BE441669A - - Google Patents

Info

Publication number
BE441669A
BE441669A BE441669DA BE441669A BE 441669 A BE441669 A BE 441669A BE 441669D A BE441669D A BE 441669DA BE 441669 A BE441669 A BE 441669A
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE441669A publication Critical patent/BE441669A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/54—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having only one cavity or other resonator, e.g. neutrode tubes
    • H01J25/56—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having only one cavity or other resonator, e.g. neutrode tubes with interdigital arrangements of anodes, e.g. turbator tube
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
BE441669D 1938-11-20 1941-06-09 BE441669A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DET51338D DE758546C (de) 1938-11-20 1938-11-20 Magnetfeldroehre mit vier oder mehr in zwei Gruppen arbeitenden Anodensegmenten
DE260939X 1939-09-26

Publications (1)

Publication Number Publication Date
BE441669A true BE441669A (xx) 1941-07-31

Family

ID=25762322

Family Applications (2)

Application Number Title Priority Date Filing Date
BE439318D BE439318A (xx) 1938-11-20 1940-09-18
BE441669D BE441669A (xx) 1938-11-20 1941-06-09

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BE439318D BE439318A (xx) 1938-11-20 1940-09-18

Country Status (4)

Country Link
BE (2) BE439318A (xx)
CH (1) CH216807A (xx)
DE (2) DE758546C (xx)
FR (1) FR867914A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2417789A (en) * 1941-12-01 1947-03-18 Raytheon Mfg Co Magnetron anode structure
DE954343C (de) * 1942-10-16 1956-12-13 Elektronik Ges Mit Beschraenkt Magnetfeldroehre zur Erzeugung ultrakurzer Schwingungen
US2463524A (en) * 1945-03-10 1949-03-08 Raytheon Mfg Co Electron discharge device
FR999345A (xx) * 1946-11-20 1952-01-29
US2432466A (en) * 1946-11-29 1947-12-09 Sylvania Electric Prod Interdigital magnetron
NL77456C (xx) * 1948-12-17
DE1015497B (de) * 1953-06-05 1957-09-12 Standard Coil Prod Co Inc Ultrahochfrequenzoszillator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR757966A (xx) * 1932-04-05 1934-01-05
GB451149A (en) * 1934-07-05 1936-07-30 Telefunken Gmbh Improvements in or relating to magnetron tubes and arrangements incorporating the same
US2054126A (en) * 1934-07-05 1936-09-15 Telefunken Gmbh Magnetically controlled electron discharge device
GB445084A (en) * 1934-08-21 1936-04-02 Telefunken Gmbh Improvements in or relating to electron discharge devices
NL49516C (xx) * 1935-02-28
US2144222A (en) * 1935-08-15 1939-01-17 Telefunken Gmbh Electron discharge device
US2115521A (en) * 1936-04-30 1938-04-26 Telefunken Gmbh Magnetron

Also Published As

Publication number Publication date
FR867914A (fr) 1941-12-05
DE910811C (de) 1954-05-13
CH216807A (de) 1941-09-15
DE758546C (de) 1953-03-23
BE439318A (xx) 1940-10-31

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