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. 06, 2013
Filed:
Feb. 15, 2010
Applicants:
Guenter Forster, Ludwigshafen, DE;
Vijay Narayanan Swaminathan, Ludwigshafen, DE;
Inventors:
Guenter Forster, Ludwigshafen, DE;
Vijay Narayanan Swaminathan, Ludwigshafen, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
Method of distilling mixtures comprising salts having a melting point of less than 200° C. at 1 bar (ionic liquids), wherein the mixtures additionally comprise an organic compound (called distillation aid below) which
Forster, Guenter. (2013). Distillation of ionic liquids using an auxiliary distillation agent (U.S. Patent No. 8500961). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8500961
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