JPS49124963A - - Google Patents

Info

Publication number
JPS49124963A
JPS49124963A JP10805873A JP10805873A JPS49124963A JP S49124963 A JPS49124963 A JP S49124963A JP 10805873 A JP10805873 A JP 10805873A JP 10805873 A JP10805873 A JP 10805873A JP S49124963 A JPS49124963 A JP S49124963A
Authority
JP
Japan
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.)
Pending
Application number
JP10805873A
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
Priority claimed from CS655772A external-priority patent/CS162005B1/cs
Priority claimed from CS379973A external-priority patent/CS162006B1/cs
Application filed filed Critical
Publication of JPS49124963A publication Critical patent/JPS49124963A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
    • 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
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/09—Diaphragms; Shields associated with electron or ion-optical arrangements; Compensation of disturbing fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
    • H01J2229/003—Preventing or cancelling fields entering the enclosure

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Measuring Magnetic Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
JP10805873A 1972-09-27 1973-09-27 Pending JPS49124963A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS655772A CS162005B1 (ja) 1972-09-27 1972-09-27
CS379973A CS162006B1 (ja) 1973-05-25 1973-05-25

Publications (1)

Publication Number Publication Date
JPS49124963A true JPS49124963A (ja) 1974-11-29

Family

ID=25745887

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10805873A Pending JPS49124963A (ja) 1972-09-27 1973-09-27

Country Status (5)

Country Link
JP (1) JPS49124963A (ja)
DE (1) DE2345290A1 (ja)
FR (1) FR2200584A1 (ja)
GB (1) GB1440323A (ja)
NL (1) NL7312469A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197483A (en) * 1981-05-29 1982-12-03 Hitachi Ltd Noise erasing method for magnetic testing equipment

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215587A (en) * 1975-07-29 1977-02-05 Lion Corp Process for polymerizing liquid olefin polymers
DE2705515C2 (de) * 1977-02-10 1985-11-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Bildwiedergabegerät mit einer Bildröhre und einem Netztrafo
DE2809725C2 (de) * 1978-03-07 1986-11-06 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Bildwiedergabegerät
DE2936911A1 (de) * 1979-09-12 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur regelung eines magnetischen ablenksystems
JPS62211839A (ja) * 1986-03-12 1987-09-17 Mitsubishi Electric Corp 不要輻射防止装置
GB2366005B (en) * 2000-03-10 2004-02-18 Onix Process Analysis Ltd Apparatus and method for controlling a magnet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197483A (en) * 1981-05-29 1982-12-03 Hitachi Ltd Noise erasing method for magnetic testing equipment

Also Published As

Publication number Publication date
FR2200584A1 (ja) 1974-04-19
DE2345290A1 (de) 1974-03-28
NL7312469A (ja) 1974-03-29
GB1440323A (en) 1976-06-23

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