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:
Aug. 23, 2016
Filed:
Sep. 10, 2013
Applicant:
Thyssenkrupp Industrial Solutions Ag, Essen, DE;
Inventors:
Assignee:
THYSSENKRUPP INDUSTRIAL SOLUTIONS AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 41/09 (2006.01); C07C 41/42 (2006.01); B01J 19/24 (2006.01);
U.S. Cl.
CPC ...
C07C 41/09 (2013.01); B01J 19/245 (2013.01); C07C 41/42 (2013.01); B01J 2219/00103 (2013.01); B01J 2219/24 (2013.01);
Abstract
The present disclosure relates to a method and apparatus for producing dimethyl ether by catalytic dehydration of methanol and by distillation of the dehydration product. The method is characterized in that the catalytic dehydration takes place in at least two reaction stages which are connected in series and of which at least the first reaction stage is operated adiabatically, wherein a cooling of the reaction products takes place at least between the first and the second reaction stages.