BE803171R - PROCESS FOR THE SEPARATION OF LACTAMES - Google Patents

PROCESS FOR THE SEPARATION OF LACTAMES

Info

Publication number
BE803171R
BE803171R BE134192A BE134192A BE803171R BE 803171 R BE803171 R BE 803171R BE 134192 A BE134192 A BE 134192A BE 134192 A BE134192 A BE 134192A BE 803171 R BE803171 R BE 803171R
Authority
BE
Belgium
Prior art keywords
lactames
separation
Prior art date
Application number
BE134192A
Other languages
French (fr)
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Application granted granted Critical
Publication of BE803171R publication Critical patent/BE803171R/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE134192A 1972-08-03 1973-08-03 PROCESS FOR THE SEPARATION OF LACTAMES BE803171R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7210626A NL7210626A (en) 1972-08-03 1972-08-03

Publications (1)

Publication Number Publication Date
BE803171R true BE803171R (en) 1974-02-04

Family

ID=19816646

Family Applications (1)

Application Number Title Priority Date Filing Date
BE134192A BE803171R (en) 1972-08-03 1973-08-03 PROCESS FOR THE SEPARATION OF LACTAMES

Country Status (11)

Country Link
JP (1) JPS4945054A (en)
AR (1) AR195442A1 (en)
BE (1) BE803171R (en)
BR (1) BR7305956D0 (en)
CH (1) CH592057A5 (en)
DE (1) DE2338784A1 (en)
ES (1) ES417501A2 (en)
FR (1) FR2194704B2 (en)
GB (1) GB1401094A (en)
IT (1) IT1046302B (en)
NL (1) NL7210626A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849782B2 (en) * 1975-05-30 1983-11-07 ニホンサンソ カブシキガイシヤ Ekikatennengasunokanreioriyoshita
JPS5849783B2 (en) * 1975-05-30 1983-11-07 ニホンサンソ カブシキガイシヤ Ekikatennengasunokanreioriyoshita
JPS5825954B2 (en) * 1975-07-30 1983-05-31 ニホンサンソ カブシキガイシヤ Exhaust air system
JPS5825953B2 (en) * 1975-07-30 1983-05-31 ニホンサンソ カブシキガイシヤ Exhaust air system
JPS53124188A (en) * 1977-04-06 1978-10-30 Hitachi Ltd Utilizing method for chillness of liquefied natural gas in air separator
JPS57115663A (en) * 1981-01-09 1982-07-19 Nippon Oxygen Co Ltd Power reduction of air liquified separator
US4375367A (en) * 1981-04-20 1983-03-01 Air Products And Chemicals, Inc. Lower power, freon refrigeration assisted air separation
JP2000337767A (en) 1999-05-26 2000-12-08 Air Liquide Japan Ltd Air separating method and air separating facility

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL144600B (en) * 1964-03-07 1975-01-15 Stamicarbon SEPARATION OF LACTAMES FROM A STRONG SULFURIC ACID ENVIRONMENT.
DE1770745A1 (en) * 1968-06-28 1971-11-25 Hansdieter Hofmann Process for the production of pure caprolactam

Also Published As

Publication number Publication date
GB1401094A (en) 1975-07-16
CH592057A5 (en) 1977-10-14
ES417501A2 (en) 1977-07-16
FR2194704A2 (en) 1974-03-01
NL7210626A (en) 1974-02-05
BR7305956D0 (en) 1974-07-18
JPS4945054A (en) 1974-04-27
DE2338784A1 (en) 1974-02-14
AR195442A1 (en) 1973-10-08
IT1046302B (en) 1980-06-30
FR2194704B2 (en) 1979-01-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: STAMICARBON B.V.

Effective date: 19850831