BE400310A - - Google Patents

Info

Publication number
BE400310A
BE400310A BE400310DA BE400310A BE 400310 A BE400310 A BE 400310A BE 400310D A BE400310D A BE 400310DA BE 400310 A BE400310 A BE 400310A
Authority
BE
Belgium
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE400310A publication Critical patent/BE400310A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
BE400310D 1932-12-14 BE400310A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US647189A US2022465A (en) 1932-12-14 1932-12-14 Electrical vacuum pump

Publications (1)

Publication Number Publication Date
BE400310A true BE400310A (en)

Family

ID=24596026

Family Applications (1)

Application Number Title Priority Date Filing Date
BE400310D BE400310A (en) 1932-12-14

Country Status (2)

Country Link
US (1) US2022465A (en)
BE (1) BE400310A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2578009A (en) * 1947-12-23 1951-12-11 Rca Corp Electronic high vacuum apparatus
US2636664A (en) * 1949-01-28 1953-04-28 Hertzler Elmer Afton High vacuum pumping method, apparatus, and techniques
US2715993A (en) * 1952-06-06 1955-08-23 W M Welch Mfg Company Ionization pump
US2765975A (en) * 1952-11-29 1956-10-09 Rca Corp Ionic wind generating duct
US3172009A (en) * 1961-01-17 1965-03-02 Nippon Electric Co Voltage supply circuit for cold cathode ionization gauge type vacuum pump
US3223038A (en) * 1964-09-10 1965-12-14 Company Wachovia Bank An Trust Electrical thrust producing device

Also Published As

Publication number Publication date
US2022465A (en) 1935-11-26

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