Gas separation: apparatus – Solid sorbent apparatus – Plural diverse separating means
Reexamination Certificate
2011-05-10
2011-05-10
Smith, Duane (Department: 1776)
Gas separation: apparatus
Solid sorbent apparatus
Plural diverse separating means
C096S108000, C096S135000, C095S141000, C218S068000
Reexamination Certificate
active
07938895
ABSTRACT:
A gas tank is hermetically filled with an insulating gas. A gas filling opening is provided on the gas tank, which includes a flange at its end. A gas filter device is fixed to the gas flange of the gas filling opening. The gas filter device includes a gas filter formed with a porous insulating material having pores with a diameter in a range from tens of micrometers to hundreds of micrometers. The gas filter has stability against the insulating gas and a decomposition product of the insulating gas.
REFERENCES:
patent: 5-91631 (1993-04-01), None
Hata Kazumichi
Osumi Masanori
Buchanan & Ingersoll & Rooney PC
Jones Christopher P
Mitsubishi Electric Corporation
Smith Duane
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