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:
Feb. 15, 2022
Filed:
May. 06, 2020
Applicant:
Lyondell Chemical Technology, L.p., Houston, TX (US);
Inventors:
Ha H. Nguyen, Houston, TX (US);
Anthony S. Dearth, Houston, TX (US);
Assignee:
Lyondell Chemical Technology, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/82 (2006.01); B01D 3/00 (2006.01); C07C 45/83 (2006.01); B01D 3/14 (2006.01); B01D 11/04 (2006.01); B01D 15/08 (2006.01); C07C 29/84 (2006.01);
U.S. Cl.
CPC ...
C07C 45/83 (2013.01); B01D 3/143 (2013.01); B01D 11/0446 (2013.01); B01D 11/0488 (2013.01); B01D 15/08 (2013.01); C07C 29/84 (2013.01);
Abstract
Methods and systems for recovering materials from streams from processes for the co-production of propylene oxide and styrene monomer. The processes may permit the recovery of products, such a mono-propylene glycol, or the recycling of products, such as α-methyl benzyl alcohol.