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FR1154759A - Electric discharge devices - Google Patents

Electric discharge devices

Info

Publication number
FR1154759A
FR1154759A FR1154759DA FR1154759A FR 1154759 A FR1154759 A FR 1154759A FR 1154759D A FR1154759D A FR 1154759DA FR 1154759 A FR1154759 A FR 1154759A
Authority
FR
France
Prior art keywords
electric discharge
discharge devices
devices
electric
discharge
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
Other languages
French (fr)
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Application granted granted Critical
Publication of FR1154759A publication Critical patent/FR1154759A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/50—Thermionic-cathode tubes
    • H01J17/52—Thermionic-cathode tubes with one cathode and one anode
    • H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
    • H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
FR1154759D 1955-07-12 1956-07-11 Electric discharge devices Expired FR1154759A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1154759X 1955-07-12

Publications (1)

Publication Number Publication Date
FR1154759A true FR1154759A (en) 1958-04-16

Family

ID=10878230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154759D Expired FR1154759A (en) 1955-07-12 1956-07-11 Electric discharge devices

Country Status (2)

Country Link
DE (1) DE1021086B (en)
FR (1) FR1154759A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1163982B (en) * 1958-06-23 1964-02-27 Gen Electric High voltage gas discharge tubes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2572881A (en) * 1946-04-22 1951-10-30 Rothstein Jerome Thyratron cathode design to prevent cleanup of hydrogen
FR1018778A (en) * 1949-03-03 1953-01-13 Thomson Houston Comp Francaise Improvements to electronic gas or ionizable vapor tubes
NL183759B (en) * 1952-12-22 Teijin Ltd PROCESS FOR THE PREPARATION OF HYDROXYCHOLECALCIFEROL DERIVATIVES WITH MEDICINAL ACTION AND PHARMACEUTICAL PREPARATIONS CONTAINING THESE DERIVATIVES.

Also Published As

Publication number Publication date
DE1021086B (en) 1957-12-19

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