BE475636A - - Google Patents

Info

Publication number
BE475636A
BE475636A BE475636DA BE475636A BE 475636 A BE475636 A BE 475636A BE 475636D A BE475636D A BE 475636DA BE 475636 A BE475636 A BE 475636A
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 BE475636A publication Critical patent/BE475636A/xx

Links

Classifications

    • 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
    • H01J37/20—Means for supporting or positioning the objects or the material; Means for adjusting diaphragms or lenses associated with the support
    • 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
    • H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Welding Or Cutting Using Electron Beams (AREA)
  • Microscoopes, Condenser (AREA)
BE475636D 1941-09-19 BE475636A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US411515A US2292087A (en) 1941-09-19 1941-09-19 Evacuated electronic apparatus

Publications (1)

Publication Number Publication Date
BE475636A true BE475636A (de)

Family

ID=23629249

Family Applications (1)

Application Number Title Priority Date Filing Date
BE475636D BE475636A (de) 1941-09-19

Country Status (4)

Country Link
US (1) US2292087A (de)
BE (1) BE475636A (de)
FR (1) FR945685A (de)
GB (1) GB568259A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE576003A (de) * 1942-12-01
FR944238A (fr) * 1947-03-13 1949-03-30 Csf Méthode de correction des optiques électroniques
FR937296A (fr) * 1947-06-21 1948-08-12 Csf Perfectionnements aux dispositifs de mise au point, pour microscope électronique
US2585297A (en) * 1949-05-23 1952-02-12 Rupert Diecasting Company Aluminum die-casting machine
NL197896A (de) * 1955-05-20
IT584331A (de) * 1955-10-29
CH357378A (de) * 1956-04-02 1961-10-15 Berghaus Elektrophysik Anst Verfahren und Einrichtung zur Durchführung technischer Prozesse
US2878387A (en) * 1956-09-10 1959-03-17 Alfred W Chesterman Beam control probe
US2946886A (en) * 1956-10-19 1960-07-26 Jersey Prod Res Co Adjustable ion collector slit for mass spectrometer
US3135889A (en) * 1962-05-22 1964-06-02 Jack A Soules Protected window x-ray tube
US3470412A (en) * 1962-06-13 1969-09-30 Shimadzu Corp Apparatus for exchanging the filament of an electron gun
US3479544A (en) * 1963-12-11 1969-11-18 Stromberg Datagraphix Inc Cathode-ray tube with a removable face for space vehicles
US3449759A (en) * 1967-02-27 1969-06-10 Minnesota Mining & Mfg Electron beam recorder having sealing means
US3886358A (en) * 1974-05-23 1975-05-27 Us Energy Specimen transfer container for ion microprobe mass analyzer
JPS5937540B2 (ja) * 1974-09-06 1984-09-10 株式会社日立製作所 電界放射形走査電子顕微鏡
FR2410359A1 (fr) * 1977-11-28 1979-06-22 Anvar Electrode d'extraction mobile pour source d'ions
DE3407050A1 (de) * 1984-02-27 1985-09-05 Siemens AG, 1000 Berlin und 8000 München Korpuskelbeschleunigende elektrode
US5376799A (en) * 1993-04-26 1994-12-27 Rj Lee Group, Inc. Turbo-pumped scanning electron microscope
US8087309B2 (en) * 2009-05-22 2012-01-03 Sion Power Corporation Hermetic sample holder and method for performing microanalysis under controlled atmosphere environment

Also Published As

Publication number Publication date
GB568259A (en) 1945-03-27
US2292087A (en) 1942-08-04
FR945685A (fr) 1949-05-11

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