Patent · US Expired

Butadiene and isobutylene removal from olefinic streams

US7227047B2 · kind B2 · utility

11Cited by
8References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 2003
Grant dateJun 5, 2007
Priority date
Expiry dateNov 14, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2523/44
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process is disclosed for selectively removing isobutene and butadiene from a stream, the process comprising contacting the stream with a hydrogenation catalyst to hydrogenate butadiene and an oligomerization catalyst to oligomerize isobutene.

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