FR2448520B1 - - Google Patents
Info
- Publication number
- FR2448520B1 FR2448520B1 FR8002577A FR8002577A FR2448520B1 FR 2448520 B1 FR2448520 B1 FR 2448520B1 FR 8002577 A FR8002577 A FR 8002577A FR 8002577 A FR8002577 A FR 8002577A FR 2448520 B1 FR2448520 B1 FR 2448520B1
- 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
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- 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
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/20—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
- H01B3/22—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C13/00—Cyclic hydrocarbons containing rings other than, or in addition to, six-membered aromatic rings
- C07C13/28—Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
- C07C2/86—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon
- C07C2/861—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by condensation between a hydrocarbon and a non-hydrocarbon the non-hydrocarbon contains only halogen as hetero-atoms
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/02—Well-defined aliphatic compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/02—Well-defined aliphatic compounds
- C10M2203/022—Well-defined aliphatic compounds saturated
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/02—Well-defined aliphatic compounds
- C10M2203/024—Well-defined aliphatic compounds unsaturated
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/04—Well-defined cycloaliphatic compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/06—Well-defined aromatic compounds
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/14—Electric or magnetic purposes
- C10N2040/16—Dielectric; Insulating oil or insulators
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/14—Electric or magnetic purposes
- C10N2040/17—Electric or magnetic purposes for electric contacts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Organic Insulating Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT20101/79A IT1113015B (it) | 1979-02-09 | 1979-02-09 | Idrocarburi sintetici,particolarmente atti come fluidi isolanti dielettrici |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448520A1 FR2448520A1 (fr) | 1980-09-05 |
FR2448520B1 true FR2448520B1 (fr) | 1984-10-19 |
Family
ID=11163803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8002577A Granted FR2448520A1 (fr) | 1979-02-09 | 1980-02-06 | Hydrocarbures synthetiques utilisables comme fluides isolants dielectriques |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3003256C2 (fr) |
FR (1) | FR2448520A1 (fr) |
GB (1) | GB2044792B (fr) |
IT (1) | IT1113015B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3201721A1 (de) * | 1981-01-30 | 1982-08-19 | F. Hoffmann-La Roche & Co. AG, 4002 Basel | Disubstituierte aethane |
US4583826A (en) * | 1981-10-14 | 1986-04-22 | Hoffmann-La Roche Inc. | Phenylethanes |
US4528114A (en) * | 1981-12-18 | 1985-07-09 | Hoffmann-La Roche Inc. | Acetylenes |
DE19636457A1 (de) * | 1996-09-07 | 1998-03-19 | Jeannette Bastian | Kombination von aufeinander abgestimmten Maßnahmen zur Verbesserung der Wärmeumwälzkühlung in elektrischen Transformatoren, insbesondere solchen mit Wellblechkühlrippen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2263448A (en) * | 1938-09-15 | 1941-11-18 | Dow Chemical Co | Poly-cyclohexyl-diphenyls |
US2233964A (en) * | 1938-10-22 | 1941-03-04 | Dow Chemical Co | Cyclohexylated diphenyl-benzenes |
GB1184022A (en) * | 1968-02-27 | 1970-03-11 | British Petroleum Co | Process for the Preparation of Cyclo-Alkyl Aromatics |
JPS532158B2 (fr) * | 1973-06-20 | 1978-01-25 |
-
1979
- 1979-02-09 IT IT20101/79A patent/IT1113015B/it active
-
1980
- 1980-01-30 DE DE3003256A patent/DE3003256C2/de not_active Expired
- 1980-02-04 GB GB8003606A patent/GB2044792B/en not_active Expired
- 1980-02-06 FR FR8002577A patent/FR2448520A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2044792B (en) | 1983-03-16 |
FR2448520A1 (fr) | 1980-09-05 |
GB2044792A (en) | 1980-10-22 |
DE3003256C2 (de) | 1982-12-16 |
IT1113015B (it) | 1986-01-20 |
IT7920101A0 (it) | 1979-02-09 |
DE3003256A1 (de) | 1980-08-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |