GB1298362A - Improvements relating to electric discharge tubes comprising photo-cathodes - Google Patents

Improvements relating to electric discharge tubes comprising photo-cathodes

Info

Publication number
GB1298362A
GB1298362A GB06735/69A GB1673569A GB1298362A GB 1298362 A GB1298362 A GB 1298362A GB 06735/69 A GB06735/69 A GB 06735/69A GB 1673569 A GB1673569 A GB 1673569A GB 1298362 A GB1298362 A GB 1298362A
Authority
GB
United Kingdom
Prior art keywords
electric discharge
bead
sealant
cathodes
photo
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
GB06735/69A
Other languages
English (en)
Inventor
Thomas Murphy
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.)
Philips Components Ltd
Original Assignee
Mullard 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 Mullard Ltd filed Critical Mullard Ltd
Priority to GB06735/69A priority Critical patent/GB1298362A/en
Priority to US23785A priority patent/US3666547A/en
Priority to FR7011398A priority patent/FR2040146A5/fr
Priority to DE19702015995 priority patent/DE2015995A1/de
Publication of GB1298362A publication Critical patent/GB1298362A/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
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB06735/69A 1969-03-31 1969-03-31 Improvements relating to electric discharge tubes comprising photo-cathodes Expired GB1298362A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB06735/69A GB1298362A (en) 1969-03-31 1969-03-31 Improvements relating to electric discharge tubes comprising photo-cathodes
US23785A US3666547A (en) 1969-03-31 1970-03-30 Photo-cathodes for electronic discharge tubes
FR7011398A FR2040146A5 (enExample) 1969-03-31 1970-03-31
DE19702015995 DE2015995A1 (de) 1969-03-31 1970-03-31 Verfahren zur Herstellung einer photoelektrischen Kathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB06735/69A GB1298362A (en) 1969-03-31 1969-03-31 Improvements relating to electric discharge tubes comprising photo-cathodes

Publications (1)

Publication Number Publication Date
GB1298362A true GB1298362A (en) 1972-11-29

Family

ID=10082717

Family Applications (1)

Application Number Title Priority Date Filing Date
GB06735/69A Expired GB1298362A (en) 1969-03-31 1969-03-31 Improvements relating to electric discharge tubes comprising photo-cathodes

Country Status (4)

Country Link
US (1) US3666547A (enExample)
DE (1) DE2015995A1 (enExample)
FR (1) FR2040146A5 (enExample)
GB (1) GB1298362A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002009863A3 (de) * 2000-08-02 2002-06-20 Henkel Kgaa Mikrokapsel, verfahren zu deren herstellung und deren verwendung in klebstoffen

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712700A (en) * 1971-01-18 1973-01-23 Rca Corp Method of making an electron emitter device
US4225881A (en) * 1978-11-27 1980-09-30 Murray Tovi Designs, Inc. Discrete surveillance system and method for making a component thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002009863A3 (de) * 2000-08-02 2002-06-20 Henkel Kgaa Mikrokapsel, verfahren zu deren herstellung und deren verwendung in klebstoffen

Also Published As

Publication number Publication date
US3666547A (en) 1972-05-30
DE2015995A1 (de) 1970-10-08
FR2040146A5 (enExample) 1971-01-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees