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:
Apr. 19, 2011
Filed:
Mar. 06, 2007
Applicants:
Ulrich Penzel, Tettau, DE;
Ruediger Fritz, Strassgraebchen, DE;
Holger Allardt, Schwarzheide, DE;
Johannes Adam, Dresden, DE;
Anne-kathrin Merten, Lauchhammer, DE;
Inventors:
Ulrich Penzel, Tettau, DE;
Ruediger Fritz, Strassgraebchen, DE;
Holger Allardt, Schwarzheide, DE;
Johannes Adam, Dresden, DE;
Anne-Kathrin Merten, Lauchhammer, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 205/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process is proposed for distillatively removing dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitrating toluene with nitrating acid, which comprises
Penzel, Ulrich. (2011). Process for distillatively removing dinitrotoluene from process wastewater from the preparation of dinitrotoluene by nitrating of toluene with nitrating acid (U.S. Patent No. 7928270). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7928270
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile