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:
Jun. 14, 2005
Filed:
Nov. 14, 2002
Applicants:
Pierre Le Gars, Toulouse, FR;
Denis Souyri, Toulouse, FR;
Henri Delalu, Lyons, FR;
Jacques Berthet, Lyons, FR;
Inventors:
Pierre Le Gars, Toulouse, FR;
Denis Souyri, Toulouse, FR;
Henri Delalu, Lyons, FR;
Jacques Berthet, Lyons, FR;
Assignee:
Isochem, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B021/02 ; C01B003/04 ; C01C001/02 ;
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the selective decomposition of hydrazine in a hydrazine/substituted hydrazine/water mixture. A catalyst chosen from the group consisting of nickel supported on silica/alumina, the nickel-nickel oxide mixture supported on silica/alumina and rhodium supported on carbon is introduced into this mixture and then the mixture is heated at a temperature of between 60° C. and 120° C.