CH579937A5 - - Google Patents

Info

Publication number
CH579937A5
CH579937A5 CH761674A CH761674A CH579937A5 CH 579937 A5 CH579937 A5 CH 579937A5 CH 761674 A CH761674 A CH 761674A CH 761674 A CH761674 A CH 761674A CH 579937 A5 CH579937 A5 CH 579937A5
Authority
CH
Switzerland
Application number
CH761674A
Original Assignee
Lummus 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 Lummus Co filed Critical Lummus Co
Publication of CH579937A5 publication Critical patent/CH579937A5/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/38—Steam distillation
CH761674A 1974-04-05 1974-06-04 CH579937A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US458199A US3922147A (en) 1974-04-05 1974-04-05 Hydrolysis reactor

Publications (1)

Publication Number Publication Date
CH579937A5 true CH579937A5 (ja) 1976-09-30

Family

ID=23819777

Family Applications (1)

Application Number Title Priority Date Filing Date
CH761674A CH579937A5 (ja) 1974-04-05 1974-06-04

Country Status (6)

Country Link
US (1) US3922147A (ja)
CA (1) CA1021133A (ja)
CH (1) CH579937A5 (ja)
DE (1) DE2423755C2 (ja)
IT (1) IT1013435B (ja)
NL (1) NL7407737A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4341640A (en) * 1976-09-27 1982-07-27 Standard Oil Company Urea hydrolysis
CA1196569A (en) * 1981-02-27 1985-11-12 David W. Weiler Gas-liquid contacting tray
DE3614019A1 (de) 1986-04-25 1987-11-05 Degussa Verfahren zur herstellung grobkristalliner nicotinsaeure hoher reinheit
CA2141886E (en) 1994-05-11 1999-10-12 Federico Zardi Reactor for two-phase reactions, in particular for urea synthesis at high pressure and temperature
CA2168993C (en) * 1995-10-27 2007-01-02 Giorgio Pagani Hydrolysis reactor for removal of urea, ammonia and carbon dioxide from a liquid phase comprising urea in aqueous solution
US5772968A (en) * 1996-07-03 1998-06-30 Sunrise, Inc. Apparatus and method for hydrolyzing keratinaceous material
US6075117A (en) * 1998-12-21 2000-06-13 E.I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 using dicarboxylic acids as the sole catalyst
US6084056A (en) * 1998-12-22 2000-07-04 E. I. Dupont De Nemours & Company Process for the hydrolysis of adiponitrile and the production of nylon 6,6 utilizing low catalyst levels
US6103863A (en) * 1998-12-22 2000-08-15 E. I. Dupont De Nemours & Company Process for preparation of polyamide from dinitrile and diamine
EP1195194B1 (en) * 2000-10-09 2006-02-01 Urea Casale S.A. Improved apparatus for carbamate decomposition and ammonia and carbon dioxide stripping from urea solutions

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705216A (en) * 1955-03-29 Method and apparatus for converting hydrocarbons
US1499898A (en) * 1920-10-28 1924-07-01 Robert B Wolf Method of and apparatus for absorbing gases in liquids
US2477454A (en) * 1944-09-15 1949-07-26 Dorr Co Process of reducing ferric oxide to ferrosoferric oxide
US2762683A (en) * 1953-02-27 1956-09-11 Universal Oil Prod Co Contacting of solid material with liquid phase reactant streams
US3075580A (en) * 1956-08-31 1963-01-29 United States Steel Corp Heat exchanger and method
US3102787A (en) * 1960-07-13 1963-09-03 Du Pont Preparation of hydrogen fluoride
US3505018A (en) * 1966-10-31 1970-04-07 Texas Instruments Inc Reforming hydrocarbon fuels
US3784628A (en) * 1971-07-06 1974-01-08 Phillips Petroleum Co Removing alkyl fluoride with hf acid from an alkylation hydrocarbon effluent
US3833647A (en) * 1971-09-07 1974-09-03 Lummus Co Production of aromatic polycarboxylic acids
US3746515A (en) * 1971-10-13 1973-07-17 Lummus Co Two stage high temperature shift reactor
US3730690A (en) * 1971-10-18 1973-05-01 Phillips Petroleum Co Liquid-liquid contacting means

Also Published As

Publication number Publication date
NL7407737A (nl) 1975-10-07
CA1021133A (en) 1977-11-22
IT1013435B (it) 1977-03-30
DE2423755A1 (de) 1975-10-16
US3922147A (en) 1975-11-25
DE2423755C2 (de) 1983-04-21

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Legal Events

Date Code Title Description
PL Patent ceased