is over 80%, the iron content is lower than 0.07%, and the whiteness of the potassium feldspar obtained by impurity removal through the existing pure physical method is less than 70%.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (3)
1. A potash feldspar iron removal concentration method is characterized by comprising the following steps:
(1) ore washing treatment: crushing the potassium feldspar crude ore for one time until the granularity is 1-3cm, performing ore washing treatment through a spiral chute, removing sludge and dehydrating;
(2) primary magnetic separation treatment: carrying out magnetic separation on the washed potassium feldspar through first electromagnetic ore dressing equipment; the magnetic field intensity of the first electromagnetic ore dressing equipment is 0.5-0.8T, and the rotating speed is 80-100 r/min;
(3) primary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the primary magnetic separation treatment through a first ball mill until the particle size is 30-50 meshes, so as to obtain potassium feldspar particles;
(4) primary high-pressure treatment: mixing the potassium feldspar particles, water and the first trapping agent, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 5-10MPa, heating the mixture to 55-60 ℃, starting a stirring rod to stir for 40-50min, continuously introducing the carbon dioxide in the stirring process to keep the pressure of the high-pressure reactor at 5-10MPa, and performing vacuum filtration after stirring is completed; the first catching agent is mainly prepared from petroleum sodium sulfonate, oleic acid triethanolamine salt, dibutyl naphthalene sodium sulfonate and linoleic acid according to the mass ratio of 6-9:2-4: 3-5: 1-3, mixing;
(5) secondary magnetic separation treatment: carrying out magnetic separation on the potassium feldspar particles subjected to the primary high-pressure treatment through second electromagnetic ore dressing equipment; the magnetic field intensity of the second electromagnetic ore dressing equipment is 0.8-1.2T, and the rotating speed is 100-;
(6) secondary ball milling treatment: performing ball milling treatment on the potassium feldspar subjected to the secondary magnetic separation treatment by using a second ball mill until the particle size is 100-mesh and 120-mesh to obtain potassium feldspar particles;
(7) secondary high-pressure treatment: mixing the potassium feldspar particles, water and a second trapping agent, putting the mixture into a high-pressure reactor, then filling carbon dioxide with the purity of more than 99% until the pressure of the high-pressure reactor is 10-15MPa, heating the mixture to 55-60 ℃, starting a stirring rod to stir for 30-40min, continuously introducing the carbon dioxide during stirring to keep the pressure of the high-pressure reactor at 10-15MPa, and performing vacuum filtration after stirring is completed; the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and sodium petroleum sulfonate according to the mass ratio of 5-10:3-6: 1-5;
(8) and (3) magnetic separation treatment for the third time: carrying out magnetic separation on the potassium feldspar particles subjected to secondary high-pressure treatment through third electromagnetic ore dressing equipment; the magnetic field intensity of the third electromagnetic ore dressing equipment is 1.0-1.2T, and the rotating speed is 70-80 r/min;
(9) and (3) drying: and (3) drying the potassium feldspar particles subjected to the magnetic separation treatment at the temperature of 100-110 ℃ to obtain the potassium feldspar concentrate.
2. The method for removing iron and concentrating potassium feldspar according to claim 1, wherein in the step (4), the potassium feldspar particles, water and a first catching agent are mixed in a ratio of 1Kg:5-8Kg:0.55-0.65g, and the first catching agent mainly comprises sodium petroleum sulfonate, triethanolammonium oleate, sodium dibutylnaphthalene sulfonate and linoleic acid in a mass ratio of 8:3: 4: 2, mixing the components.
3. The method for removing iron and concentrating potassium feldspar according to claim 1, wherein in the step (7), the potassium feldspar particles, water and a second catching agent are mixed in a ratio of 1Kg to 10-15Kg to 0.5-0.8g, and the second catching agent is mainly prepared by mixing laurylamine, sodium dodecyl sulfate and sodium petroleum sulfonate according to a mass ratio of 9:5: 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015598.6A CN109179435B (en) | 2018-08-31 | 2018-08-31 | Potash feldspar iron removal concentration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015598.6A CN109179435B (en) | 2018-08-31 | 2018-08-31 | Potash feldspar iron removal concentration method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109179435A CN109179435A (en) | 2019-01-11 |
| CN109179435B true CN109179435B (en) | 2020-11-27 |
Family
ID=64917564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811015598.6A Active CN109179435B (en) | 2018-08-31 | 2018-08-31 | Potash feldspar iron removal concentration method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109179435B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111574856A (en) * | 2020-05-27 | 2020-08-25 | 贺州市骏鑫矿产品有限责任公司 | Preparation method of 80-mesh potassium feldspar wet powder |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1068169A1 (en) * | 1982-10-29 | 1984-01-23 | Московский Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Институт Стали И Сплавов | Method of dressing feldspar |
| CN1052924C (en) * | 1997-05-29 | 2000-05-31 | 李克文 | Wet asbestos floating and modifying process |
| CN101885489B (en) * | 2010-06-30 | 2012-02-29 | 长沙矿冶研究院 | Method for preparing feldspar powder concentrate by mineral separation of aeolian sand in desert |
| CN101898168B (en) * | 2010-07-21 | 2013-02-27 | 衡阳县湘雁矿业有限公司 | Beneficiation method for removing long quarry impurities by adopting strong magnetic flotation |
| CN107413518B (en) * | 2017-09-15 | 2018-08-14 | 贺州市骏鑫矿产品有限责任公司 | A kind of feldspar in powder preparation method |
| CN108435408B (en) * | 2018-04-10 | 2020-06-23 | 中南大学 | Purification method of potash feldspar ore |
-
2018
- 2018-08-31 CN CN201811015598.6A patent/CN109179435B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109179435A (en) | 2019-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109179435B (en) | Potash feldspar iron removal concentration method | |
| CN107235649B (en) | A kind of cement grinding aid and preparation method thereof | |
| CN108580031B (en) | Mineral separation method for pre-roasting polymetallic associated iron tailings | |
| CN108893601B (en) | Microwave heating reduction-magnetic separation dephosphorization method for high-phosphorus hematite | |
| CN103691550A (en) | Beneficiation method of ilmenite | |
| CN106517177A (en) | Method for purifying graphite by using high-pressure alkaline leaching | |
| CN110981228A (en) | High-calcium active lime | |
| CN103922343A (en) | Iron removing purification method for silicon carbide cutting edge material | |
| CN106746801A (en) | A kind of method that utilization red mud prepares crystallite calcium aluminoferrite | |
| CN103466713A (en) | Method for preparing manganese sulfate monohydrate with low-grade manganese ore through primary crystallization by high-pressure method | |
| CN108706601B (en) | Preparation method of potassium feldspar powder | |
| CN113751187B (en) | Quartz refined sand and preparation method and application thereof | |
| CN109133076B (en) | Potash feldspar iron removal process method | |
| CN109095474B (en) | Impurity removal process method for potassium feldspar | |
| CN109181917A (en) | Quartz sand surface impurity removal cleaning agent and preparation and application thereof | |
| CN114849903A (en) | Mineral separation process for efficiently extracting silica micropowder from quartz tailing powder | |
| CN108047689A (en) | A kind of preparation method of fire-type low-k electronic material | |
| CN108913884B (en) | Method for preparing crude sodium tungstate solution by decomposing wolframite concentrate at low alkali and high temperature and pressure | |
| CN112390275A (en) | Low-silicon gibbsite ore treatment process | |
| CN110422851A (en) | The method of the components such as tapping, zinc, silica is separated from lead-zinc smelting Water Quenching Slag | |
| CN102757052B (en) | Method for separating and extracting silica micro powders from discarded quartz tailings | |
| CN108147454B (en) | method for treating dilute waste acid byproduct in acid preparation from sulfur concentrate sand | |
| CN108940538A (en) | A kind of production technology of marble superfine powder | |
| CN114471959A (en) | Method for improving ilmenite flotation by using titanium dioxide waste liquid | |
| CN110526619A (en) | A method of easily molded, low-loss, high BS material are manufactured using the useless magnetic core of MnZn ferrite |
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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for removing iron and cleaning potassium feldspar Effective date of registration: 20211108 Granted publication date: 20201127 Pledgee: Bank of Guilin Co., Ltd. Hezhou branch Pledgor: Hezhou Junxin mineral products Co., Ltd Registration number: Y2021450000045 |