CN102776525A - 褐煤蜡、脱树脂褐煤蜡、泥炭蜡或脱树脂泥炭蜡氧化脱色含铬废液的电解回收处理方法 - Google Patents
褐煤蜡、脱树脂褐煤蜡、泥炭蜡或脱树脂泥炭蜡氧化脱色含铬废液的电解回收处理方法 Download PDFInfo
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- CN102776525A CN102776525A CN2012102946822A CN201210294682A CN102776525A CN 102776525 A CN102776525 A CN 102776525A CN 2012102946822 A CN2012102946822 A CN 2012102946822A CN 201210294682 A CN201210294682 A CN 201210294682A CN 102776525 A CN102776525 A CN 102776525A
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- 239000011651 chromium Substances 0.000 title claims abstract description 77
- 230000003647 oxidation Effects 0.000 title claims abstract description 75
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 75
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 60
- 239000007788 liquid Substances 0.000 title claims abstract description 56
- 239000012187 peat wax Substances 0.000 title claims abstract description 42
- 239000002699 waste material Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004064 recycling Methods 0.000 title abstract description 3
- 239000012170 montan wax Substances 0.000 title abstract 6
- 239000001993 wax Substances 0.000 claims abstract description 42
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 40
- 239000000706 filtrate Substances 0.000 claims abstract description 33
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000012528 membrane Substances 0.000 claims abstract description 11
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000001914 filtration Methods 0.000 claims abstract description 6
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- 239000003456 ion exchange resin Substances 0.000 claims abstract description 6
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- QTZPBQMTXNEKRX-UHFFFAOYSA-N Voacristine pseudoindoxyl Natural products N1C2=CC=C(OC)C=C2C(=O)C21CCN(C1)C3C(C(C)O)CC1CC32C(=O)OC QTZPBQMTXNEKRX-UHFFFAOYSA-N 0.000 claims description 36
- 150000002500 ions Chemical class 0.000 claims description 20
- 230000001590 oxidative effect Effects 0.000 claims description 20
- 235000011149 sulphuric acid Nutrition 0.000 claims description 13
- 239000001117 sulphuric acid Substances 0.000 claims description 13
- 238000011084 recovery Methods 0.000 claims description 9
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 claims description 7
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 5
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- 238000005070 sampling Methods 0.000 claims description 5
- 150000003384 small molecules Chemical class 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
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- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000000284 extract Substances 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
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- 230000004913 activation Effects 0.000 description 1
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- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
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- 230000001988 toxicity Effects 0.000 description 1
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
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CN201210294682.2A CN102776525B (zh) | 2012-08-20 | 2012-08-20 | 褐煤蜡、脱树脂褐煤蜡、泥炭蜡或脱树脂泥炭蜡氧化脱色含铬废液的电解回收处理方法 |
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Cited By (1)
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CN106222690A (zh) * | 2016-08-24 | 2016-12-14 | 神华国能宝清煤电化有限公司 | 一种三膜四室水溶液板框式电解槽及其应用 |
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US5391266A (en) * | 1990-05-05 | 1995-02-21 | Hoechst Aktiengesellschaft | Method of regulating the throughput in the electrochemical regeneration of chromosulfuric acid |
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EP0672621A1 (de) * | 1994-03-15 | 1995-09-20 | Hoechst Aktiengesellschaft | Verfahren zur Verminderung des Eisengehaltes eines chromhaltigen Elektrolyten |
CN1281063A (zh) * | 2000-04-04 | 2001-01-24 | 华东理工大学 | 草酸电解还原制备乙醛酸的工艺 |
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张宝等: "采用SO2还原-扩散渗析法处理高铜高砷废水", 《中南大学学报(自然科学版)》, vol. 40, no. 4, 31 August 2009 (2009-08-31), pages 863 - 867 * |
朱树敏等: "《电化学加工技术》", 30 September 2006, 化学工业出版社, article "电解加工的流场设计", pages: 50-51 * |
王昆等: "扩散渗析法回收不锈钢酸洗废液中硝酸", 《膜科学与技术》, vol. 30, no. 6, 31 December 2010 (2010-12-31), pages 62 - 65 * |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106222690A (zh) * | 2016-08-24 | 2016-12-14 | 神华国能宝清煤电化有限公司 | 一种三膜四室水溶液板框式电解槽及其应用 |
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