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:
Oct. 31, 2006
Filed:
Mar. 03, 2004
Applicants:
Andreas Beckmann, Recklinghausen, DE;
Dieter Reusch, Marl, DE;
Inventors:
Andreas Beckmann, Recklinghausen, DE;
Dieter Reusch, Marl, DE;
Assignee:
OXENO Olefinchemie GmbH, Marl, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/42 (2006.01); C07C 29/82 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for separating 2-butanol from tert-butanol/water by adding of tert-butanol such that the water concentration lowers to less than the limit concentration of the distillation boundary line connecting the two azeotropes TBA/water and SBA/water and is subsequently worked up by distillation.