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H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
H01T23/00—Apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
H01J37/32—Gas-filled discharge tubes
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Analytical Chemistry
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FR51357D1940-12-171940-12-17
Device for dissociating the electric charges of a gas or a gas mixture
ExpiredFR51357E
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