BE573258A - - Google Patents

Info

Publication number
BE573258A
BE573258A BE573258DA BE573258A BE 573258 A BE573258 A BE 573258A BE 573258D A BE573258D A BE 573258DA BE 573258 A BE573258 A BE 573258A
Authority
BE
Belgium
Application number
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.)
Publication of BE573258A publication Critical patent/BE573258A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18Stationary reactors having moving elements inside
    • B01J19/1812Tubular reactors
    • B01J19/1837Loop-type reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18Stationary reactors having moving elements inside
    • B01J19/1812Tubular reactors
    • B01J19/1818Tubular reactors in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2415Tubular reactors
    • B01J19/2425Tubular reactors in parallel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2415Tubular reactors
    • B01J19/2435Loop-type reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/245Stationary reactors without moving elements inside placed in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2455Stationary reactors without moving elements inside provoking a loop type movement of the reactants
    • B01J19/2465Stationary reactors without moving elements inside provoking a loop type movement of the reactants externally, i.e. the mixture leaving the vessel and subsequently re-entering it
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07BGENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B43/00Formation or introduction of functional groups containing nitrogen
    • C07B43/02Formation or introduction of functional groups containing nitrogen of nitro or nitroso groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/08Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00074Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00103Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00051Controlling the temperature
    • B01J2219/00159Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00164Controlling or regulating processes controlling the flow

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE573258D 1957-11-29 BE573258A (US06623731-20030923-C00008.png)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US69960857A 1957-11-29 1957-11-29
US72270A US3092671A (en) 1957-11-29 1960-11-16 Nitration of aromatic hydrocarbons

Publications (1)

Publication Number Publication Date
BE573258A true BE573258A (US06623731-20030923-C00008.png)

Family

ID=26753181

Family Applications (1)

Application Number Title Priority Date Filing Date
BE573258D BE573258A (US06623731-20030923-C00008.png) 1957-11-29

Country Status (6)

Country Link
US (1) US3092671A (US06623731-20030923-C00008.png)
BE (1) BE573258A (US06623731-20030923-C00008.png)
FR (1) FR1213939A (US06623731-20030923-C00008.png)
GB (1) GB871048A (US06623731-20030923-C00008.png)
IT (1) IT597065A (US06623731-20030923-C00008.png)
NL (1) NL233692A (US06623731-20030923-C00008.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0028203B1 (de) * 1979-09-13 1982-12-15 Ciba-Geigy Ag Verfahren zur Abführung der Reaktionswärme exothermer chemischer Reaktionen und Vorrichtung zur Durchführung des Verfahrens
US4248798A (en) * 1980-01-28 1981-02-03 The United States Of America As Represented By The Secretary Of The Navy New method for preparing pentanitroaniline and triaminotrinitrobenzenes from trinitrotoluene
US4367347A (en) * 1981-06-01 1983-01-04 Air Products And Chemicals, Inc. High purity 2,4-dinitrotoluene from toluene nitration process
ATE17090T1 (de) * 1981-07-06 1986-01-15 Azote & Prod Chim Nitrationsreaktor fuer kohlenwasserstoffe in der gasphase.
US4935557A (en) * 1984-08-07 1990-06-19 Air Products And Chemicals, Inc. Conitration of mixed aromatic hydrocarbons
DE19539205A1 (de) * 1995-10-22 1997-04-24 Meissner Gmbh & Co Kg Josef Verfahren zur Aromatennitrierung
DE102004005913A1 (de) * 2004-02-05 2005-08-25 Basf Ag Verfahren zur Herstellung von Dinitrotoluol
EP2014641A3 (en) * 2007-06-06 2009-03-18 Huntsman International Llc Process for preparing mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates
FR3022334A1 (fr) * 2014-06-17 2015-12-18 Bernard Etcheparre Echangeur thermique a fluide a recirculation, dit a ecopes
WO2020212333A1 (de) 2019-04-17 2020-10-22 Covestro Deutschland Ag Verfahren zur kontinuierlichen herstellung von nitrobenzol
EP3956290A1 (de) * 2019-04-17 2022-02-23 Covestro Deutschland AG Verfahren und vorrichtung zur herstellung von nitrobenzol
CN115057781B (zh) * 2022-06-28 2023-08-15 宁夏信广和新材料科技有限公司 一种硝基苯的生产方法
CN115228417B (zh) * 2022-07-25 2023-08-22 福建康峰新材料有限公司 一种间硝基三氟甲苯合成装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE515328A (US06623731-20030923-C00008.png) * 1951-11-06 1900-01-01
US2951877A (en) * 1957-02-25 1960-09-06 Hercules Powder Co Ltd Process for the preparation of trinitrotoluene

Also Published As

Publication number Publication date
US3092671A (en) 1963-06-04
GB871048A (en) 1961-06-21
IT597065A (US06623731-20030923-C00008.png)
FR1213939A (fr) 1960-04-05
NL233692A (US06623731-20030923-C00008.png)

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