CN110038737A - A method of the silicalite physical upgrading of shale containing lithium - Google Patents
A method of the silicalite physical upgrading of shale containing lithium Download PDFInfo
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- CN110038737A CN110038737A CN201910409302.7A CN201910409302A CN110038737A CN 110038737 A CN110038737 A CN 110038737A CN 201910409302 A CN201910409302 A CN 201910409302A CN 110038737 A CN110038737 A CN 110038737A
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- chats
- concentrate
- centrifugal
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- 238000000034 method Methods 0.000 title claims abstract description 41
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title abstract description 20
- 229910052744 lithium Inorganic materials 0.000 title abstract description 20
- 239000012141 concentrate Substances 0.000 claims abstract description 21
- 238000009991 scouring Methods 0.000 claims abstract description 14
- 229940095686 granule product Drugs 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims description 14
- 238000005119 centrifugation Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract 1
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 6
- 229910052642 spodumene Inorganic materials 0.000 description 6
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 4
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052629 lepidolite Inorganic materials 0.000 description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 235000021321 essential mineral Nutrition 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 229910052622 kaolinite Inorganic materials 0.000 description 2
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052683 pyrite Inorganic materials 0.000 description 2
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 2
- 239000011028 pyrite Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 229910001148 Al-Li alloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052822 amblygonite Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- GCICAPWZNUIIDV-UHFFFAOYSA-N lithium magnesium Chemical compound [Li].[Mg] GCICAPWZNUIIDV-UHFFFAOYSA-N 0.000 description 1
- 229910001760 lithium mineral Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/26—Multiple arrangement thereof for series flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
Landscapes
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
The invention discloses a kind of methods of the silicalite of shale containing lithium physical upgrading.This method will carry out scouring classification after crushing raw ore, classification coarse granule product is chats 1, fine grained product carries out centrifugal classification I, underflow product is chats 2 after sorting, overflow product carries out centrifugal classification II, underflow product is chats 3 after sorting, overflow product is concentrate 1, classification is cleaned again after chats 1, chats 2, chats 3 are merged, coarse granule product is tailing 1 after classification, and fine grained product carries out centrifugal classification III, and underflow product is tailing 2 after sorting, overflow product is concentrate 2, and concentrate 1 and concentrate 2 are merged into final concentrate product.Beneficiation method of the invention is pure physical upgrading, does not add any medicament, production cost is low, economic and environment-friendly.
Description
Technical field
The present invention relates to a kind of methods of the silicalite of shale containing lithium physical upgrading, belong to ore dressing field.
Background technique
Lithium and its compound are the important source materials of national defence sophisticated industry.In atomic energy industry, lithium be manufacture hydrogen bomb and by
Control thermonuclear reactor raw material and aircraft, rocket, submarine and aerospace industry high-energy fuel.High-altitude vehicle, it is manned fly
In ship, submarine sealed compartment, lithium can be used as carbon dioxide absorber.Aluminium lithium, magnesium lithium alloy can be used for the structure of aerospaceplane
Material.In addition, lithium series of products are also widely used for the industries such as metallurgy, ceramics and high-energy battery.
It is known in the world at present to have more than 150 kinds containing lithium minerals, it common are spodumene, lepidolite, amblygonite, saturating lithium
Feldspar, zinnwaldite, cookeite etc..
Chinese lithium salts production has formed Xinjiang, Sichuan, three mass production base of Jiangxi at present, and production capacity is converted into lithium carbonate
20,000 tons or more are had reached, mainly from spodumene, lepidolite etc., salt lake type lithium resource has also been developed in Tibet, Qinghai at present
It utilizes.
China is more for the ore-dressing technique research of spodumene, lepidolite at present, and common beneficiation method has flotation, magnetic
Choosing, heavy-fluid separation and cracking process etc., technique is more mature.In existing patent application, this kind of patent has:
Application No. is " a kind of beneficiation methods of spodumene ore " of 201811297830.X；Application No. is 201811082974.3
" spodumene mine ore dressing sorting process "；Application No. is 201410229354.3 " beneficiation methods of spodumene mine " etc..But at present
For the silicalite of shale containing lithium to propose lithium development and utilization research less, it is even more fresh that such ore is handled using the method for physical upgrading
It has been reported that.
Summary of the invention
The object of the present invention is to provide a kind of method of the silicalite of shale containing lithium physical upgrading, subsequent lithium technique is proposed to improve
Pan feeding grade reduces Li2CO3Production cost.
A method of the silicalite physical upgrading of shale containing lithium, raw ore essential mineral have quartz, kaolinite, cookeite
With pyrite etc., wherein Li2O grade is 0.4% ~ 0.5%, and the technical problem to be solved by the present invention is to by the following technical programs
Come what is realized, key step is as follows:
(1) by crushing raw ore to -2mm；
(2) broken raw ore addition swaging machine is subjected to scouring I；
(3) sample ore after cleaning I is subjected to classification I；
(4) coarse granule product is chats 1 after classification I, and fine grained product carries out centrifugal classification I；
(5) underflow product is chats 2 after centrifugal classification I, and overflow product carries out centrifugal classification II；
(6) underflow product is chats 3 after centrifugal classification II, and overflow product is concentrate 1；
(7) by chats 1, chats 2 carries out scouring II after the merging of chats 3 again；
(8) sample ore carries out classification II after cleaning II；
(9) coarse granule product is tailing 1 after classification II, and fine grained product carries out centrifugal classification III；
(10) underflow product is tailing 2 after centrifugal classification III, and overflow product is concentrate 2；
(11) concentrate 1 is merged with concentrate 2, as the method for the present invention final concentrate.
Beneficiation method of the present invention, further preferred technical solution is: in the step (2), cleaning the time
For 90min, scouring electric machine frequency is 50Hz, and cleaning pulp density is 40%.
Beneficiation method of the present invention, further preferred technical solution is: in the step (3), Cut size
For 0.038mm.
Beneficiation method of the present invention, further preferred technical solution is: in the step (4), centrifugal classification
Pulp density is 10%, centrifugal water pressure 4KPa, and centrifugation electric machine frequency is 80Hz.
Beneficiation method of the present invention, further preferred technical solution is: in the step (5), centrifugal classification
Pulp density is 10%, centrifugal water pressure 3KPa, and centrifugation electric machine frequency is 80Hz.
Beneficiation method of the present invention, further preferred technical solution is: in the step (7), cleaning the time
For 150min, scouring electric machine frequency is 50Hz, and cleaning pulp density is 33%.
Beneficiation method of the present invention, further preferred technical solution is: in the step (8), Cut size
For 0.038mm.
Beneficiation method of the present invention, further preferred technical solution is: in the step (9), centrifugal classification
Pulp density is 10%, centrifugal water pressure 3KPa, and centrifugation electric machine frequency is 80Hz.
The method of the silicalite physical upgrading of shale containing lithium enrichment of the invention, can be by Li in ore2O is enriched with 1.5 times or so,
Tail amount is thrown 40% or more, improve it is subsequent propose lithium technique pan feeding grade, increase equipment disposal ability, reduce Li2CO3Production
Cost.
Detailed description of the invention
Fig. 1 is the process flow chart of the silicalite of shale containing lithium physical upgrading method provided by the invention.
Specific embodiment
Below in conjunction with embodiment the invention will be further described specific technical solution.
Raw ore is Guizhou appositional pattern lithium ore resources, and the main valuable element in raw ore sample is lithium, Li2O content is
0.46%, essential mineral has cookeite, kaolinite, pyrite and quartz etc., and raw ore essential element chemical analysis is shown in Table 1.
1 raw ore multielement analysis result of table
| Element/% | Li2O | SiO2 | K2O | Na2O | MnO2 | TiO2 |
| Content | 0.46 | 68.34 | 0.35 | 0.036 | 0.005 | 0.69 |
| Element | Al2O3 | Fe2O3 | CaO | MgO | TS | P2O5 |
| Content/% | 16.27 | 3.81 | 0.29 | 0.17 | 1.82 | 0.078 |
As shown in Figure 1, its step are as follows for process flow chart:
(1) by crushing raw ore to -2mm；
(2) broken raw ore addition swaging machine being subjected to scouring I, the scouring time is 90min, and scouring electric machine frequency is 50Hz,
Cleaning pulp density is 40%；
(3) sample ore after cleaning I is subjected to classification I, Cut size 0.038mm；
(4) coarse granule product is chats 1 after classification I, and fine grained product carries out centrifugal classification I, and centrifugal classification pulp density is
10%, centrifugal water pressure 4KPa, centrifugation electric machine frequency are 80Hz.
(5) underflow product is chats 2 after centrifugal classification I, and overflow product carries out centrifugal classification II, centrifugal classification pulp density
It is 10%, centrifugal water pressure 3KPa, centrifugation electric machine frequency is 80Hz.
(6) underflow product is chats 3 after centrifugal classification II, and overflow product is concentrate 1；
(7) by chats 1, chats 2 carries out scouring II again after the merging of chats 3, the scouring time is 150min, cleans electric machine frequency
For 50Hz, cleaning pulp density is 33%；
(8) sample ore carries out classification II, Cut size 0.038mm after cleaning II；
(9) coarse granule product is tailing 1 after classification II, and fine grained product carries out centrifugal classification III, and centrifugal classification pulp density is
10%, centrifugal water pressure 3KPa, centrifugation electric machine frequency are 80Hz.
(10) underflow product is tailing 2 after centrifugal classification III, and overflow product is concentrate 2, concentrate 1 is merged with concentrate 2, i.e.,
Obtain the final concentrate of this technique.
Specific sorting index is shown in Table 2.
2 Guizhou appositional pattern lithium ore resources of table sort result
| Name of product | Yield/% | Li2O grade/% | Li2The O rate of recovery/% |
| Comprehensive concentrate | 58.80 | 0.68 | 87.05 |
| Tailing 1 | 29.03 | 0.17 | 10.82 |
| Tailing 2 | 12.17 | 0.08 | 2.13 |
| Raw ore | 100.00 | 0.46 | 100.00 |
Claims (8)
1. a kind of method of cookeite physical upgrading, feature key step are as follows:
(1) by crushing raw ore to -2mm；
(2) broken raw ore addition swaging machine is subjected to scouring I；
(3) sample ore after cleaning I is subjected to classification I；
(4) coarse granule product is chats 1 after classification I, and fine grained product carries out centrifugal classification I；
(5) underflow product is chats 2 after centrifugal classification I, and overflow product carries out centrifugal classification II；
(6) underflow product is chats 3 after centrifugal classification II, and overflow product is concentrate 1；
(7) by chats 1, chats 2 carries out scouring II after the merging of chats 3 again；
(8) sample ore carries out classification II after cleaning II；
(9) coarse granule product is tailing 1 after classification II, and fine grained product carries out centrifugal classification III；
(10) underflow product is tailing 2 after centrifugal classification III, and overflow product is concentrate 2；
(11) concentrate 1 is merged with concentrate 2, as the method for the present invention final concentrate.
2. beneficiation method according to claim 1 is cleaned it is characterized in that: the scouring time is 90min in the step (2)
Electric machine frequency is 50Hz, and cleaning pulp density is 40%.
3. beneficiation method according to claim 1, it is characterized in that: in the step (3), Cut size 0.038mm.
4. beneficiation method according to claim 1, it is characterized in that: in the step (4), centrifugal classification pulp density is
10%, centrifugal water pressure 4KPa, centrifugation electric machine frequency are 80Hz.
5. beneficiation method according to claim 1, it is characterized in that: in the step (5), centrifugal classification pulp density is
10%, centrifugal water pressure 3KPa, centrifugation electric machine frequency are 80Hz.
6. beneficiation method according to claim 1 is wiped it is characterized in that: the scouring time is 150min in the step (7)
Washing electric machine frequency is 50Hz, and cleaning pulp density is 33%.
7. beneficiation method according to claim 1, it is characterized in that: in the step (8), Cut size 0.038mm.
8. beneficiation method according to claim 1, it is characterized in that: in the step (9), centrifugal classification pulp density is
10%, centrifugal water pressure 3KPa, centrifugation electric machine frequency are 80Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409302.7A CN110038737A (en) | 2019-05-17 | 2019-05-17 | A method of the silicalite physical upgrading of shale containing lithium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910409302.7A CN110038737A (en) | 2019-05-17 | 2019-05-17 | A method of the silicalite physical upgrading of shale containing lithium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110038737A true CN110038737A (en) | 2019-07-23 |
Family
ID=67282353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910409302.7A Pending CN110038737A (en) | 2019-05-17 | 2019-05-17 | A method of the silicalite physical upgrading of shale containing lithium |
Country Status (1)
| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694788A (en) * | 2019-10-30 | 2020-01-17 | 中蓝长化工程科技有限公司 | Beneficiation method for high-calcium-magnesium type low-grade spodumene ore |
| CN115350806A (en) * | 2022-08-17 | 2022-11-18 | 广东邦普循环科技有限公司 | Method for enriching lithium from lithium clay ore |
| CN115418498A (en) * | 2022-08-23 | 2022-12-02 | 广东邦普循环科技有限公司 | Treatment method of lithium carbonate clay |
| CN115999758A (en) * | 2023-01-19 | 2023-04-25 | 广东邦普循环科技有限公司 | Beneficiation method for lithium clay ore |
| CN115999758B (en) * | 2023-01-19 | 2024-07-09 | 广东邦普循环科技有限公司 | Beneficiation method for lithium clay ore |
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| CN115418498A (en) * | 2022-08-23 | 2022-12-02 | 广东邦普循环科技有限公司 | Treatment method of lithium carbonate clay |
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| CN115999758A (en) * | 2023-01-19 | 2023-04-25 | 广东邦普循环科技有限公司 | Beneficiation method for lithium clay ore |
| CN115999758B (en) * | 2023-01-19 | 2024-07-09 | 广东邦普循环科技有限公司 | Beneficiation method for lithium clay ore |
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