JPS4945054A - - Google Patents

Info

Publication number
JPS4945054A
JPS4945054A JP48087429A JP8742973A JPS4945054A JP S4945054 A JPS4945054 A JP S4945054A JP 48087429 A JP48087429 A JP 48087429A JP 8742973 A JP8742973 A JP 8742973A JP S4945054 A JPS4945054 A JP S4945054A
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Pending
Application number
JP48087429A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4945054A publication Critical patent/JPS4945054A/ja
Pending legal-status Critical Current

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)
JP48087429A 1972-08-03 1973-08-03 Pending JPS4945054A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS4945054A true JPS4945054A (fr) 1974-04-27

Family

ID=19816646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48087429A Pending JPS4945054A (fr) 1972-08-03 1973-08-03

Country Status (11)

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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51140880A (en) * 1975-05-30 1976-12-04 Nippon Sanso Kk A process for production of liquid air using the coldness of liquefied natural gas
JPS51140881A (en) * 1975-05-30 1976-12-04 Nippon Sanso Kk A process for production of liquid air using the coldness of liquefied natural gas
JPS5216479A (en) * 1975-07-30 1977-02-07 Nippon Sanso Kk Process for production of liquid air using chilling of liquefied natur al gas
JPS5216480A (en) * 1975-07-30 1977-02-07 Nippon Sanso Kk Process for production of liquefied air using chilling of liquefied na tural gas
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
JPS57182069A (en) * 1981-04-20 1982-11-09 Air Prod & Chem Method and device for separating air
US6295837B1 (en) 1999-05-26 2001-10-02 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Apparatus for air separation

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

Cited By (14)

* 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
JPS51140881A (en) * 1975-05-30 1976-12-04 Nippon Sanso Kk A process for production of liquid air using the coldness of liquefied natural gas
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
JPS51140880A (en) * 1975-05-30 1976-12-04 Nippon Sanso Kk A process for production of liquid air using the coldness of liquefied natural gas
JPS5216480A (en) * 1975-07-30 1977-02-07 Nippon Sanso Kk Process for production of liquefied air using chilling of liquefied na tural gas
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
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
JPS5216479A (en) * 1975-07-30 1977-02-07 Nippon Sanso Kk Process for production of liquid air using chilling of liquefied natur al gas
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
JPH0128314B2 (fr) * 1981-01-09 1989-06-01 Nippon Oxygen Co Ltd
JPS57182069A (en) * 1981-04-20 1982-11-09 Air Prod & Chem Method and device for separating air
JPS5939671B2 (ja) * 1981-04-20 1984-09-25 エア−・プロダクツ・アンド・ケミカルス・インコ−ポレ−テツド 空気分離方法及び装置
US6295837B1 (en) 1999-05-26 2001-10-02 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Apparatus for air separation

Also Published As

Publication number Publication date
ES417501A2 (es) 1977-07-16
FR2194704A2 (fr) 1974-03-01
CH592057A5 (fr) 1977-10-14
NL7210626A (fr) 1974-02-05
AR195442A1 (es) 1973-10-08
GB1401094A (en) 1975-07-16
IT1046302B (it) 1980-06-30
DE2338784A1 (de) 1974-02-14
BR7305956D0 (pt) 1974-07-18
FR2194704B2 (fr) 1979-01-26
BE803171R (fr) 1974-02-04

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