FR2271641B3 - - Google Patents
Info
- Publication number
- FR2271641B3 FR2271641B3 FR7515479A FR7515479A FR2271641B3 FR 2271641 B3 FR2271641 B3 FR 2271641B3 FR 7515479 A FR7515479 A FR 7515479A FR 7515479 A FR7515479 A FR 7515479A FR 2271641 B3 FR2271641 B3 FR 2271641B3
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/06—Gas-pressure cables; Oil-pressure cables; Cables for use in conduits under fluid pressure
- H01B9/0677—Features relating to the enclosing sheath of gas-pressure cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742423717 DE2423717A1 (de) | 1974-05-16 | 1974-05-16 | Kuehlsystem fuer unterirdische elektrische energieleitungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2271641A1 FR2271641A1 (en) | 1975-12-12 |
| FR2271641B3 true FR2271641B3 (US20030157025A1-20030821-C00031.png) | 1978-11-24 |
Family
ID=5915693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7515479A Granted FR2271641A1 (en) | 1974-05-16 | 1975-05-16 | Cooling for underground HV power cables - low-boiling coolant liq. returned to above-ground condenser |
Country Status (4)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0220140D0 (en) * | 2002-08-30 | 2002-10-09 | Star Refrigeration | Subterranean cavity cooling method |
| GB2485211B (en) | 2010-11-05 | 2015-12-02 | Craig Murphy | An apparatus and method for cooling and recovering heat from electrical power cables |
| DE202011103140U1 (de) | 2011-05-31 | 2012-09-03 | Winfried Kneussle | Vorrichtung zum Kühlen von erdverlegten Stromkabeln |
| DE202014103634U1 (de) * | 2014-08-05 | 2015-11-09 | Rehau Ag + Co | Rohranordnung |
| CN104332907A (zh) * | 2014-11-17 | 2015-02-04 | 重庆易初机械有限公司 | 散热型通讯管 |
| DE102017208144A1 (de) * | 2017-05-15 | 2018-11-15 | Siemens Aktiengesellschaft | Gasisolierte Leitung sowie Verfahren zum Betreiben einer gasisolierten Leitung |
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1974
- 1974-05-16 DE DE19742423717 patent/DE2423717A1/de active Pending
-
1975
- 1975-05-15 CH CH628575A patent/CH594269A5/xx not_active IP Right Cessation
- 1975-05-15 NL NL7505709A patent/NL7505709A/xx not_active Application Discontinuation
- 1975-05-16 FR FR7515479A patent/FR2271641A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7505709A (nl) | 1975-11-18 |
| FR2271641A1 (en) | 1975-12-12 |
| CH594269A5 (US20030157025A1-20030821-C00031.png) | 1977-12-30 |
| DE2423717A1 (de) | 1975-11-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |