Radiant energy – Ionic separation or analysis
Patent
1977-01-26
1979-03-13
Dixon, Harold A.
Radiant energy
Ionic separation or analysis
250289, 250427, 250457, B01D 5944
Patent
active
041444515
ABSTRACT:
Herein disclosed is an atmospheric pressure ionization mass spectrometer having a mediate pressure region, wherein a jet separator is incorporated for playing a double role of differential pumping and concentration of the electric field, and wherein a gas jetting aperture of the jet separator and another aperture for introducing a gas to an analyzing region of the spectrometer are made of a conductive body and are adapted to be kept at different electric potentials.
REFERENCES:
patent: 3920987 (1975-11-01), Anbar et al.
patent: 4023398 (1977-05-01), French et al.
Dixon Harold A.
Hitachi , Ltd.
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