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. 01, 2005
Filed:
Jul. 05, 2001
Joaquim Henrique Teles, Otterstadt, DE;
Alwin Rehfinger, Mutterstadt, DE;
Peter Bassler, Viernheim, DE;
Anne Wenzel, Eggenstein-Leopoldshafen, DE;
Norbert Rieber, Mannheim, DE;
Peter Rudolf, Ladenburg, DE;
Joaquim Henrique Teles, Otterstadt, DE;
Alwin Rehfinger, Mutterstadt, DE;
Peter Bassler, Viernheim, DE;
Anne Wenzel, Eggenstein-Leopoldshafen, DE;
Norbert Rieber, Mannheim, DE;
Peter Rudolf, Ladenburg, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A process for the preparation of propylene oxide in the presence of methanol, in which propylene oxide is separated from a mixture propylene oxide and methanol, and the resultant methanol containing mixture is worked up, including seperating methanol from a mixture comprising methanol and methyl formate during the work-up.