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:
May. 09, 2017
Filed:
Nov. 17, 2014
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Derrick W. Flick, Friendswood, TX (US);
Mark W. Stewart, Pearland, TX (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 1/24 (2006.01); B01J 21/04 (2006.01); B01J 29/40 (2006.01);
U.S. Cl.
CPC ...
C07C 1/24 (2013.01); B01J 21/04 (2013.01); B01J 29/40 (2013.01); C07C 2521/04 (2013.01); C07C 2529/40 (2013.01); Y02P 20/52 (2015.11);
Abstract
Effect adiabatic, catalytic alkanol (alcohol) dehydration using two or more sequential dehydration catalyst beds each of which has disposed therein a different catalyst and, preferably, eliminating heating and heating apparatus disposed between each sequential pair of dehydration catalyst beds.