Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-03-15
2005-03-15
Stinson, Frankie L. (Department: 1746)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S006000
Reexamination Certificate
active
06866958
ABSTRACT:
An electrically conductive fluid distribution element for a fuel cell which comprises an electrically conductive substrate, a flow field for distributing fluid along a surface of the substrate, and an electrically conductive coating on the surface which comprises a noble metal, desirably Ru, Rh, Pd, Ag, Ir, Pt, Os, and preferably Au.
REFERENCES:
patent: 4519065 (1985-05-01), Lewis et al.
patent: 4973358 (1990-11-01), Jin et al.
patent: 5036252 (1991-07-01), Lob
patent: 5086035 (1992-02-01), Hung et al.
patent: 5554178 (1996-09-01), Dahl et al.
patent: 5726524 (1998-03-01), Debe
patent: 5786068 (1998-07-01), Dorfman et al.
patent: 5888593 (1999-03-01), Petrmichl et al.
patent: 6051117 (2000-04-01), Novak et al.
patent: 6096450 (2000-08-01), Walsh
patent: 6103413 (2000-08-01), Hinton et al.
patent: 6248467 (2001-06-01), Wilson et al.
patent: RE37284 (2001-07-01), Li et al.
patent: 6335120 (2002-01-01), Bernard et al.
patent: 6350539 (2002-02-01), Wood et al.
patent: 6426863 (2002-07-01), Munshi
patent: 6649030 (2003-11-01), Tesar
patent: 20020081478 (2002-06-01), Busenbender
patent: 20020086197 (2002-07-01), Breuer et al.
Notification of Transmittal Of The International Search Report Or The Declaration, dated Aug. 5, 2003.
Patent Application entitiled “Low Contact Resistance PEM Fuel Cell”, U.S. Appl. No. 09/997,190, filed Nov. 20, 2001.
Yang-Tse Cheng, et al., “Vapor Deposited Thin Gold Coatings for High Temperature Electrical Contacts,” 1996 IEEE, pp. 404-413.
R. Hornung, et al., “Bipolar Plate Materials Development Using Fe-Based Alloys for Solid Polymer Fuel Cells,” Journal of Power Sources 72 (1998) 20-21.
Abd Elhamid Mahmoud H.
Cheng Yang-Tse
Mikhail Youssef M.
Vyas Gayatri
General Motors Corporation
Harness & Dickey & Pierce P.L.C.
Stinson Frankie L.
Wills Monique
LandOfFree
Ultra-low loadings of Au for stainless steel bipolar plates does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ultra-low loadings of Au for stainless steel bipolar plates, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ultra-low loadings of Au for stainless steel bipolar plates will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3391364