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. 16, 2012
Filed:
May. 14, 2009
Jose Antonio Ortiz Niembro, Pue, MX;
Eric Thomassiny Villaurrutia, Pue, MX;
Jorge Bello, Pue, MX;
Darren James Litle, Flowery Branch, GA (US);
Jose Antonio Ortiz Niembro, Pue, MX;
Eric Thomassiny Villaurrutia, Pue, MX;
Jorge Bello, Pue, MX;
Darren James Litle, Flowery Branch, GA (US);
Sud-Chemie AG, Munich, DE;
Abstract
The present invention refers to the use of an adsorbent comprising particles comprising an amorphous phase and a crystalline phase for the purification of dry cleaning solvents. The present invention furthermore relates to a filter unit containing such an adsorbent. It also refers to a dry cleaner containing a filter according to the invention. Additionally, the present invention refers to a process for dry cleaning textiles, wherein an adsorbent according to the invention is used.