BE728619A - - Google Patents

Info

Publication number
BE728619A
BE728619A BE728619DA BE728619A BE 728619 A BE728619 A BE 728619A BE 728619D A BE728619D A BE 728619DA BE 728619 A BE728619 A BE 728619A
Authority
BE
Belgium
Application number
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
Priority claimed from DE19681643759 external-priority patent/DE1643759B2/de
Application filed filed Critical
Publication of BE728619A publication Critical patent/BE728619A/xx

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)
BE728619D 1968-02-21 1969-02-19 BE728619A (US20070066794A1-20070322-C00010.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681643759 DE1643759B2 (de) 1968-02-21 1968-02-21 Verfahren zum Verdichten von Keten

Publications (1)

Publication Number Publication Date
BE728619A true BE728619A (US20070066794A1-20070322-C00010.png) 1969-08-19

Family

ID=5684393

Family Applications (1)

Application Number Title Priority Date Filing Date
BE728619D BE728619A (US20070066794A1-20070322-C00010.png) 1968-02-21 1969-02-19

Country Status (2)

Country Link
AT (1) AT284806B (US20070066794A1-20070322-C00010.png)
BE (1) BE728619A (US20070066794A1-20070322-C00010.png)

Also Published As

Publication number Publication date
AT284806B (de) 1970-09-25

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