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:
Jan. 14, 1992
Filed:
Oct. 13, 1988
Applicant:
Inventors:
Jorg Langer, Wiesbaden, DE;
Gunter Rosch, Bad Soden am Taunus, DE;
Heinz E Schneider, Havixbeck, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
81156 ; 811551 ;
Abstract
Process for working up regenerated sizes by adding oxidative chlorine-containing compounds, in particular sodium chlorite. These compounds have the effect in the regenerated size of oxidatively brightening the interfering dark-colored impurities.
Quick Actions:
Langer, Jorg. (1992). Method of recovering regenerated sizes (U.S. Patent No. 5080687). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5080687
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile