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:
May. 11, 2010
Filed:
Dec. 21, 2004
Applicants:
Markus Siegert, Heidelberg, DE;
Neven Lang, Mannheim, DE;
Eckhard Ströfer, Mannheim, DE;
Achim Stammer, Freinsheim, DE;
Thorsten Friese, Mannheim, DE;
Hans Hasse, Kaiserslautern, DE;
Inventors:
Markus Siegert, Heidelberg, DE;
Neven Lang, Mannheim, DE;
Eckhard Ströfer, Mannheim, DE;
Achim Stammer, Freinsheim, DE;
Thorsten Friese, Mannheim, DE;
Hans Hasse, Kaiserslautern, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 3/00 (2006.01); C07D 323/06 (2006.01); C07C 45/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for removing trioxane from a use stream I of formaldehyde, trioxane and water, by