IT8420587A1 - Procedimento per la rigenerazione di catalizzatori di ammonoossidazione - Google Patents

Procedimento per la rigenerazione di catalizzatori di ammonoossidazione

Info

Publication number
IT8420587A1
IT8420587A1 IT1984A20587A IT2058784A IT8420587A1 IT 8420587 A1 IT8420587 A1 IT 8420587A1 IT 1984A20587 A IT1984A20587 A IT 1984A20587A IT 2058784 A IT2058784 A IT 2058784A IT 8420587 A1 IT8420587 A1 IT 8420587A1
Authority
IT
Italy
Prior art keywords
catalyst
regeneration
ammoxidation
impregnation
molybdic acid
Prior art date
Application number
IT1984A20587A
Other languages
English (en)
Other versions
IT1176080B (it
IT8420587A0 (it
Original Assignee
Enichimica Secondaria
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 Enichimica Secondaria filed Critical Enichimica Secondaria
Priority to IT20587/84A priority Critical patent/IT1176080B/it
Publication of IT8420587A0 publication Critical patent/IT8420587A0/it
Priority to EP85830093A priority patent/EP0165210B1/en
Priority to US06/724,070 priority patent/US4609635A/en
Priority to DE8585830093T priority patent/DE3579952D1/de
Priority to AT85830093T priority patent/ATE57109T1/de
Priority to JP60083590A priority patent/JPS61445A/ja
Publication of IT8420587A1 publication Critical patent/IT8420587A1/it
Application granted granted Critical
Publication of IT1176080B publication Critical patent/IT1176080B/it

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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/28—Regeneration or reactivation
    • B01J27/285—Regeneration or reactivation of catalysts comprising compounds of phosphorus
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
    • 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
    • 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
    • Y02P20/584—Recycling of catalysts
IT20587/84A 1984-04-18 1984-04-18 Procedimento per la rigenerazione di catalizzatori di ammonoossidazione IT1176080B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT20587/84A IT1176080B (it) 1984-04-18 1984-04-18 Procedimento per la rigenerazione di catalizzatori di ammonoossidazione
EP85830093A EP0165210B1 (en) 1984-04-18 1985-04-17 Method for the regeneration of ammoxidation catalysts
US06/724,070 US4609635A (en) 1984-04-18 1985-04-17 Method for the regeneration of ammoxidation catalysts
DE8585830093T DE3579952D1 (de) 1984-04-18 1985-04-17 Methode zur regenerierung von ammoxydationskatalysatoren.
AT85830093T ATE57109T1 (de) 1984-04-18 1985-04-17 Methode zur regenerierung von ammoxydationskatalysatoren.
JP60083590A JPS61445A (ja) 1984-04-18 1985-04-18 アンモオキシデ−シヨン触媒の再生法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20587/84A IT1176080B (it) 1984-04-18 1984-04-18 Procedimento per la rigenerazione di catalizzatori di ammonoossidazione

Publications (3)

Publication Number Publication Date
IT8420587A0 IT8420587A0 (it) 1984-04-18
IT8420587A1 true IT8420587A1 (it) 1985-10-18
IT1176080B IT1176080B (it) 1987-08-12

Family

ID=11169198

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20587/84A IT1176080B (it) 1984-04-18 1984-04-18 Procedimento per la rigenerazione di catalizzatori di ammonoossidazione

Country Status (6)

Country Link
US (1) US4609635A (it)
EP (1) EP0165210B1 (it)
JP (1) JPS61445A (it)
AT (1) ATE57109T1 (it)
DE (1) DE3579952D1 (it)
IT (1) IT1176080B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1245109A (en) * 1983-10-31 1988-11-22 Hsien-Kun Chu Method of forming amorphous polymeric halosilane films and products produced therefrom
GB2188231B (en) * 1986-03-27 1989-11-22 A & C Limited Mounting head for apparatus to be orientated
EP0284872B1 (de) * 1987-03-17 1991-08-07 Röhm Gmbh Aktivitätsstabilisierung und Reaktivierung von Heteropolysäurekatalysatoren
US4729980A (en) * 1987-04-27 1988-03-08 Intevep, S.A. Catalyst for the simultaneous hydrodemetallization and hydroconversion of heavy hydrocarbon feedstocks and process for preparing the catalyst
JP2903317B2 (ja) * 1988-08-26 1999-06-07 三菱レイヨン株式会社 モリブデン含有アンモ酸化触媒の製法
KR920000321B1 (ko) * 1989-06-03 1992-01-11 동양나이론 주식회사 극세사용 복합사
US5378668A (en) * 1990-07-13 1995-01-03 Ec Erdolchemie Gmbh Process for reactivating ammoxidation catalysts
DE4022416A1 (de) * 1990-07-13 1992-01-16 Erdoelchemie Gmbh Verfahren zur reaktivierung von ammoxidationskatalysatoren
CN1025551C (zh) * 1990-11-05 1994-08-03 中国石油化工总公司 保持丙烯腈流化床钼系催化剂活性稳定的补加催化剂
DE4200248A1 (de) * 1992-01-08 1993-07-15 Basf Ag Verfahren zur regenerierung von metalloxid-katalysatoren
WO1997033863A1 (fr) * 1996-03-12 1997-09-18 Asahi Kasei Kogyo Kabushiki Kaisha Processus de preparation de nitrile non sature
US5877108A (en) * 1997-12-05 1999-03-02 The Standard Oil Company Performance of used molybdenum based catalysts by the addition of ammonium dimolybdate
JP3573959B2 (ja) 1998-05-12 2004-10-06 ダイヤニトリックス株式会社 モリブデン含有酸化物流動層触媒の再生法
CN101992128B (zh) * 2009-08-31 2012-09-05 中国石油化工股份有限公司 氨氧化流化床催化剂的再生方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973326A (en) * 1954-11-26 1961-02-28 Reichhold Chemicals Inc Process for regenerating an ironmolybdenum containing oxidation catalyst
US4052332A (en) * 1976-04-20 1977-10-04 E. I. Du Pont De Nemours And Company Catalyst regeneration with impregnation of bismuth and molybdenum
JPS5715842A (en) * 1980-06-30 1982-01-27 Nitto Chem Ind Co Ltd Manufacture of highly active fluid catalyst from coarse grained catalyst

Also Published As

Publication number Publication date
EP0165210A3 (en) 1987-10-28
EP0165210A2 (en) 1985-12-18
JPS61445A (ja) 1986-01-06
EP0165210B1 (en) 1990-10-03
ATE57109T1 (de) 1990-10-15
DE3579952D1 (de) 1990-11-08
JPH0533100B2 (it) 1993-05-18
IT1176080B (it) 1987-08-12
US4609635A (en) 1986-09-02
IT8420587A0 (it) 1984-04-18

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960415