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:
Sep. 10, 2013
Filed:
Oct. 25, 2012
Applicant:
Shell Oil Company, Houston, TX (US);
Inventors:
Hendrik Johannes Van Milligen, Amsterdam, NL;
Peter Veenstra, Amsterdam, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/09 (2006.01); C07C 29/80 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes and reactors for the preparation of an alkylene glycol from an alkylene oxide are provided. In one embodiment, a reactor is provided comprising a carboxylation zone, a hydrolysis zone, and a channel whereby carbon dioxide can be supplied from the hydrolysis zone to the carboxylation zone, wherein the carboxylation zone and the hydrolysis zone are contained within one reactor vessel and wherein the carboxylation zone is separated from the hydrolysis zone by an internal baffle.