Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – With microwave gas energizing means
Patent
1992-06-26
1994-03-15
Dang, Thi
Adhesive bonding and miscellaneous chemical manufacture
Differential fluid etching apparatus
With microwave gas energizing means
156626, 156627, 118712, 118715, 118724, 20429803, 20429832, H01L 2100
Patent
active
052942805
ABSTRACT:
A gas measuring device includes a dissolving unit for dissolving gas to be measured in solvent medium, a measuring unit for measuring the amount of ions generated when the gas to be measured is ionized in the liquid medium, and a calculating unit for calculating the amount of the gas to be measured from a value measured by the measuring unit.
REFERENCES:
patent: 4013943 (1977-03-01), Chou et al.
patent: 4267023 (1981-05-01), Frant et al.
patent: 4326200 (1982-04-01), Bushman
patent: 4994158 (1991-02-01), Kiimalainen et al.
patent: 5153139 (1992-10-01), Volz-Thomas et al.
Arimitsu Hidenobu
Matsuo Takenobu
Moriya Shuji
Wakabayashi Tsuyoshi
Dang Thi
Ebara Research Co. Ltd.
Tokyo Electron Limited
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