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:
Mar. 14, 2006
Filed:
Jul. 17, 2003
Applicants:
Stefano Ferrero, Alessandria, IT;
Evasio Deregibus, Alessandria, IT;
Inventors:
Stefano Ferrero, Alessandria, IT;
Evasio Deregibus, Alessandria, IT;
Assignee:
Solvay Solexis SpA, Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
An elimination process of fluorinated anionic sufactants from exhausted gaseous streams, wherein the gaseous stream is put into contact with aqueous solutions having in the range from 3.5 to 13.8, the aqueous solution density being lower than 1.05 g/cm, wherein the concentration in the aqueous solution of the fluorinated anionic surfactant removed by the gaseous stream is lower than or equal to 70 ppm.