FR2037874A5 - - Google Patents

Info

Publication number
FR2037874A5
FR2037874A5 FR7008503A FR7008503A FR2037874A5 FR 2037874 A5 FR2037874 A5 FR 2037874A5 FR 7008503 A FR7008503 A FR 7008503A FR 7008503 A FR7008503 A FR 7008503A FR 2037874 A5 FR2037874 A5 FR 2037874A5
Authority
FR
France
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.)
Expired
Application number
FR7008503A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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 BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Application granted granted Critical
Publication of FR2037874A5 publication Critical patent/FR2037874A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/87—Preparation of ketenes or dimeric ketenes
    • C07C45/90—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7008503A 1969-03-12 1970-03-10 Expired FR2037874A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691912407 DE1912407A1 (de) 1969-03-12 1969-03-12 Verfahren zum Reinigen und Verdichten von Keten

Publications (1)

Publication Number Publication Date
FR2037874A5 true FR2037874A5 (fr) 1970-12-31

Family

ID=5727809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7008503A Expired FR2037874A5 (fr) 1969-03-12 1970-03-10

Country Status (7)

Country Link
JP (1) JPS4820529B1 (fr)
BE (1) BE747189A (fr)
CH (1) CH520089A (fr)
DE (1) DE1912407A1 (fr)
FR (1) FR2037874A5 (fr)
GB (1) GB1292512A (fr)
NL (1) NL7003334A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49148133U (fr) * 1973-04-24 1974-12-20
JPS51116017U (fr) * 1975-03-15 1976-09-20
JPS51116018U (fr) * 1975-03-15 1976-09-20
JPS53120129U (fr) * 1977-03-02 1978-09-25

Also Published As

Publication number Publication date
BE747189A (fr) 1970-09-11
NL7003334A (fr) 1970-09-15
JPS4820529B1 (fr) 1973-06-21
GB1292512A (en) 1972-10-11
CH520089A (de) 1972-03-15
DE1912407A1 (de) 1970-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse