Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
Reexamination Certificate
2005-02-15
2005-02-15
Maples, John S. (Department: 1745)
Chemistry: electrical current producing apparatus, product, and
With pressure equalizing means for liquid immersion operation
C429S010000, C210S683000
Reexamination Certificate
active
06855449
ABSTRACT:
Removing fluorine elements from circulating water that cools a fuel cell power generation system increases the durability of metal piping etc. of a water circulation path of this system.The fuel cell power generation system is provided with: a fuel cell main body4, a water circulation path8, and a fluoride absorber6provided in at least a portion of the water circulation path8. The fluoride absorber6absorbs fluorine elements from water flowing through the water circulation path8.
REFERENCES:
patent: 2553595 (1951-05-01), Maier
patent: 5679257 (1997-10-01), Coate et al.
patent: 20040195088 (2004-10-01), Rostaing et al.
Aisan Kogyo Kabushiki Kaisha
Dennison Schultz Dougherty & MacDonald
Maples John S.
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