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:
Sep. 28, 1999
Filed:
Jan. 26, 1998
Applicant:
Inventors:
Robert J Allen, Saugus, MA (US);
Daniel Czerwiec, Framingham, MA (US);
James R Giallombardo, Beverly, MA (US);
Khaleda Shaikh, Woburn, MA (US);
Assignee:
De Nora S.p.A., , IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
2042 / ; 204283 ; 204284 ; 502161 ; 205618 ; 205620 ; 205621 ; 205622 ; 205624 ; 205625 ; 205543 ;
Abstract
A gas diffusion electrode comprising an electrically conductive web provided on at least one side thereof with a coating containing a rhodium--rhodium oxide catalyst on a carbon black support and a method for the preparation of the rhodium--rhodium oxide catalyst.