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:
Mar. 09, 2004
Filed:
Sep. 30, 2002
Applicant:
Inventors:
Naoki Ito, Yokohama, JP;
Masahiko Iijima, Susono, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 5/322 ; B01D 7/102 ;
U.S. Cl.
CPC ...
B01D 5/322 ; B01D 7/102 ;
Abstract
A hydrogen-permeable membrane includes a metal base layer containing a Group VA element, two metal middle layers which are formed on both of the two sides of the metal base layer and containg an element selected from Ni and Co, and two metal coating layers formed on the side of the two metal middle layers, on which the metal base layer is not formed, and containing Pd.