PL1496043T3 - Sposób uzdatniania ścieków powstających przy wytwarzaniu dinitrotoluenu - Google Patents

Sposób uzdatniania ścieków powstających przy wytwarzaniu dinitrotoluenu

Info

Publication number
PL1496043T3
PL1496043T3 PL04014227T PL04014227T PL1496043T3 PL 1496043 T3 PL1496043 T3 PL 1496043T3 PL 04014227 T PL04014227 T PL 04014227T PL 04014227 T PL04014227 T PL 04014227T PL 1496043 T3 PL1496043 T3 PL 1496043T3
Authority
PL
Poland
Prior art keywords
aqueous
toluene
waste waters
dinitrotoluene
phase
Prior art date
Application number
PL04014227T
Other languages
English (en)
Inventor
JüRGEN MüNNIG
Dietmar Wastian
Wolfgang Lorenz
Berthold Keggenhoff
Original Assignee
Bayer Materialscience Ag
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 Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of PL1496043T3 publication Critical patent/PL1496043T3/pl

Links

Classifications

    • 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
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Water Treatments (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
PL04014227T 2003-06-30 2004-06-17 Sposób uzdatniania ścieków powstających przy wytwarzaniu dinitrotoluenu PL1496043T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10329304A DE10329304A1 (de) 2003-06-30 2003-06-30 Verfahren zur Aufarbeitung des bei der Herstellung von Dinitrotoluol anfallenden Abwassers
EP04014227A EP1496043B1 (de) 2003-06-30 2004-06-17 Verfahren zur Aufarbeitung des bei der Herstellung von Dinitroluol anfallenden Abwassers

Publications (1)

Publication Number Publication Date
PL1496043T3 true PL1496043T3 (pl) 2010-09-30

Family

ID=33441612

Family Applications (1)

Application Number Title Priority Date Filing Date
PL04014227T PL1496043T3 (pl) 2003-06-30 2004-06-17 Sposób uzdatniania ścieków powstających przy wytwarzaniu dinitrotoluenu

Country Status (9)

Country Link
US (1) US6936741B2 (pl)
EP (1) EP1496043B1 (pl)
JP (1) JP4778209B2 (pl)
KR (1) KR101093862B1 (pl)
CN (1) CN1285514C (pl)
AT (1) ATE462686T1 (pl)
DE (2) DE10329304A1 (pl)
PL (1) PL1496043T3 (pl)
TW (1) TW200516051A (pl)

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US8873028B2 (en) 2010-08-26 2014-10-28 Apple Inc. Non-destructive stress profile determination in chemically tempered glass
US8824140B2 (en) 2010-09-17 2014-09-02 Apple Inc. Glass enclosure
US10781135B2 (en) 2011-03-16 2020-09-22 Apple Inc. Strengthening variable thickness glass
US9725359B2 (en) 2011-03-16 2017-08-08 Apple Inc. Electronic device having selectively strengthened glass
US9128666B2 (en) 2011-05-04 2015-09-08 Apple Inc. Housing for portable electronic device with reduced border region
CN102295380A (zh) * 2011-08-19 2011-12-28 杭州江南科学研究院有限公司 芳香族硝基化合物废水的处理和回收方法
US9944554B2 (en) 2011-09-15 2018-04-17 Apple Inc. Perforated mother sheet for partial edge chemical strengthening and method therefor
US9516149B2 (en) 2011-09-29 2016-12-06 Apple Inc. Multi-layer transparent structures for electronic device housings
CN102557179A (zh) * 2011-11-17 2012-07-11 南京理工大学 一种高浓度废酸中硝基甲苯的去除方法
US10144669B2 (en) 2011-11-21 2018-12-04 Apple Inc. Self-optimizing chemical strengthening bath for glass
US10133156B2 (en) 2012-01-10 2018-11-20 Apple Inc. Fused opaque and clear glass for camera or display window
US8684613B2 (en) 2012-01-10 2014-04-01 Apple Inc. Integrated camera window
US8773848B2 (en) 2012-01-25 2014-07-08 Apple Inc. Fused glass device housings
KR102048059B1 (ko) 2012-04-25 2019-11-22 바스프 에스이 디니트로톨루엔의 세정 방법
US9249083B2 (en) 2012-04-25 2016-02-02 Basf Se Process for scrubbing dinitrotoluene
DE102012215903A1 (de) * 2012-09-07 2014-03-13 Evonik Industries Ag Verfahren zur Behandlung eines Abwasserstroms, der bei der Aufarbeitung eines Triacetonamin-haltigen Reaktionsgemisches entsteht
US9946302B2 (en) 2012-09-19 2018-04-17 Apple Inc. Exposed glass article with inner recessed area for portable electronic device housing
CN102836570A (zh) * 2012-09-19 2012-12-26 辽宁庆阳特种化工有限公司 一种对间二硝基苯生产过程中产生废酸的萃取分离方法及装置
US9459661B2 (en) 2013-06-19 2016-10-04 Apple Inc. Camouflaged openings in electronic device housings
US9886062B2 (en) 2014-02-28 2018-02-06 Apple Inc. Exposed glass article with enhanced stiffness for portable electronic device housing
US9896407B2 (en) 2014-10-02 2018-02-20 Covestro Deutschland Ag Exhaust gas cleaning in a method for continuously producing dinitrotoluene
CN106145481A (zh) * 2016-08-31 2016-11-23 格斯瑞科技有限公司 基于空化技术处理有机工业废水的装置和方法
KR101890209B1 (ko) 2016-12-08 2018-08-21 주식회사 풍산 Ｔｎｔ 폐수의 처리 방법 및 장치
CN107055899A (zh) * 2017-02-27 2017-08-18 广东工业大学 一种含高浓度酚废水的处理方法
CN108440300A (zh) * 2018-05-15 2018-08-24 福建省东南电化股份有限公司 一种硝化废酸浓缩过程中防止堵塞的方法
KR20180093857A (ko) 2018-08-14 2018-08-22 주식회사 풍산 Ｔｎｔ 또는 방향족 화합물이 포함된 오염수의 처리방법 및 장치
DE102018217955B4 (de) * 2018-10-19 2020-06-04 Plinke Gmbh Verfahren zur Aufarbeitung von Mischsäure und Abwasser aus der Nitrierung von Aromaten sowie Vorrichtung zur Durchführung des Verfahrens
CN109627170B (zh) * 2018-12-17 2021-09-14 湖北东方化工有限公司 从硝基甲苯酸性废水提取多硝基甲苯的方法
CN110170185B (zh) * 2019-05-30 2023-07-25 湖北东方化工有限公司 一种废硫酸硝基化合物分离的装置及方法
CN111603869A (zh) * 2020-06-04 2020-09-01 湖北东方化工有限公司 一种多硝基甲苯粉尘收集新工艺
CN111620504A (zh) * 2020-06-04 2020-09-04 湖北东方化工有限公司 一种多硝基甲苯生产预洗废水处理新工艺的生产方法
CN113354006A (zh) * 2021-05-31 2021-09-07 湖北东方化工有限公司 一种多硝基甲苯废硫酸真空浓缩装置高酸度废水处理工艺及装置
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Also Published As

Publication number Publication date
TW200516051A (en) 2005-05-16
JP4778209B2 (ja) 2011-09-21
ATE462686T1 (de) 2010-04-15
CN1285514C (zh) 2006-11-22
JP2005021890A (ja) 2005-01-27
EP1496043B1 (de) 2010-03-31
US6936741B2 (en) 2005-08-30
KR101093862B1 (ko) 2011-12-13
CN1576236A (zh) 2005-02-09
KR20050002620A (ko) 2005-01-07
EP1496043A1 (de) 2005-01-12
DE10329304A1 (de) 2005-02-03
US20040262238A1 (en) 2004-12-30
DE502004010954D1 (de) 2010-05-12

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