The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 09, 2018
Filed:
Jun. 12, 2015
Applicant:
Celanese International Corporation, Irving, TX (US);
Inventors:
G. Paull Torrence, League City, TX (US);
Raymond J. Zinobile, Houston, TX (US);
Oyeyemi F. Oyerinde, Houston, TX (US);
Assignee:
CELANESE INTERNATIONAL CORPORATION, Irving, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/12 (2006.01); B01D 3/14 (2006.01); C07C 51/44 (2006.01); C07C 51/48 (2006.01); B01D 11/04 (2006.01);
U.S. Cl.
CPC ...
C07C 51/12 (2013.01); B01D 3/143 (2013.01); B01D 11/0488 (2013.01); B01D 11/0492 (2013.01); C07C 51/44 (2013.01); C07C 51/48 (2013.01);
Abstract
This invention relates to processes for producing acetic acid and, in particular, to improved processes for recovering Calkyl halides and removing permanganate reducing compounds formed during the carbonylation of methanol in the presence of a Group VIII metal carbonylation catalyst to produce acetic acid.