JPS5615527A - Directly heating type cathode and its manufacture - Google Patents

Directly heating type cathode and its manufacture

Info

Publication number
JPS5615527A
JPS5615527A JP9034779A JP9034779A JPS5615527A JP S5615527 A JPS5615527 A JP S5615527A JP 9034779 A JP9034779 A JP 9034779A JP 9034779 A JP9034779 A JP 9034779A JP S5615527 A JPS5615527 A JP S5615527A
Authority
JP
Japan
Prior art keywords
alkaline earth
metal oxide
earth metal
photoresisto
coated
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.)
Granted
Application number
JP9034779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6343862B2 (enrdf_load_stackoverflow
Inventor
Kazuo Sunahara
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9034779A priority Critical patent/JPS5615527A/ja
Publication of JPS5615527A publication Critical patent/JPS5615527A/ja
Publication of JPS6343862B2 publication Critical patent/JPS6343862B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
JP9034779A 1979-07-18 1979-07-18 Directly heating type cathode and its manufacture Granted JPS5615527A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9034779A JPS5615527A (en) 1979-07-18 1979-07-18 Directly heating type cathode and its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9034779A JPS5615527A (en) 1979-07-18 1979-07-18 Directly heating type cathode and its manufacture

Publications (2)

Publication Number Publication Date
JPS5615527A true JPS5615527A (en) 1981-02-14
JPS6343862B2 JPS6343862B2 (enrdf_load_stackoverflow) 1988-09-01

Family

ID=13995988

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9034779A Granted JPS5615527A (en) 1979-07-18 1979-07-18 Directly heating type cathode and its manufacture

Country Status (1)

Country Link
JP (1) JPS5615527A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682167A (en) * 1984-05-16 1987-07-21 Fanuc Ltd Data transfer system for numerically controlled equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5291358A (en) * 1976-01-28 1977-08-01 Hitachi Ltd Direct heating cathode structure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5291358A (en) * 1976-01-28 1977-08-01 Hitachi Ltd Direct heating cathode structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682167A (en) * 1984-05-16 1987-07-21 Fanuc Ltd Data transfer system for numerically controlled equipment

Also Published As

Publication number Publication date
JPS6343862B2 (enrdf_load_stackoverflow) 1988-09-01

Similar Documents

Publication Publication Date Title
JPS5615527A (en) Directly heating type cathode and its manufacture
JPS6483686A (en) Multilayer plating method
JPS5421272A (en) Metal photo mask
JPS5615528A (en) Directly heating type cathode
JPS51134660A (en) Timepiece dial and its construction method
JPS526998A (en) Electrolytic film manufacture method
JPS5618420A (en) Manufacture of semiconductor device
JPS52126431A (en) Coating composition and method of coating the same
JPS5216542A (en) Fluorescent surface layer
JPS53112229A (en) Partial electroless plating method
JPS5394771A (en) Forming method for thin film pattern
JPS5543818A (en) Photo-resist mask manufacturing method
JPS5313352A (en) Magic eye and its manufacture
JPS563678A (en) Manufacture of dial plate of watch
JPS5362454A (en) Direct heating type cathode construction
JPS54125141A (en) Manufacture of metal mold for high density recording replica disc
JPS568820A (en) Coating of photoresist
JPS5291358A (en) Direct heating cathode structure
JPS5450441A (en) Etching method for molybdenum thin film
JPS5633480A (en) Treatment of surface of abrasion resistance parts
JPS5353972A (en) Anodic treatment method
JPS548684A (en) Facing material
SE7901506L (sv) Kvicksilverkontakt och forfarande for framstellning av densamma
JPS5731146A (en) Manufacture of semiconductor device
JPS5775211A (en) Roller for rolling soft metal