FR1146044A - Improvements to electrical devices isolated by an electronegative gas - Google Patents

Improvements to electrical devices isolated by an electronegative gas

Info

Publication number
FR1146044A
FR1146044A FR1146044DA FR1146044A FR 1146044 A FR1146044 A FR 1146044A FR 1146044D A FR1146044D A FR 1146044DA FR 1146044 A FR1146044 A FR 1146044A
Authority
FR
France
Prior art keywords
electrical devices
electronegative gas
devices isolated
isolated
electronegative
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1146044A publication Critical patent/FR1146044A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/20—Cooling by special gases or non-ambient air
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/16—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances gases

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
FR1146044D 1955-01-25 1956-01-25 Improvements to electrical devices isolated by an electronegative gas Expired FR1146044A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1146044XA 1955-01-25 1955-01-25

Publications (1)

Publication Number Publication Date
FR1146044A true FR1146044A (en) 1957-11-05

Family

ID=22356267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1146044D Expired FR1146044A (en) 1955-01-25 1956-01-25 Improvements to electrical devices isolated by an electronegative gas

Country Status (1)

Country Link
FR (1) FR1146044A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427672A1 (en) * 1978-06-03 1979-12-28 Gewerk Eisenhuette Westfalia TRANSFORMER INCLUDING AN INTERIOR FAN, USED IN UNDERGROUND CELLARS
EP0551554A1 (en) * 1992-01-17 1993-07-21 Mitsubishi Denki Kabushiki Kaisha Cooling system for electric car mounting transformer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2427672A1 (en) * 1978-06-03 1979-12-28 Gewerk Eisenhuette Westfalia TRANSFORMER INCLUDING AN INTERIOR FAN, USED IN UNDERGROUND CELLARS
EP0551554A1 (en) * 1992-01-17 1993-07-21 Mitsubishi Denki Kabushiki Kaisha Cooling system for electric car mounting transformer

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