Fuel gas manufacturing apparatus and method of operating same

Details Fuel gas manufacturing apparatus and method of operating same Fuel gas manufacturing apparatus and method of operating same

2005-02-24

2008-11-11

Langel, Wayne (Department: 1793)

Gas: heating and illuminating

Generators

C048S1970FM

Reexamination Certificate

active

07449036

ABSTRACT:
A residual gas supply means includes a residual gas passage connected to a PSA mechanism and a heater, and a branch passage having opposite ends connected to the residual gas passage and branched from the residual gas passage. The residual gas passage has an opening-adjustable valve having an adjustable opening positioned between the connected opposite ends of the branch passage. The branch passage has a check valve, a chamber for storing the residual gas, and an on-off valve.

REFERENCES:
patent: 7166139 (2007-01-01), Wunning
patent: 7238215 (2007-07-01), Gauthier et al.
patent: 2003/0208960 (2003-11-01), Narasimhan et al.
patent: 2004/0068932 (2004-04-01), Stewart
patent: 2004/0179998 (2004-09-01), Gittleman et al.
patent: 2001-010806 (2001-01-01), None
patent: 2002-20102 (2002-01-01), None
patent: 2004-299994 (2004-10-01), None
Japanese Office Action for Application No. 2004-047974, dated Jul. 10, 2007.

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