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. 23, 2014
Filed:
Oct. 12, 2011
Applicants:
Markus Winterberg, Datteln, DE;
Dirk Roettger, Cologne, DE;
Armin Rix, Marl, DE;
Reiner Bukohl, Marl, DE;
Christian Boeing, Cologne, DE;
Inventors:
Markus Winterberg, Datteln, DE;
Dirk Roettger, Cologne, DE;
Armin Rix, Marl, DE;
Reiner Bukohl, Marl, DE;
Christian Boeing, Cologne, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/42 (2006.01); C07C 1/20 (2006.01); C07C 7/10 (2006.01);
U.S. Cl.
CPC ...
C07C 41/42 (2013.01); C07C 1/20 (2013.01); C07C 7/10 (2013.01);
Abstract
The present invention relates to a process for efficient purification of MTBE-containing mixtures and for preparation of isobutene by cracking of MTBE-containing mixtures.