Patent · US Expired

Treatment of carbonylation effluent

US4241219A · kind A · utility

10Cited by
5References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 30, 1979
Grant dateDec 23, 1980
Priority date
Expiry dateJul 30, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C51/56
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

In the carbonylation of esters and/or ethers the reaction mixture is separated into fractions to recover components therefrom, gases are withdrawn from the system and halogen values are recovered from said gases by contact with a component recovered from said reaction mixture.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.