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:
Jan. 06, 1981
Filed:
Nov. 26, 1979
Applicant:
Inventor:
Jacques Cheron, Maisons-Laffitte, FR;
Assignee:
Institut Francais du Petrole, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 13 ; 429 22 ; 429 34 ;
Abstract
A method for feeding with the same fluid different chambers of a fuel cell block, each of these chambers being connected to a fluid feed pipe and to a fluid discharge pipe, the fluid flow rate admitted into each chamber being limited by flow rate control means, this method comprising the step of scavenging with fluid at least one chamber, once or periodically during the operation of the pipe, by passing during a limited time interval, the flow regulation means associated to this chamber.