CH592057A5 - - Google Patents

Info

Publication number
CH592057A5
CH592057A5 CH1125273A CH1125273A CH592057A5 CH 592057 A5 CH592057 A5 CH 592057A5 CH 1125273 A CH1125273 A CH 1125273A CH 1125273 A CH1125273 A CH 1125273A CH 592057 A5 CH592057 A5 CH 592057A5
Authority
CH
Switzerland
Application number
CH1125273A
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
Publication of CH592057A5 publication Critical patent/CH592057A5/xx

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)
CH1125273A 1972-08-03 1973-08-02 CH592057A5 (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH592057A5 true CH592057A5 (xx) 1977-10-14

Family

ID=19816646

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1125273A CH592057A5 (xx) 1972-08-03 1973-08-02

Country Status (11)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5849783B2 (ja) * 1975-05-30 1983-11-07 ニホンサンソ カブシキガイシヤ エキカテンネンガスノカンレイオリヨウシタ エキタイクウキノセイゾウホウホウ
JPS5849782B2 (ja) * 1975-05-30 1983-11-07 ニホンサンソ カブシキガイシヤ エキカテンネンガスノカンレイオリヨウシタ エキタイクウキノセイゾウホウホウ
JPS5825954B2 (ja) * 1975-07-30 1983-05-31 ニホンサンソ カブシキガイシヤ エキカテンネンガスノカンレイオリヨウシタエキタイクウキノ セイゾウホウホウ
JPS5825953B2 (ja) * 1975-07-30 1983-05-31 ニホンサンソ カブシキガイシヤ エキカテンネンガスノカンレイオリヨウシタエキタイクウキノ セイゾウホウホウ
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 (ja) 1999-05-26 2000-12-08 Air Liquide Japan Ltd 空気分離方法及び空気分離設備

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL144600B (nl) * 1964-03-07 1975-01-15 Stamicarbon Afscheiding van lactamen uit een sterk zwavelzuur milieu.
DE1770745A1 (de) * 1968-06-28 1971-11-25 Hansdieter Hofmann Verfahren zur Herstellung von reinem Caprolactam

Also Published As

Publication number Publication date
FR2194704A2 (xx) 1974-03-01
JPS4945054A (xx) 1974-04-27
BE803171R (fr) 1974-02-04
IT1046302B (it) 1980-06-30
ES417501A2 (es) 1977-07-16
DE2338784A1 (de) 1974-02-14
AR195442A1 (es) 1973-10-08
GB1401094A (en) 1975-07-16
FR2194704B2 (xx) 1979-01-26
NL7210626A (xx) 1974-02-05
BR7305956D0 (pt) 1974-07-18

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Legal Events

Date Code Title Description
PL Patent ceased