NL6810879A - - Google Patents

Info

Publication number
NL6810879A
NL6810879A NL6810879A NL6810879A NL6810879A NL 6810879 A NL6810879 A NL 6810879A NL 6810879 A NL6810879 A NL 6810879A NL 6810879 A NL6810879 A NL 6810879A NL 6810879 A NL6810879 A NL 6810879A
Authority
NL
Netherlands
Application number
NL6810879A
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 NL6810879A publication Critical patent/NL6810879A/xx

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
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
    • H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/183—Composition or manufacture of getters

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Discharge Lamp (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
NL6810879A 1965-06-30 1968-07-31 NL6810879A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DES0097898 1965-06-30
DE1967S0112258 DE1539156B2 (de) 1965-06-30 1967-10-04 Getterpumpanordnung fuer elektronenstrahlroehren und verfahren zum herstellen von getterfaehigen sinterformkoerpern

Publications (1)

Publication Number Publication Date
NL6810879A true NL6810879A (en:Method) 1969-04-09

Family

ID=7531653

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6810879A NL6810879A (en:Method) 1965-06-30 1968-07-31

Country Status (5)

Country Link
US (1) US3688150A (en:Method)
DE (1) DE1539156B2 (en:Method)
FR (1) FR95641E (en:Method)
GB (1) GB1172939A (en:Method)
NL (1) NL6810879A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2091481A (en) * 1981-01-17 1982-07-28 Sperry Ltd Getter for Glow Discharge Devices
US6866624B2 (en) 2000-12-08 2005-03-15 Medtronic Ave,Inc. Apparatus and method for treatment of malignant tumors
US6415016B1 (en) * 2001-01-09 2002-07-02 Medtronic Ave, Inc. Crystal quartz insulating shell for X-ray catheter
US6546077B2 (en) * 2001-01-17 2003-04-08 Medtronic Ave, Inc. Miniature X-ray device and method of its manufacture
US6771737B2 (en) 2001-07-12 2004-08-03 Medtronic Ave, Inc. X-ray catheter with miniature emitter and focusing cup

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US859292A (en) * 1903-12-10 1907-07-09 Gen Electric Electric lighting.
CA353329A (en) * 1931-11-09 1935-10-01 The Canadian General Electric Company Arc discharge apparatus
US2788460A (en) * 1951-05-23 1957-04-09 Itt Electrodes for electron discharge devices and methods of making same
BE560502A (en:Method) * 1956-09-05
FR1438212A (fr) * 1964-07-03 1966-05-13 Commissariat Energie Atomique électrode utilisable à haute température en milieu corrosif et son procédé de fabrication
GB1015840A (en) * 1964-09-08 1966-01-05 Standard Telephones Cables Ltd Thermionic valves
DE1283403B (de) * 1966-08-05 1968-11-21 Siemens Ag Mittelbar geheizte Vorratskathode fuer elektrische Entladungsgefaesse
GB1169456A (en) * 1966-08-17 1969-11-05 Tesla Np Grid for Power Tubes.

Also Published As

Publication number Publication date
GB1172939A (en) 1969-12-03
DE1539156A1 (de) 1970-03-26
FR95641E (fr) 1971-03-26
US3688150A (en) 1972-08-29
DE1539156B2 (de) 1976-09-23

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