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. 29, 2007
Filed:
Jun. 28, 2006
Applicants:
Alain Lambert, Beauvechain, BE;
Vincent Wilmet, Wavre, BE;
Inventors:
Alain Lambert, Beauvechain, BE;
Vincent Wilmet, Wavre, BE;
Assignee:
Solvay S.A., Brussels, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 17/07 (2006.01); C07C 17/013 (2006.01); C07C 17/04 (2006.01); C07C 17/087 (2006.01); C07C 17/20 (2006.01); C07C 17/21 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for the separation of a mixture comprising at least one hydrofluoroalkane and hydrogen fluoride, according to which a hydrofluoroalkane/hydrogen fluoride mixture is reacted with at least one chlorinated or chlorofluorinated precursor of the hydrofluoroalkane. Process for the preparation of a hydrofluoroalkane comprising such a separation, in combination with a catalytic reaction stage. Azeotropic compositions.