GB488851A - Improvements in and relating to electric valve circuits - Google Patents

Improvements in and relating to electric valve circuits

Info

Publication number
GB488851A
GB488851A GB30532/36A GB3053236A GB488851A GB 488851 A GB488851 A GB 488851A GB 30532/36 A GB30532/36 A GB 30532/36A GB 3053236 A GB3053236 A GB 3053236A GB 488851 A GB488851 A GB 488851A
Authority
GB
United Kingdom
Prior art keywords
relating
electric valve
valve circuits
circuits
electric
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
GB30532/36A
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
Publication of GB488851A publication Critical patent/GB488851A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1427—Abrasive particles per se obtained by division of a mass agglomerated by melting, at least partially, e.g. with a binder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/48—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/36—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0072—Disassembly or repair of discharge tubes
    • H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
    • H01J2893/0074—Cathodic cups; Screens; Reflectors; Filters; Windows; Protection against mercury deposition; Returning condensed electrode material to the cathodic cup; Liquid electrode level control
    • H01J2893/0087—Igniting means; Cathode spot maintaining or extinguishing means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
GB30532/36A 1935-11-08 1936-11-09 Improvements in and relating to electric valve circuits Expired GB488851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US488851XA 1935-11-08 1935-11-08

Publications (1)

Publication Number Publication Date
GB488851A true GB488851A (en) 1938-07-11

Family

ID=21956963

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30532/36A Expired GB488851A (en) 1935-11-08 1936-11-09 Improvements in and relating to electric valve circuits

Country Status (2)

Country Link
FR (1) FR488851A (en)
GB (1) GB488851A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE916659C (en) * 1940-03-29 1954-08-16 Siemensschuckertwerke Ag Control of discharge vessels by means of an immersion igniter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE916659C (en) * 1940-03-29 1954-08-16 Siemensschuckertwerke Ag Control of discharge vessels by means of an immersion igniter

Also Published As

Publication number Publication date
FR488851A (en) 1918-11-21

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