DE68918258D1 - Wirbelbettverfahren. - Google Patents

Wirbelbettverfahren.

Info

Publication number
DE68918258D1
DE68918258D1 DE68918258T DE68918258T DE68918258D1 DE 68918258 D1 DE68918258 D1 DE 68918258D1 DE 68918258 T DE68918258 T DE 68918258T DE 68918258 T DE68918258 T DE 68918258T DE 68918258 D1 DE68918258 D1 DE 68918258D1
Authority
DE
Germany
Prior art keywords
fluidized bed
bed process
fluidized
bed
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 - Lifetime
Application number
DE68918258T
Other languages
English (en)
Other versions
DE68918258T2 (de
Inventor
John Ferrell Braun
Robert Thomas Nowak
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.)
Solutia Inc
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Publication of DE68918258D1 publication Critical patent/DE68918258D1/de
Application granted granted Critical
Publication of DE68918258T2 publication Critical patent/DE68918258T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/85—Chromium, molybdenum or tungsten
    • B01J23/88—Molybdenum
    • B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/8876—Arsenic, antimony or bismuth
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0055—Separating solid material from the gas/liquid stream using cyclones
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/32—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with introduction into the fluidised bed of more than one kind of moving particles
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
DE68918258T 1988-12-29 1989-12-21 Wirbelbettverfahren. Expired - Lifetime DE68918258T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29189288A 1988-12-29 1988-12-29

Publications (2)

Publication Number Publication Date
DE68918258D1 true DE68918258D1 (de) 1994-10-20
DE68918258T2 DE68918258T2 (de) 1995-05-04

Family

ID=23122315

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918258T Expired - Lifetime DE68918258T2 (de) 1988-12-29 1989-12-21 Wirbelbettverfahren.

Country Status (7)

Country Link
EP (1) EP0376912B1 (de)
JP (1) JP2968810B2 (de)
BR (1) BR8906819A (de)
CA (1) CA2006815A1 (de)
DE (1) DE68918258T2 (de)
ES (1) ES2017452T3 (de)
MX (1) MX172994B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69818268T2 (de) 1997-07-14 2004-06-24 Mitsubishi Chemical Corp. Verfahren zur katalytischen oxydation von kohlenwasserstoffen in der gasphase
JP2002265431A (ja) * 2001-03-06 2002-09-18 Daiyanitorikkusu Kk アンモ酸化反応の停止方法
JP4762554B2 (ja) * 2005-01-06 2011-08-31 ダイヤニトリックス株式会社 アクリロニトリルの製造方法
JP6488869B2 (ja) * 2015-05-11 2019-03-27 三菱ケミカル株式会社 流動床反応器及びそれを用いたニトリル化合物の製造方法
KR102508137B1 (ko) * 2018-06-28 2023-03-09 어센드 퍼포먼스 머티리얼즈 오퍼레이션즈 엘엘씨 유동층 반응기에 실리카 입자를 사용하는 방법 및 시스템

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527694A (en) * 1968-12-09 1970-09-08 Exxon Research Engineering Co Fluid solids system
FR2242143B1 (de) * 1973-09-04 1978-03-24 Rhone Progil
US4018712A (en) * 1973-12-27 1977-04-19 Monsanto Company Oxidation/ammoxidation catalyst
US4102914A (en) * 1977-05-20 1978-07-25 Gulf Research & Development Company Process for preparing acrylonitrile
DE3244769A1 (de) * 1982-12-03 1984-06-07 Kernforschungsanlage Jülich GmbH, 5170 Jülich Vorrichtung zur feinstaubabscheidung bei einem wirbelschichtreaktor
US4597774A (en) * 1984-10-22 1986-07-01 Foster Wheeler Energy Corporation Method for improving the operation of a fluidized bed

Also Published As

Publication number Publication date
CA2006815A1 (en) 1990-06-29
EP0376912A2 (de) 1990-07-04
ES2017452T3 (es) 1995-01-01
JP2968810B2 (ja) 1999-11-02
JPH02231459A (ja) 1990-09-13
EP0376912A3 (en) 1990-09-19
MX172994B (es) 1994-01-27
BR8906819A (pt) 1990-09-18
DE68918258T2 (de) 1995-05-04
EP0376912B1 (de) 1994-09-14
ES2017452A4 (es) 1991-02-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SOLUTIA INC., ST. LOUIS, MO., US