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:
May. 30, 2006
Filed:
Jul. 28, 2000
Applicants:
Joe Cargnelli, Toronto, CA;
Ravi B. Gopal, Toronto, CA;
Inventors:
Joe Cargnelli, Toronto, CA;
Ravi B. Gopal, Toronto, CA;
Assignee:
Hydrogenics Corporation, Mississauga, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 29/00 (2006.01); H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for humidifying and controlling the temperature of a process gas stream comprising the steps of super-saturating and heating the process gas stream with steam until it reaches a first pre-set temperature; cooling the process gas stream until it reaches a second pre-set temperature; removing excess condensed water from the process gas stream; and heating the process gas stream until it reaches a third pre-set temperature. An apparatus for implementing this method is also disclosed.