GB1173876A - Method of Making Air Stable Cathode for Electric Discharge Device - Google Patents

Method of Making Air Stable Cathode for Electric Discharge Device

Info

Publication number
GB1173876A
GB1173876A GB342768A GB342768A GB1173876A GB 1173876 A GB1173876 A GB 1173876A GB 342768 A GB342768 A GB 342768A GB 342768 A GB342768 A GB 342768A GB 1173876 A GB1173876 A GB 1173876A
Authority
GB
United Kingdom
Prior art keywords
weight
support
coating
emissive
discharge device
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
GB342768A
Other languages
English (en)
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1173876A publication Critical patent/GB1173876A/en
Expired 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
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
GB342768A 1967-02-23 1968-01-23 Method of Making Air Stable Cathode for Electric Discharge Device Expired GB1173876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61802167A 1967-02-23 1967-02-23

Publications (1)

Publication Number Publication Date
GB1173876A true GB1173876A (en) 1969-12-10

Family

ID=24476009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB342768A Expired GB1173876A (en) 1967-02-23 1968-01-23 Method of Making Air Stable Cathode for Electric Discharge Device

Country Status (5)

Country Link
BE (1) BE711236A (fr)
DE (1) DE1696630A1 (fr)
FR (1) FR1555165A (fr)
GB (1) GB1173876A (fr)
NL (1) NL6802388A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111850524A (zh) * 2020-07-17 2020-10-30 广东威特真空电子制造有限公司 稀土钨阴极及其制备方法和应用
US11486032B2 (en) 2017-05-12 2022-11-01 Plansee Se High-temperature component and method for producing a high-temperature component

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4044276A (en) * 1976-04-09 1977-08-23 Gte Sylvania Incorporated High pressure mercury vapor discharge lamp having improved electrodes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11486032B2 (en) 2017-05-12 2022-11-01 Plansee Se High-temperature component and method for producing a high-temperature component
CN111850524A (zh) * 2020-07-17 2020-10-30 广东威特真空电子制造有限公司 稀土钨阴极及其制备方法和应用

Also Published As

Publication number Publication date
BE711236A (fr) 1968-07-01
NL6802388A (fr) 1968-08-26
DE1696630A1 (de) 1971-11-04
FR1555165A (fr) 1969-01-24

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee