JPS6247416B2 - - Google Patents
Info
- Publication number
- JPS6247416B2 JPS6247416B2 JP58001374A JP137483A JPS6247416B2 JP S6247416 B2 JPS6247416 B2 JP S6247416B2 JP 58001374 A JP58001374 A JP 58001374A JP 137483 A JP137483 A JP 137483A JP S6247416 B2 JPS6247416 B2 JP S6247416B2
- Authority
- JP
- Japan
- Prior art keywords
- coal
- ash
- content
- low
- flotation
- 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 claims description 153
- 238000005188 flotation Methods 0.000 claims description 79
- 238000000034 method Methods 0.000 claims description 65
- 239000010883 coal ash Substances 0.000 claims description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58
- 239000002002 slurry Substances 0.000 claims description 55
- 238000003756 stirring Methods 0.000 claims description 30
- 238000005189 flocculation Methods 0.000 claims description 26
- 239000002516 radical scavenger Substances 0.000 claims description 19
- 239000004088 foaming agent Substances 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 13
- 238000005345 coagulation Methods 0.000 claims description 9
- 230000015271 coagulation Effects 0.000 claims description 9
- 239000008187 granular material Substances 0.000 claims description 8
- 238000005469 granulation Methods 0.000 claims description 7
- 230000003179 granulation Effects 0.000 claims description 7
- 239000002351 wastewater Substances 0.000 claims description 5
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 239000002956 ash Substances 0.000 description 74
- 238000002485 combustion reaction Methods 0.000 description 52
- 230000002776 aggregation Effects 0.000 description 30
- 238000005054 agglomeration Methods 0.000 description 24
- 230000016615 flocculation Effects 0.000 description 20
- 239000003921 oil Substances 0.000 description 19
- 239000000295 fuel oil Substances 0.000 description 18
- 239000007789 gas Substances 0.000 description 17
- -1 gravel Substances 0.000 description 15
- 239000000428 dust Substances 0.000 description 13
- 239000002994 raw material Substances 0.000 description 12
- 239000000446 fuel Substances 0.000 description 11
- 239000007787 solid Substances 0.000 description 10
- 229910052799 carbon Inorganic materials 0.000 description 9
- 239000002736 nonionic surfactant Substances 0.000 description 9
- 239000004094 surface-active agent Substances 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 238000000926 separation method Methods 0.000 description 8
- 238000004220 aggregation Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000000839 emulsion Substances 0.000 description 5
- 239000004568 cement Substances 0.000 description 4
- 239000012717 electrostatic precipitator Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000967 suction filtration Methods 0.000 description 4
- 241001536352 Fraxinus americana Species 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 239000003093 cationic surfactant Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000003995 emulsifying agent Substances 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 239000003945 anionic surfactant Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000008396 flotation agent Substances 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 1
- WVYWICLMDOOCFB-UHFFFAOYSA-N 4-methyl-2-pentanol Chemical compound CC(C)CC(C)O WVYWICLMDOOCFB-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- WEEGYLXZBRQIMU-UHFFFAOYSA-N Eucalyptol Chemical compound C1CC2CCC1(C)OC2(C)C WEEGYLXZBRQIMU-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical class O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 1
- 241000565357 Fraxinus nigra Species 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229920001214 Polysorbate 60 Polymers 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 229960000411 camphor oil Drugs 0.000 description 1
- 239000010624 camphor oil Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229930007050 cineol Natural products 0.000 description 1
- 229960005233 cineole Drugs 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000010665 pine oil Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 238000010333 wet classification Methods 0.000 description 1
Landscapes
- Solid Fuels And Fuel-Associated Substances (AREA)
Description
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Claims (1)
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58001374A JPS59127660A (ja) | 1983-01-07 | 1983-01-07 | ç³çç°ãäœåäœçã®åŠçæ¹æ³ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58001374A JPS59127660A (ja) | 1983-01-07 | 1983-01-07 | ç³çç°ãäœåäœçã®åŠçæ¹æ³ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59127660A JPS59127660A (ja) | 1984-07-23 |
JPS6247416B2 true JPS6247416B2 (ja) | 1987-10-07 |
Family
ID=11499713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP58001374A Granted JPS59127660A (ja) | 1983-01-07 | 1983-01-07 | ç³çç°ãäœåäœçã®åŠçæ¹æ³ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59127660A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0547210Y2 (ja) * | 1987-12-07 | 1993-12-13 | ||
JP2008285653A (ja) * | 2007-05-16 | 2008-11-27 | Korea Inst Of Geoscience & Mineral Resources | æµ®ééžå¥ã«ããç çç°äžã®æªççåãåé¢ååããæ¹æ³ |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60122065A (ja) * | 1983-12-05 | 1985-06-29 | Mitsui Eng & Shipbuild Co Ltd | 埮å°é ç²çã®æµ®éžååæ¹æ³ |
JP2006306679A (ja) * | 2005-04-28 | 2006-11-09 | Eacle Kk | ã»ã¡ã³ãç³»çµæç©ã®è£œé æ¹æ³ã䞊ã³ã«ãã»ã¡ã³ãç³»çµæç© |
JP2007054773A (ja) * | 2005-08-26 | 2007-03-08 | Mitsui Eng & Shipbuild Co Ltd | ç³çç°äžã®æªçã«ãŒãã³é€å»æ¹æ³ |
CN101326011B (zh) * | 2005-12-07 | 2013-02-27 | 倪平æŽæ°Žæ³¥æ ªåŒäŒç€Ÿ | é£ç°äžæªç碳çå»é€è£ 眮åå»é€æ¹æ³ |
JP4917309B2 (ja) * | 2005-12-26 | 2012-04-18 | äžäºé è¹æ ªåŒäŒç€Ÿ | ãã©ã€ã¢ãã·ã¥äžã®æªçã«ãŒãã³é€å»æ¹æ³ |
JP2007222800A (ja) * | 2006-02-24 | 2007-09-06 | Taiheiyo Cement Corp | ãã©ã€ã¢ãã·ã¥äžã®æªçã«ãŒãã³é€å»è£ 眮åã³é€å»æ¹æ³ |
JP2008087468A (ja) * | 2006-09-05 | 2008-04-17 | Eacle Kk | ã»ã¡ã³ãç³»çµæç©çšç³çç°ã¹ã©ãªãŒã®è£œé æ¹æ³ã䞊ã³ã«ãã»ã¡ã³ãç³»çµæç© |
JP6141740B2 (ja) * | 2013-10-08 | 2017-06-07 | äžäºé è¹æ ªåŒäŒç€Ÿ | è€çã®è±ç°éžçæ¹æ³ããã³è±ç°éžçè£ çœ® |
JP2015199006A (ja) * | 2014-04-04 | 2015-11-12 | æŸè€ãæ³°å ž | ãã©ã€ã¢ãã·ã¥ç²äœã®è£œé æ¹æ³ããã³è£œé èšå |
CN104148164B (zh) * | 2014-07-04 | 2016-09-21 | äžåœæµ·æŽç³æ²¹æ»å ¬åž | äžç§å©çšäºæ°§å碳è¿è¡ç €çæŽéçæ¹æ³ |
CN113430029A (zh) * | 2021-06-23 | 2021-09-24 | 倪åçå·¥å€§åŠ | äžç§æºæ¢°ååŠæ³äœé¶ç €è¡šé¢çæ°Žæ¹æ§çæ¹æ³ |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5489902A (en) * | 1977-12-23 | 1979-07-17 | American Cyanamid Co | Floth floatation of coal |
JPS54139802A (en) * | 1978-04-17 | 1979-10-30 | American Cyanamid Co | Recovery of finely divided coal |
JPS58104652A (ja) * | 1981-12-15 | 1983-06-22 | Mitsubishi Heavy Ind Ltd | ç³çåéæµ®æç©ã®åé¢æ¹æ³ |
-
1983
- 1983-01-07 JP JP58001374A patent/JPS59127660A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5489902A (en) * | 1977-12-23 | 1979-07-17 | American Cyanamid Co | Floth floatation of coal |
JPS54139802A (en) * | 1978-04-17 | 1979-10-30 | American Cyanamid Co | Recovery of finely divided coal |
JPS58104652A (ja) * | 1981-12-15 | 1983-06-22 | Mitsubishi Heavy Ind Ltd | ç³çåéæµ®æç©ã®åé¢æ¹æ³ |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0547210Y2 (ja) * | 1987-12-07 | 1993-12-13 | ||
JP2008285653A (ja) * | 2007-05-16 | 2008-11-27 | Korea Inst Of Geoscience & Mineral Resources | æµ®ééžå¥ã«ããç çç°äžã®æªççåãåé¢ååããæ¹æ³ |
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