IT1100073B - Processo per la riattivazione di catalizzatori esauriti - Google Patents

Processo per la riattivazione di catalizzatori esauriti

Info

Publication number
IT1100073B
IT1100073B IT29481/78A IT2948178A IT1100073B IT 1100073 B IT1100073 B IT 1100073B IT 29481/78 A IT29481/78 A IT 29481/78A IT 2948178 A IT2948178 A IT 2948178A IT 1100073 B IT1100073 B IT 1100073B
Authority
IT
Italy
Prior art keywords
reactivation
sold out
out catalysts
catalysts
sold
Prior art date
Application number
IT29481/78A
Other languages
English (en)
Other versions
IT7829481A0 (it
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Publication of IT7829481A0 publication Critical patent/IT7829481A0/it
Application granted granted Critical
Publication of IT1100073B publication Critical patent/IT1100073B/it

Links

Classifications

    • 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
    • B01J27/32—Regeneration or reactivation of catalysts comprising compounds of halogens
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/08—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds
    • C07C253/10—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds to compounds containing carbon-to-carbon double bonds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
IT29481/78A 1977-11-07 1978-11-06 Processo per la riattivazione di catalizzatori esauriti IT1100073B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4621177 1977-11-07

Publications (2)

Publication Number Publication Date
IT7829481A0 IT7829481A0 (it) 1978-11-06
IT1100073B true IT1100073B (it) 1985-09-28

Family

ID=10440311

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29481/78A IT1100073B (it) 1977-11-07 1978-11-06 Processo per la riattivazione di catalizzatori esauriti

Country Status (5)

Country Link
US (1) US4210558A (it)
EP (1) EP0001899B1 (it)
JP (1) JPS5475489A (it)
DE (1) DE2861674D1 (it)
IT (1) IT1100073B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277879A (en) * 1991-04-23 1994-01-11 Coastal Catalyst Technology, Inc. Sulfider with removable injectors
FR2850966B1 (fr) 2003-02-10 2005-03-18 Rhodia Polyamide Intermediates Procede de fabrication de composes dinitriles
FR2854891B1 (fr) 2003-05-12 2006-07-07 Rhodia Polyamide Intermediates Procede de preparation de dinitriles
EP1948591A1 (en) 2005-10-18 2008-07-30 INVISTA Technologies S.à.r.l. Process of making 3-aminopentanenitrile
CZ2008547A3 (cs) 2006-03-17 2009-06-10 Invista Technologies S. A. R. L. Zpusob purifikace triorganofosfitu ošetrením bazickým aditivem
US7880028B2 (en) 2006-07-14 2011-02-01 Invista North America S.A R.L. Process for making 3-pentenenitrile by hydrocyanation of butadiene
US7919646B2 (en) 2006-07-14 2011-04-05 Invista North America S.A R.L. Hydrocyanation of 2-pentenenitrile
CN101687658B (zh) 2007-05-14 2013-07-24 因温斯特技术公司 高效反应器和方法
WO2008157218A1 (en) 2007-06-13 2008-12-24 Invista Technologies S.A.R.L. Process for improving adiponitrile quality
EP2229353B1 (en) 2008-01-15 2018-01-03 INVISTA Textiles (U.K.) Limited Hydrocyanation of pentenenitriles
CN101910119B (zh) 2008-01-15 2013-05-29 因温斯特技术公司 用于制备和精制3-戊烯腈，和用于精制2-甲基-3-丁烯腈的方法
EP2257516A4 (en) * 2008-03-19 2012-12-12 Invista Tech Sarl METHOD FOR THE PRODUCTION OF CYCLODODECATRIOS AND METHOD FOR THE PRODUCTION OF LAUROLACTONE
EP2334624B1 (en) 2008-10-14 2014-10-01 Invista Technologies S.à.r.l. Process for making 2-secondary-alkyl-4,5-di-(normal-alkyl)phenols
CN102471218B (zh) 2009-08-07 2014-11-05 因温斯特技术公司 用于形成二酯的氢化并酯化

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR797947A (fr) * 1934-11-24 1936-05-06 Catalysts Ltd Perfectionnements aux catalyseurs et à leurs procédés de fabrication
US2553008A (en) * 1948-01-26 1951-05-15 Texas Co Preparation of unsaturated organic nitriles
DE1011876B (de) * 1953-08-28 1957-07-11 Ciba Geigy Verfahren zur Reinigung und Wiedergewinnung der bei der Herstellung von Acrylsaeurenitril aus Blausaeure und Acetylen verwendeten Cuprosalzkatalysatorloesung
US2920098A (en) * 1957-01-30 1960-01-05 Du Pont Acrylonitrile synthesis
US3114764A (en) * 1960-03-23 1963-12-17 Du Pont Acrylonitrile synthesis from acetylene and hydrogen cyanide in non-aqueous promoted cuprous chloride catalyst solution
US3344084A (en) * 1963-09-23 1967-09-26 Monsanto Co Regeneration of acrylonitrile synthesis catalysts
US3671596A (en) * 1968-10-02 1972-06-20 Du Pont Low temperature melt chlorination process
GB1429651A (en) 1972-07-31 1976-03-24 Ici Ltd Manufacture of organic nitriles
GB1429169A (en) 1972-09-07 1976-03-24 Ici Ltd Manufacture of organic nitriles
GB1482909A (en) 1973-10-31 1977-08-17 Ici Ltd Manufacture of organic nitriles

Also Published As

Publication number Publication date
EP0001899A1 (en) 1979-05-16
IT7829481A0 (it) 1978-11-06
US4210558A (en) 1980-07-01
EP0001899B1 (en) 1982-03-17
DE2861674D1 (en) 1982-04-15
JPS5475489A (en) 1979-06-16

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