Patents

Description

PROCEDEU PENTRU RECUPERAREA ACRILONITRILULUI SAU METACRILONITRILULUI

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Interest:

Assignment

Publication info:

No.: RO118202

Date: 28.03.2003

Inventor(s):

GIBSON JAMES STEPHEN [US]

RINKER JEFFREY EARLE [US]

WACHTENDORF PAUL TRIGG [US]

GODBOLE SANJAY PURUSHOTTAM [US]

Applicant(s):
STANDARD OIL THE COMPANY CLEVE [US]
Classification:
International patent classification (IPC):
C07B63/00; C07C253/26; C07C253/32; C07C253/34; C07C255/03; C07C255/08; C07C5/08; C07C253/18
Cooperative patent classification (CPC):
C07C253/26 (EP, US); C07C253/34 (EP, US); C07C253/26; C07C255/08; C07C253/34
Application info:
No.: RO19970000145
Date: 27.01.1997
Priority number(s):
US19960659480 06.06.1996
Related patents:
BG101172; BG62927; BR9700013; CN1090175; CN1167757; DE69705261; EP0811609; ES2158448; JP2007297399; JP4164546; JPH107639; KR100481566; KR980002013; MX9700631; MY117359; RU2178410; SA97180023; SG45523; TR199700043; TW438743; US5629444; ZA97104
Description:

Inventia se refera la un procedeu pentru recuperarea acrilonitrilului sau metacrilonitrilului obtinut din efluentul de reactor, de la o reactie de amonooxidare a propilenei sau izobutilenei, ce cuprinde trecerea efluentului de reactor printr-o coloana de absorbtie, un prim decantor la o temperatura mentinuta intre 0 si 240C, o coloana de recuperare, un al doilea decantor mentinut la aceeasi temperatura cuprinsa intre 0 si 240C si o coloana de stripare.

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