FR550539A - Improvements to oil preservatives - Google Patents

Improvements to oil preservatives

Info

Publication number
FR550539A
FR550539A FR550539DA FR550539A FR 550539 A FR550539 A FR 550539A FR 550539D A FR550539D A FR 550539DA FR 550539 A FR550539 A FR 550539A
Authority
FR
France
Prior art keywords
oil preservatives
preservatives
oil
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.)
CONST ELECTR DE BOULOGNE SUR S
Original Assignee
CONST ELECTR DE BOULOGNE SUR S
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 CONST ELECTR DE BOULOGNE SUR S filed Critical CONST ELECTR DE BOULOGNE SUR S
Application granted granted Critical
Publication of FR550539A publication Critical patent/FR550539A/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
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR550539D 1922-04-22 1922-04-22 Improvements to oil preservatives Expired FR550539A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR550539T 1922-04-22

Publications (1)

Publication Number Publication Date
FR550539A true FR550539A (en) 1923-03-12

Family

ID=8936267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR550539D Expired FR550539A (en) 1922-04-22 1922-04-22 Improvements to oil preservatives

Country Status (1)

Country Link
FR (1) FR550539A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0245598A1 (en) * 1986-03-13 1987-11-19 Siemens Aktiengesellschaft Fluid-cooled transformer having a gas cushion compensating for volume variations due to temperature changes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0245598A1 (en) * 1986-03-13 1987-11-19 Siemens Aktiengesellschaft Fluid-cooled transformer having a gas cushion compensating for volume variations due to temperature changes

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