Title:
【発明の名称】直接酸化エチレンオキシドプロセス
Document Type and Number:
Japanese Patent JP2972496
Kind Code:
B2
Abstract:
A direct-oxidation ethylene oxide process of the type comprising a) reacting a feed gas stream including ethylene and a commercially-pure oxygen in one or more reactors and b) absorbing out ethylene oxide from the product stream from the one or more reactors in a first absorption zone, unreacted ethylene is recoverd from an ethylene-rich argon purge gas stream via an absorber and a stripper in combination, the recovered ethylene is recycled to the feed gas stream, and an ethylene-lean argon purge gas stream is purged.
Inventors:
JON JII PENDAAGASUTO
UEIN EI TAANAA
HARORUDO BII MAACHIN JUNIAA
SUTEIIUN EI NODEINGU
UEIN EI TAANAA
HARORUDO BII MAACHIN JUNIAA
SUTEIIUN EI NODEINGU
Application Number:
JP20162693A
Publication Date:
November 08, 1999
Filing Date:
August 13, 1993
Export Citation:
Assignee:
DAU CHEM CO ZA
International Classes:
C07D301/08; C07D301/10; C07D301/32; C07D303/04; (IPC1-7): C07D301/08; C07D303/04
Domestic Patent References:
| JP60174732A | ||||
| JP6284069A |
Attorney, Agent or Firm:
Kazuo Shamoto (5 outside)