HUE040721T2 - Eljárás szennyezések eltávolítására dinitrotoluolokból - Google Patents

Eljárás szennyezések eltávolítására dinitrotoluolokból

Info

Publication number
HUE040721T2
HUE040721T2 HUE15720079A HUE15720079A HUE040721T2 HU E040721 T2 HUE040721 T2 HU E040721T2 HU E15720079 A HUE15720079 A HU E15720079A HU E15720079 A HUE15720079 A HU E15720079A HU E040721 T2 HUE040721 T2 HU E040721T2
Authority
HU
Hungary
Prior art keywords
dinitrotoluenes
removing impurities
impurities
Prior art date
Application number
HUE15720079A
Other languages
English (en)
Inventor
Heinrich Hermann
Juergen Poehlmann
Mirko Händel
Juergen Gebauer
Tim Bergmann
Original Assignee
Meissner Gmbh & Co Kg Josef
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 Meissner Gmbh & Co Kg Josef filed Critical Meissner Gmbh & Co Kg Josef
Publication of HUE040721T2 publication Critical patent/HUE040721T2/hu

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • B01D11/0488—Flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0005—Degasification of liquids with one or more auxiliary substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/24—Stationary reactors without moving elements inside
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Water Treatments (AREA)
HUE15720079A 2014-07-07 2015-04-30 Eljárás szennyezések eltávolítására dinitrotoluolokból HUE040721T2 (hu)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102014009948 2014-07-07
DE102015003743 2015-03-25
DE102015004242 2015-04-07

Publications (1)

Publication Number Publication Date
HUE040721T2 true HUE040721T2 (hu) 2019-03-28

Family

ID=53039906

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE15720079A HUE040721T2 (hu) 2014-07-07 2015-04-30 Eljárás szennyezések eltávolítására dinitrotoluolokból

Country Status (13)

Country Link
US (2) US9738592B2 (hu)
EP (1) EP3154931B1 (hu)
JP (1) JP6437627B2 (hu)
KR (1) KR101917384B1 (hu)
CN (1) CN106573871B (hu)
BR (1) BR112017000090A2 (hu)
CA (1) CA2954075C (hu)
DE (1) DE102015106617B4 (hu)
EA (1) EA033865B1 (hu)
HU (1) HUE040721T2 (hu)
PL (1) PL3154931T3 (hu)
UA (1) UA118056C2 (hu)
WO (1) WO2016005070A1 (hu)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107986249B (zh) * 2017-10-31 2020-08-04 湖北东方化工有限公司 硝基甲苯废酸脱硝后稀硝酸去除硝基甲苯的方法
CN110302658A (zh) * 2019-07-03 2019-10-08 上海力皇环保工程有限公司 一种用于处理煤化焦化有机废气的装置及其方法
CN111013380A (zh) * 2019-12-04 2020-04-17 上海东升新材料有限公司 一种氮氧化物脱除的三段塔装置和脱除氮氧化物的方法
CN112206739B (zh) * 2020-10-19 2022-04-12 蚌埠学院 用于二氧化氮硝化反应的装置
CN113371906A (zh) * 2021-05-31 2021-09-10 湖北东方化工有限公司 一种二硝基甲苯回收装置及工艺
WO2024149668A1 (en) 2023-01-09 2024-07-18 Basf Se Process for removing nitric oxide, nitrous oxide and carbon monoxide from a gas stream

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976320A (en) 1957-07-30 1961-03-21 Allied Chem Catalytic hydrogenation of the dinitro derivatives of toluene
CA1034603A (en) 1973-10-05 1978-07-11 Maurice W. Hunt Water washing of nitroaromatic compounds prior to catalytic reduction
US4224249A (en) 1979-05-14 1980-09-23 Air Products And Chemicals, Inc. Toluene diamine from non-washed dinitrotoluene
US4482769A (en) 1983-09-16 1984-11-13 Air Products And Chemicals, Inc. Reducing 2,4-dinitroortho-cresol in effluent stream from dinitrotoluene process
US4597875A (en) 1985-05-07 1986-07-01 Air Products And Chemicals, Inc. Precipitative removal of nitrocresols from dinitrotoluene waste streams
IT1221709B (it) 1987-07-03 1990-07-12 Danieli Off Mecc Martellatrice multiuso
DE19512114C2 (de) 1995-04-04 2000-04-27 Meissner Gmbh & Co Kg Josef Rückgewinnung von Salpetersäure aus Nitrierprozessen
DE19539205A1 (de) * 1995-10-22 1997-04-24 Meissner Gmbh & Co Kg Josef Verfahren zur Aromatennitrierung
FR2767318B1 (fr) * 1997-08-13 1999-10-29 Rhodia Chimie Sa Procede de recuperation d'acide nitrique compris dans un melange de composes aromatiques dinitres
US6288289B1 (en) 2000-01-27 2001-09-11 Noram Engineering And Constructors Ltd. Integrated effluent treatment process for nitroaromatic manufacture
DE102005050106B4 (de) 2005-10-18 2008-04-30 Josef Meissner Gmbh & Co. Kg Rückgewinnung von Nitriersäuregemischen aus Nitrienprozessen
EP1780198B1 (en) 2005-10-31 2011-10-05 Shin-Etsu Chemical Co., Ltd. Novel fluorosulfonyloxyalkyl sulfonate salts and derivatives, photoacid generators, resist compositions, and patterning process
DE102006004943A1 (de) 2006-02-03 2007-08-09 Bayer Materialscience Ag Verfahren zur Herstellung von Nitrobenzol
DE502006001608D1 (de) * 2006-06-21 2008-10-30 Qvf Engineering Gmbh Verfahren und Anlage zur Konzentrierung von Abfall-Schwefelsäuren aus Nitrierprozessen
DE102006060572A1 (de) * 2006-12-19 2008-06-26 Bayer Materialscience Ag Verfahren zur Herstellung von Toluylendiaminen durch katalytische Hydrierung von Dinitrotoluolen
WO2011021057A1 (en) * 2009-08-18 2011-02-24 Noram International Limited Washing system for nitroaromatic compounds
KR20120102120A (ko) * 2009-12-16 2012-09-17 바스프 에스이 Ｄｎｔ 폐수의 산성 톨루엔 추출
EP2705020B1 (de) 2011-05-19 2015-04-08 Josef Meissner GmbH & Co. KG Verfahren und vorrichtung zur aufreinigung von nitrierprodukten
US8697921B2 (en) * 2011-08-09 2014-04-15 Basf Se Process for purifying wastewaters from the workup of crude aromatic nitro compounds
JP6193358B2 (ja) 2012-04-25 2017-09-06 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ ジニトロトルエンを洗浄する方法
CN105683149B (zh) * 2013-09-05 2017-12-22 巴斯夫欧洲公司 将hcn从粗二硝基甲苯中除去的方法

Also Published As

Publication number Publication date
WO2016005070A1 (de) 2016-01-14
PL3154931T3 (pl) 2019-02-28
US10125088B2 (en) 2018-11-13
JP2017521419A (ja) 2017-08-03
CA2954075A1 (en) 2016-01-14
CA2954075C (en) 2018-12-11
US20170305835A1 (en) 2017-10-26
DE102015106617A1 (de) 2016-01-07
CN106573871A (zh) 2017-04-19
US20170166514A1 (en) 2017-06-15
CN106573871B (zh) 2018-09-04
EA033865B1 (ru) 2019-12-03
EA201790141A1 (ru) 2017-05-31
EP3154931A1 (de) 2017-04-19
DE102015106617B4 (de) 2017-09-21
US9738592B2 (en) 2017-08-22
KR20170027811A (ko) 2017-03-10
EP3154931B1 (de) 2018-08-15
KR101917384B1 (ko) 2018-11-09
BR112017000090A2 (pt) 2017-10-31
JP6437627B2 (ja) 2018-12-12
UA118056C2 (uk) 2018-11-12

Similar Documents

Publication Publication Date Title
HUE040721T2 (hu) Eljárás szennyezések eltávolítására dinitrotoluolokból
IL252553A0 (en) A method for separating solid particles from an aqueous body
SI3390517T1 (sl) Postopek za ločevanje naravnega kavčuka, ki ni iz kavčukovca, v trdni obliki iz raztopin, ki ga vsebujejo
ZA201605383B (en) A method of removing lactose from a solution
HK1243993A1 (zh) 液體淨化系統
HUE051438T2 (hu) Eljárás és berendezés nitrogén-oxidok eltávolítására nitrálás során keletkezõ hulladékgázokból
GB2522599B (en) Process for separating materials
PL3119489T3 (pl) Sposób oddzielania substancji z roztworu
ZA201802641B (en) Method for recovering zinc from solution
EP3233246C0 (en) GAS SEPARATION PROCESS
SG11201704540YA (en) Method for purifying easily polymerizable substance
PT3201364T (pt) Método para processar peles.
HK1257740A1 (zh) 用於適應的方法
HUE039330T2 (hu) Eljárás dohányrudak feldolgozására
ZA201803046B (en) Process for recovering metals
GB201414213D0 (en) Filtration process
GB2534541B (en) Method for increasing aircraft effective value
PL3113077T3 (pl) Sposób opisywania punktu charakterystycznego obrazu
GB201508586D0 (en) Pelletisation process
GB201421962D0 (en) Filtration method
PL2905289T3 (pl) Sposób oczyszczania teryparatydu (PTHl-34)
PL3067329T3 (pl) Proces usuwania selenu
SG11201709067TA (en) Removal method for earth-retaining member
SG11201802797YA (en) Processes for removing metal particles from water
SG11201706666TA (en) Method for catalyst removal