DE69708477D1 - Nassoxidationsverfahren - Google Patents

Nassoxidationsverfahren

Info

Publication number
DE69708477D1
DE69708477D1 DE69708477T DE69708477T DE69708477D1 DE 69708477 D1 DE69708477 D1 DE 69708477D1 DE 69708477 T DE69708477 T DE 69708477T DE 69708477 T DE69708477 T DE 69708477T DE 69708477 D1 DE69708477 D1 DE 69708477D1
Authority
DE
Germany
Prior art keywords
oxidation process
wet oxidation
wet
oxidation
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 - Fee Related
Application number
DE69708477T
Other languages
English (en)
Other versions
DE69708477T2 (de
Inventor
Isoo Shimizu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eneos Corp
Original Assignee
Nippon Petrochemicals Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Petrochemicals Co Ltd filed Critical Nippon Petrochemicals Co Ltd
Publication of DE69708477D1 publication Critical patent/DE69708477D1/de
Application granted granted Critical
Publication of DE69708477T2 publication Critical patent/DE69708477T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/06—Treatment of sludge; Devices therefor by oxidation
    • C02F11/08—Wet air oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/11—High pressure

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)
  • Treating Waste Gases (AREA)
DE69708477T 1996-01-31 1997-01-30 Nassoxidationsverfahren Expired - Fee Related DE69708477T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP03886296A JP3553720B2 (ja) 1996-01-31 1996-01-31 湿式酸化方法

Publications (2)

Publication Number Publication Date
DE69708477D1 true DE69708477D1 (de) 2002-01-10
DE69708477T2 DE69708477T2 (de) 2002-08-22

Family

ID=12537022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69708477T Expired - Fee Related DE69708477T2 (de) 1996-01-31 1997-01-30 Nassoxidationsverfahren

Country Status (5)

Country Link
US (1) US6180079B1 (de)
EP (1) EP0792841B1 (de)
JP (1) JP3553720B2 (de)
CN (1) CN1092151C (de)
DE (1) DE69708477T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7214290B2 (en) * 2002-09-04 2007-05-08 Shaw Liquid Solutions Llc. Treatment of spent caustic refinery effluents
US20060060541A1 (en) * 2004-09-23 2006-03-23 Abazajian Armen N Waste disposal method and apparatus using wet oxidation and deep well injection
CN102452673B (zh) * 2010-11-01 2014-01-08 中国石油化工股份有限公司 一种处理乙烯废碱液并从中回收硫酸钠的方法
CN102452674B (zh) * 2010-11-01 2013-11-06 中国石油化工股份有限公司 一种从乙烯装置废碱液中回收硫酸钠的处理方法
US9718712B2 (en) 2013-07-12 2017-08-01 Uop Llc Methods and systems for treating caustic materials
CN104833770A (zh) * 2015-06-05 2015-08-12 山东金诚重油化工技术研究院 一种判断脱硫化氢所用碱液失效的方法
CN114487262A (zh) * 2021-12-29 2022-05-13 广西贺州市桂东电子科技有限责任公司 一种中高压阳极铝箔扩孔腐蚀液的连续滴定方法

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2261921A (en) 1938-10-31 1941-11-04 Girdler Corp Treatment of waste materials
GB962237A (en) 1961-04-19 1964-07-01 British Petroleum Co Improvements relating to the oxidation of sulphides in aqueous solutions
US3761409A (en) 1971-10-06 1973-09-25 Texaco Inc Continuous process for the air oxidation of sour water
GB1406981A (en) 1972-04-24 1975-09-24 Sterling Drug Inc Cleaning of sewage sludge systems
JPS4933845A (de) 1972-07-28 1974-03-28
US4070281A (en) 1974-08-05 1978-01-24 Asahi Kasei Kogyo Kabushiki Kaisha Method for treating waste water
JPS5179961A (ja) 1975-01-08 1976-07-12 Sumitomo Chemical Co Haiendatsuryupurosesukara hoshutsusareru haisuino shorihoho
GB1546681A (en) * 1975-08-14 1979-05-31 Mitsui Toatsu Chemicals Process for the liquid phase oxidation of organic substance-containing aqueous effluents
JPS52150778A (en) 1976-06-11 1977-12-14 Kureha Chem Ind Co Ltd Treatment of waste soda solution
JPS531957A (en) 1976-06-25 1978-01-10 Nippon Petrochemicals Co Ltd Method and apparatus for wet oxidative treating method of waste liquor
JPS5319480A (en) 1976-08-09 1978-02-22 Nankai Gomu Kk Painting method
JPS5489687A (en) 1977-12-27 1979-07-16 Mitsubishi Chem Ind Titration controlling method
JPS54108462A (en) 1978-02-14 1979-08-25 Toray Ind Inc Method of treating waste water
JPS5541158A (en) 1978-09-14 1980-03-22 Mitsubishi Electric Corp Speed controller
GB2043045B (en) 1978-12-15 1983-02-02 Osaka Gas Co Ltd Process for treating ammonia-containing waste water
DE2905287A1 (de) 1979-02-12 1980-08-21 Siemens Ag Verfahren zur automatischen elektrochemischen endpunktsbestimmung einer titration
FR2491922A1 (fr) 1980-10-14 1982-04-16 Roussel Uclaf Nouveaux hexapeptides, procede pour leur preparation et application comme medicaments
US4350599A (en) 1980-12-29 1982-09-21 Sterling Drug Inc. Process for treatment of caustic waste liquors
DE3117084A1 (de) 1981-04-29 1982-11-18 Linde Ag, 6200 Wiesbaden Verfahren zum auswaschen von sauren gasen
US4767543A (en) 1986-11-13 1988-08-30 Universite De Sherbrooke Oxidation of wastewaters
US4756837A (en) 1987-04-09 1988-07-12 Domtar Inc. Wet, pressure, partial oxidation of black liquor
US4795568A (en) 1987-06-03 1989-01-03 Chen Philip T Oxidative evaporation process and apparatus
US5082571A (en) 1991-05-13 1992-01-21 Zimpro Passavant Environmental Systems Inc. Caustic sulfide wet oxidation process
US5230810A (en) 1991-09-25 1993-07-27 Zimpro Passavant Environmental Systems, Inc. Corrosion control for wet oxidation systems
US5460732A (en) * 1992-04-01 1995-10-24 Zimpro Environmental, Inc. Method of monitoring pH in caustic liquor wet oxidation
CA2090832A1 (en) * 1992-04-01 1993-10-02 Joseph A. Momont Method of monitoring ph in caustic liquor wet oxidation
JP3529806B2 (ja) 1993-03-31 2004-05-24 株式会社日本触媒 廃水の処理法
US5298174A (en) 1993-05-07 1994-03-29 Zimpro Environmental, Inc. Low temperature caustic sulfide wet oxidation process
US5389264A (en) 1993-07-12 1995-02-14 Zimpro Environmental Inc. Hydraulic energy dissipator for wet oxidation process
JP3565972B2 (ja) 1996-01-31 2004-09-15 新日本石油化学株式会社 廃ソーダの湿式酸化方法

Also Published As

Publication number Publication date
EP0792841A3 (de) 1998-06-03
US6180079B1 (en) 2001-01-30
JPH09206765A (ja) 1997-08-12
EP0792841B1 (de) 2001-11-28
JP3553720B2 (ja) 2004-08-11
CN1092151C (zh) 2002-10-09
CN1162571A (zh) 1997-10-22
DE69708477T2 (de) 2002-08-22
EP0792841A2 (de) 1997-09-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee