GB938022A - Ionic pump - Google Patents

Ionic pump

Info

Publication number
GB938022A
GB938022A GB24501/61A GB2450161A GB938022A GB 938022 A GB938022 A GB 938022A GB 24501/61 A GB24501/61 A GB 24501/61A GB 2450161 A GB2450161 A GB 2450161A GB 938022 A GB938022 A GB 938022A
Authority
GB
United Kingdom
Prior art keywords
magnet
plates
ferromagnetic
chamber
magnetized
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB24501/61A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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.)
Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Publication of GB938022A publication Critical patent/GB938022A/en
Expired legal-status Critical Current

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
    • H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
    • H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances

Landscapes

  • Electron Tubes For Measurement (AREA)
GB24501/61A 1960-07-08 1961-07-06 Ionic pump Expired GB938022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR832470A FR1269798A (fr) 1960-07-08 1960-07-08 Pompe ionique à champ magnétique extérieur négligeable

Publications (1)

Publication Number Publication Date
GB938022A true GB938022A (en) 1963-09-25

Family

ID=8735181

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24501/61A Expired GB938022A (en) 1960-07-08 1961-07-06 Ionic pump

Country Status (6)

Country Link
US (1) US3172597A (de)
CH (1) CH372127A (de)
DE (1) DE1168010B (de)
FR (1) FR1269798A (de)
GB (1) GB938022A (de)
NL (2) NL137796C (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2561920A (en) * 2017-04-25 2018-10-31 Edwards Vacuum Llc Magnetic focusing in an ion pump using internal ferous material

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582710A (en) * 1969-05-22 1971-06-01 Gen Electric Ultrahigh vacuum magnetron ionization gauge with ferromagnetic electrodes
US4167370A (en) * 1976-11-01 1979-09-11 Massachusetts Institute Of Technology Method of an apparatus for self-sustaining high vacuum in a high voltage environment
WO1996018204A1 (en) * 1994-12-05 1996-06-13 Color Planar Displays, Inc. Support structure for flat panel displays
US5655886A (en) * 1995-06-06 1997-08-12 Color Planar Displays, Inc. Vacuum maintenance device for high vacuum chambers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL50072C (de) * 1935-12-28
US2755014A (en) * 1953-04-24 1956-07-17 Gen Electric Ionic vacuum pump device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2561920A (en) * 2017-04-25 2018-10-31 Edwards Vacuum Llc Magnetic focusing in an ion pump using internal ferous material

Also Published As

Publication number Publication date
NL137796C (de)
CH372127A (fr) 1963-09-30
FR1269798A (fr) 1961-08-18
DE1168010B (de) 1964-04-16
NL266745A (de)
US3172597A (en) 1965-03-09

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