FR1251724A - Electronic beam generator - Google Patents

Electronic beam generator

Info

Publication number
FR1251724A
FR1251724A FR821818A FR821818A FR1251724A FR 1251724 A FR1251724 A FR 1251724A FR 821818 A FR821818 A FR 821818A FR 821818 A FR821818 A FR 821818A FR 1251724 A FR1251724 A FR 1251724A
Authority
FR
France
Prior art keywords
beam generator
electronic beam
electronic
generator
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
FR821818A
Other languages
French (fr)
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.)
Stauffer Chemical Co
Original Assignee
Stauffer Chemical Co
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 Stauffer Chemical Co filed Critical Stauffer Chemical Co
Application granted granted Critical
Publication of FR1251724A publication Critical patent/FR1251724A/en
Expired legal-status Critical Current

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
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating or etching
    • 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
    • H01J37/06—Electron sources; Electron guns
    • H01J37/063—Geometrical arrangement of electrodes for beam-forming
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S164/00—Metal founding
    • Y10S164/05—Electron beam
FR821818A 1959-06-05 1960-03-18 Electronic beam generator Expired FR1251724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US818306A US2994801A (en) 1959-06-05 1959-06-05 Electron beam generation

Publications (1)

Publication Number Publication Date
FR1251724A true FR1251724A (en) 1961-01-20

Family

ID=25225202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR821818A Expired FR1251724A (en) 1959-06-05 1960-03-18 Electronic beam generator

Country Status (5)

Country Link
US (1) US2994801A (en)
CH (1) CH388470A (en)
DE (1) DE1190112B (en)
FR (1) FR1251724A (en)
GB (1) GB930673A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5552675A (en) * 1959-04-08 1996-09-03 Lemelson; Jerome H. High temperature reaction apparatus
DE1110877B (en) * 1959-04-24 1961-07-13 Heraeus Gmbh W C Process for melting metal blocks using electron beams
NL287706A (en) * 1960-02-26
GB915657A (en) * 1960-08-22 1963-01-16 Ass Elect Ind Improvements relating to electron beam furnaces
US3267529A (en) * 1961-10-04 1966-08-23 Heraeus Gmbh W C Apparatus for melting metals under high vacuum
NL287527A (en) * 1962-01-15
US3343828A (en) * 1962-03-30 1967-09-26 Air Reduction High vacuum furnace
US3237254A (en) * 1962-06-26 1966-03-01 Stauffer Chemical Co Vacuum casting
US3392304A (en) * 1965-10-19 1968-07-09 Air Reduction Power supply for an electron beam furnace gun
DE1521251B2 (en) * 1966-05-03 1970-03-26 Farbenfabriken Bayer Aktiengesellschaft, 5090 Leverkusen Device and method for uniform evaporation and application of refractory materials, in particular quartz
US3437734A (en) * 1966-06-21 1969-04-08 Isofilm Intern Apparatus and method for effecting the restructuring of materials
US3454814A (en) * 1966-07-29 1969-07-08 Atomic Energy Commission Tubular vapor source
US3714416A (en) * 1969-02-24 1973-01-30 Applied Radiation Corp Method and apparatus for irradiation treatment of elongate materials
US3769008A (en) * 1971-05-19 1973-10-30 B Borok Method for sintering workpieces of pressed powdered refractory metal or alloy and vacuum furnace for performing the same
US3857014A (en) * 1971-08-25 1974-12-24 A Khotina Electron beam generator
US3770934A (en) * 1971-10-29 1973-11-06 Machlett Lab Inc Electron beam heating apparatus
US3932171A (en) * 1972-09-24 1976-01-13 Tetronics Research And Development Company Process for high temperature treatment of materials
US4764947A (en) * 1985-12-04 1988-08-16 The Machlett Laboratories, Incorporated Cathode focusing arrangement
US6476340B1 (en) 1999-04-14 2002-11-05 The Boc Group, Inc. Electron beam gun with grounded shield to prevent arc-down and gas bleed to protect the filament
CN101786619B (en) * 2010-02-10 2012-03-28 黎应和 Vertical high temperature continuous graphitizing furnace

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2005330A (en) * 1930-08-19 1935-06-18 Thomas W Sukumlyn Electron emission device
US2308800A (en) * 1941-02-15 1943-01-19 Bell Telephone Labor Inc Electron discharge device
US2321886A (en) * 1941-03-29 1943-06-15 Bell Telephone Labor Inc Electron discharge device
US2452044A (en) * 1943-08-14 1948-10-26 Fox Benjamin High emission cathode
BE507367A (en) * 1950-11-25
DE898193C (en) * 1951-11-18 1953-11-30 Siemens Ag Electron beam generation system, especially for amplifying very high frequencies
US2819380A (en) * 1953-03-23 1958-01-07 Du Mont Allen B Lab Inc Method and apparatus for making apertured masks
US2748312A (en) * 1954-11-19 1956-05-29 Hughes Aircraft Co Cathode-ray storage tube system
US2824259A (en) * 1955-06-06 1958-02-18 Hughes Aircraft Co Virtual flood-electron source
US2864965A (en) * 1956-04-05 1958-12-16 Sperry Rand Corp Electron gun for tubular beam
US2864020A (en) * 1956-10-16 1958-12-09 Itt Electron discharge device

Also Published As

Publication number Publication date
CH388470A (en) 1965-02-28
DE1190112B (en) 1965-04-01
US2994801A (en) 1961-08-01
GB930673A (en) 1963-07-10

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