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:
Feb. 15, 2000
Filed:
Jun. 17, 1998
Applicant:
Inventors:
Jean-Marc Sage, Oullins, FR;
Eric Lacroix, Amberieux D'Azergues, FR;
Philippe Bonnet, Lyons, FR;
Eric Jorda, Lyons, FR;
Assignee:
Elf Atochem S.A., , FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
570171 ; 570159 ;
Abstract
In order to manufacture pentafluoroethane (F125) and/or 1,1,1,2,3,3,3-haptafluoropropane (F227ea), a trifluoromethane gas stream is subjected to pyrolysis and then the mixture of gases which result from this pyrolysis is brought into contact with a fluorination catalyst.
Sage, Jean-Marc. (2000). Process for the manufacture of hydrofluoroalkanes (U.S. Patent No. 6025532). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6025532
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile