BE876721A - Transformateur - Google Patents

Transformateur

Info

Publication number: BE876721A
Authority: BE; Belgium
Prior art keywords: transformer
Prior art date: 1978-06-03

Application number

BE0/195523A

Other languages

English (en)

Original Assignee

Gewerk Eisenhuette Westfalia

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.)

1978-06-03

Filing date

1979-06-01

Publication date

1979-10-01

1979-06-01 Application filed by Gewerk Eisenhuette Westfalia filed Critical Gewerk Eisenhuette Westfalia

1979-10-01 Publication of BE876721A publication Critical patent/BE876721A/fr

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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Transformer Cooling (AREA)

BE0/195523A 1978-06-03 1979-06-01 Transformateur BE876721A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19782824382 DE2824382C2 (de)	1978-06-03	1978-06-03	Transformator

Publications (1)

Publication Number	Publication Date
BE876721A true BE876721A (fr)	1979-10-01

Family

ID=6040922

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE0/195523A BE876721A (fr)	1978-06-03	1979-06-01	Transformateur

Country Status (7)

Country	Link
AT (1)	AT378436B (fr)
BE (1)	BE876721A (fr)
CH (1)	CH646545A5 (fr)
DE (1)	DE2824382C2 (fr)
FR (1)	FR2427672A1 (fr)
MA (1)	MA18479A1 (fr)
NL (1)	NL7903966A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102017102436B4 (de)	2017-02-08	2025-12-18	Hitachi Energy Ltd	Trockentransformator mit Luftkühlung, Verfahren zur Kühlung und Verwendung eines Ring-Ventilators

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE504644A (fr) *
FR830511A (fr) *	1936-12-07	1938-08-02	Siemens Ag	Transformateur à refroidissement par air
DE843579C (de) *	1950-07-06	1952-07-10	Siemens Ag	Transformator-Kuehleinrichtung
DE973773C (de) *	1951-01-16	1960-06-02	Licentia Gmbh	Druckfest gekapselter Trockentransformator fuer explosions- und schlagwettergefaehrdete Betriebe
DE1775668U (de) *	1954-04-02	1958-10-16	Licentia Gmbh	Druckfest gekapselter trockentransformator fuer explosionsgefaehrdete raeume, wie bergwerke u. dgl.
US2927736A (en) *	1954-04-23	1960-03-08	Frederick S Rohatyn	Apparatus for cooling a device which produces heat during the operation thereof
FR1146044A (fr) *	1955-01-25	1957-11-05	Thomson Houston Comp Francaise	Perfectionnements aux appareils électriques isolés par un gaz électronégatif
US3164666A (en) *	1961-06-26	1965-01-05	Gen Electric	Fluid insulated electrical apparatus
BE661222A (fr) *	1965-03-17	1965-09-17	Acec	Transformateur hermétiquement fermé
US3551863A (en) *	1968-03-18	1970-12-29	Louis L Marton	Transformer with heat dissipator

1978
- 1978-06-03 DE DE19782824382 patent/DE2824382C2/de not_active Expired
1979
- 1979-05-21 NL NL7903966A patent/NL7903966A/xx not_active Application Discontinuation
- 1979-05-23 AT AT381079A patent/AT378436B/de not_active IP Right Cessation
- 1979-05-31 CH CH510879A patent/CH646545A5/de not_active IP Right Cessation
- 1979-05-31 FR FR7913975A patent/FR2427672A1/fr active Granted
- 1979-06-01 BE BE0/195523A patent/BE876721A/fr not_active IP Right Cessation
- 1979-06-13 MA MA18674A patent/MA18479A1/fr unknown

Also Published As

Publication number	Publication date
DE2824382C2 (de)	1982-06-09
FR2427672B1 (fr)	1985-04-12
CH646545A5 (en)	1984-11-30
AT378436B (de)	1985-08-12
DE2824382A1 (de)	1979-12-06
NL7903966A (nl)	1979-12-05
MA18479A1 (fr)	1979-12-31
FR2427672A1 (fr)	1979-12-28

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Legal Events

Date

Code

Title

Description

1988-12-31

RE

Patent lapsed

Owner name: GEWERKSCHAFT EISENHUTTE WESTFALIA

Effective date: 19880630