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:
Jun. 18, 2013
Filed:
Mar. 18, 2011
Olan S. Fruchey, Hurricane, WV (US);
Leo E. Manzer, Wilmington, DE (US);
Dilum Dunuwila, Princton, NJ (US);
Brian Terry Keen, Pinch, WV (US);
Brooke Ashley Albin, Charleston, WV (US);
Nye A. Clinton, Hurricane, WV (US);
Bernard Duane Dombek, Charleston, WV (US);
Olan S. Fruchey, Hurricane, WV (US);
Leo E. Manzer, Wilmington, DE (US);
Dilum Dunuwila, Princton, NJ (US);
Brian Terry Keen, Pinch, WV (US);
Brooke Ashley Albin, Charleston, WV (US);
Nye A. Clinton, Hurricane, WV (US);
Bernard Duane Dombek, Charleston, WV (US);
BioAmber International S.a.r.l., Luxembourg, LU;
Abstract
A process for making a hydrogenated product includes providing a clarified DAS-containing fermentation broth; distilling the broth under super atmospheric pressure at a temperature of >100° C. to about 300° C. to form an overhead that includes water and ammonia, and a liquid bottoms that includes SA, and at least about 20 wt % water; cooling the bottoms to a temperature sufficient to cause the bottoms to separate into a liquid portion in contact with a solid portion that is substantially pure SA; separating the solid portion from the liquid portion; recovering the solid portion; hydrogenating the solid portion in the presence of at least one hydrogenation catalyst to produce the hydrogenated product including at least one of THF, GBL or BDO; and recovering the hydrogenated product.