CA1256601A - Method for recovering fine granulated coal by flotation - Google Patents
Method for recovering fine granulated coal by flotationInfo
- Publication number
- CA1256601A CA1256601A CA000453572A CA453572A CA1256601A CA 1256601 A CA1256601 A CA 1256601A CA 000453572 A CA000453572 A CA 000453572A CA 453572 A CA453572 A CA 453572A CA 1256601 A CA1256601 A CA 1256601A
- Authority
- CA
- Canada
- Prior art keywords
- coal
- fine
- frother
- flotation
- fine granulated
- 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.)
- Expired
Links
- 239000003245 coal Substances 0.000 title claims abstract description 158
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000005188 flotation Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000002002 slurry Substances 0.000 claims abstract description 38
- 239000000843 powder Substances 0.000 claims abstract description 34
- 239000011230 binding agent Substances 0.000 claims abstract description 30
- 239000008396 flotation agent Substances 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 13
- 238000011084 recovery Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 claims abstract description 5
- 239000003921 oil Substances 0.000 claims description 19
- 239000004215 Carbon black (E152) Substances 0.000 claims description 9
- 229930195733 hydrocarbon Natural products 0.000 claims description 9
- 239000003077 lignite Substances 0.000 claims description 8
- 239000002270 dispersing agent Substances 0.000 claims description 5
- 239000003476 subbituminous coal Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- -1 polyoxypropylene Polymers 0.000 claims description 4
- 239000003381 stabilizer Substances 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 3
- 239000002802 bituminous coal Substances 0.000 claims description 3
- 229920001451 polypropylene glycol Polymers 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 150000005215 alkyl ethers Chemical class 0.000 claims description 2
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 claims description 2
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 claims description 2
- 239000010665 pine oil Substances 0.000 claims description 2
- 229940116411 terpineol Drugs 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 235000019198 oils Nutrition 0.000 description 16
- 229910052500 inorganic mineral Inorganic materials 0.000 description 11
- 239000011707 mineral Substances 0.000 description 11
- 150000002430 hydrocarbons Chemical class 0.000 description 8
- 238000000926 separation method Methods 0.000 description 5
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 238000004939 coking Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- WVYWICLMDOOCFB-UHFFFAOYSA-N 4-methyl-2-pentanol Chemical compound CC(C)CC(C)O WVYWICLMDOOCFB-UHFFFAOYSA-N 0.000 description 1
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000047703 Nonion Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000002385 cottonseed oil Substances 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000727 fraction Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58228529A JPS60122065A (ja) | 1983-12-05 | 1983-12-05 | 微小造粒炭の浮選回収方法 |
| JP58-228529 | 1983-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1256601A true CA1256601A (en) | 1989-06-27 |
Family
ID=16877837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000453572A Expired CA1256601A (en) | 1983-12-05 | 1984-05-04 | Method for recovering fine granulated coal by flotation |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS60122065A (enrdf_load_stackoverflow) |
| AU (1) | AU573584B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1256601A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4605420A (en) * | 1984-07-02 | 1986-08-12 | Sohio Alternate Energy Development Company | Method for the beneficiation of oxidized coal |
| JPS61103992A (ja) * | 1984-10-26 | 1986-05-22 | Tokyo Electric Power Co Inc:The | 石炭の脱灰回収方法 |
| CN102773153B (zh) * | 2012-07-16 | 2013-08-21 | 中国矿业大学 | 一种褐煤分选工艺 |
| CN104815748B (zh) * | 2015-04-26 | 2017-06-20 | 中国矿业大学 | 一种炼焦中煤两段破磨浮选工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270926A (en) * | 1979-06-19 | 1981-06-02 | Atlantic Richfield Company | Process for removal of sulfur and ash from coal |
| US4340467A (en) * | 1980-03-20 | 1982-07-20 | American Cyanamid Company | Flotation of coal with latex emulsions of hydrocarbon animal or vegetable based oil |
| JPS5785891A (en) * | 1980-11-18 | 1982-05-28 | Hitachi Ltd | Method for deashing coal |
| AU542958B2 (en) * | 1981-12-04 | 1985-03-28 | Dow Chemical Company, The | Froth flotation of coal |
| JPS59127660A (ja) * | 1983-01-07 | 1984-07-23 | Kawasaki Heavy Ind Ltd | 石炭灰、低品位炭の処理方法 |
-
1983
- 1983-12-05 JP JP58228529A patent/JPS60122065A/ja active Granted
-
1984
- 1984-05-02 AU AU27599/84A patent/AU573584B2/en not_active Expired
- 1984-05-04 CA CA000453572A patent/CA1256601A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60122065A (ja) | 1985-06-29 |
| AU573584B2 (en) | 1988-06-16 |
| AU2759984A (en) | 1985-06-13 |
| JPH044032B2 (enrdf_load_stackoverflow) | 1992-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |