SE446288B - Dielektriskt fluidum for elektriska apparater, vilket vesentligen bestar av isopropylfenyl - Google Patents
Dielektriskt fluidum for elektriska apparater, vilket vesentligen bestar av isopropylfenylInfo
- Publication number
- SE446288B SE446288B SE7806205A SE7806205A SE446288B SE 446288 B SE446288 B SE 446288B SE 7806205 A SE7806205 A SE 7806205A SE 7806205 A SE7806205 A SE 7806205A SE 446288 B SE446288 B SE 446288B
- Authority
- SE
- Sweden
- Prior art keywords
- weight
- fluid
- dielectric
- dielectric fluid
- corona
- Prior art date
Links
- -1 ISOPROPYLPHENYL Chemical class 0.000 title claims description 8
- 239000012530 fluid Substances 0.000 claims description 48
- HKTCLPBBJDIBGF-UHFFFAOYSA-N 1-phenyl-2-propan-2-ylbenzene Chemical group CC(C)C1=CC=CC=C1C1=CC=CC=C1 HKTCLPBBJDIBGF-UHFFFAOYSA-N 0.000 claims description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- AMBHHSBRXZAGDZ-UHFFFAOYSA-N 1-phenyl-2,3-di(propan-2-yl)benzene Chemical group CC(C)C1=CC=CC(C=2C=CC=CC=2)=C1C(C)C AMBHHSBRXZAGDZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- SKDGWNHUETZZCS-UHFFFAOYSA-N 2,3-ditert-butylphenol Chemical compound CC(C)(C)C1=CC=CC(O)=C1C(C)(C)C SKDGWNHUETZZCS-UHFFFAOYSA-N 0.000 claims description 2
- 229920005372 Plexiglas® Polymers 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- BIZBXUGHSYSUGJ-UHFFFAOYSA-N 1-propan-2-ylbiphenylene Chemical group C12=CC=CC=C2C2=C1C=CC=C2C(C)C BIZBXUGHSYSUGJ-UHFFFAOYSA-N 0.000 claims 1
- QWQNFXDYOCUEER-UHFFFAOYSA-N 2,3-ditert-butyl-4-methylphenol Chemical group CC1=CC=C(O)C(C(C)(C)C)=C1C(C)(C)C QWQNFXDYOCUEER-UHFFFAOYSA-N 0.000 claims 1
- 239000004926 polymethyl methacrylate Substances 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 10
- 239000007787 solid Substances 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 8
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 6
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 239000011888 foil Substances 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 235000010290 biphenyl Nutrition 0.000 description 3
- 239000004305 biphenyl Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000002309 gasification Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- IUYHQGMDSZOPDZ-UHFFFAOYSA-N 2,3,4-trichlorobiphenyl Chemical group ClC1=C(Cl)C(Cl)=CC=C1C1=CC=CC=C1 IUYHQGMDSZOPDZ-UHFFFAOYSA-N 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000004056 anthraquinones Chemical class 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000013526 supercooled liquid Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- NJWGQARXZDRHCD-UHFFFAOYSA-N 2-methylanthraquinone Chemical compound C1=CC=C2C(=O)C3=CC(C)=CC=C3C(=O)C2=C1 NJWGQARXZDRHCD-UHFFFAOYSA-N 0.000 description 1
- KGYYLUNYOCBBME-UHFFFAOYSA-M 4-fluoro-2-phenyl-4-(4-propylcyclohexyl)cyclohexa-1,5-diene-1-carboxylate Chemical compound C1CC(CCC)CCC1C1(F)C=CC(C([O-])=O)=C(C=2C=CC=CC=2)C1 KGYYLUNYOCBBME-UHFFFAOYSA-M 0.000 description 1
- UPMZXBCYMCZOIG-UHFFFAOYSA-N 6-[(4-methyl-7-oxabicyclo[4.1.0]heptan-3-yl)methoxy]-6-oxohexanoic acid Chemical compound C1C(COC(=O)CCCCC(O)=O)C(C)CC2OC21 UPMZXBCYMCZOIG-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 101100453960 Drosophila melanogaster klar gene Proteins 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 235000009108 Urtica dioica Nutrition 0.000 description 1
- 241000218215 Urticaceae Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000007824 aliphatic compounds Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical class 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
- H01G4/22—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated
- H01G4/221—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 impregnated characterised by the composition of the impregnant
-
- 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
-
- 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
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/026—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings with tertiary alkyl groups
-
- 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
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/08—Aldehydes; Ketones
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Organic Insulating Materials (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Insulating Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/809,589 US4266264A (en) | 1977-06-24 | 1977-06-24 | Meta isopropyl biphenyl insulated electrical apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7806205L SE7806205L (sv) | 1978-12-25 |
| SE446288B true SE446288B (sv) | 1986-08-25 |
Family
ID=25201698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7806205A SE446288B (sv) | 1977-06-24 | 1978-05-30 | Dielektriskt fluidum for elektriska apparater, vilket vesentligen bestar av isopropylfenyl |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4266264A (de) |
| JP (1) | JPS5410963A (de) |
| AR (1) | AR213492A1 (de) |
| AU (1) | AU511280B2 (de) |
| BE (1) | BE867689A (de) |
| BR (1) | BR7803972A (de) |
| CA (1) | CA1108387A (de) |
| CH (1) | CH637239A5 (de) |
| DE (1) | DE2823758C3 (de) |
| ES (1) | ES471090A1 (de) |
| FR (1) | FR2395576A1 (de) |
| GB (1) | GB1600307A (de) |
| IN (1) | IN150490B (de) |
| IT (1) | IT1107370B (de) |
| MX (1) | MX150029A (de) |
| NO (1) | NO150256C (de) |
| SE (1) | SE446288B (de) |
| ZA (1) | ZA782596B (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0010363B1 (de) * | 1978-10-18 | 1984-01-18 | General Electric Company | Imprägnierter Kondensator und seine Elektrodenfolie |
| AT391960B (de) * | 1978-10-18 | 1990-12-27 | Gen Electric | Elektrischer kondensator |
| DE2926609A1 (de) * | 1979-07-02 | 1981-01-08 | Bayer Ag | Impraegniermittel und seine verwendung |
| JPS56134881U (de) * | 1980-03-12 | 1981-10-13 | ||
| US4348713A (en) * | 1980-05-07 | 1982-09-07 | General Electric Company | Impregnants for metallized paper electrode capacitors |
| IT1135060B (it) * | 1981-01-16 | 1986-08-20 | Pirelli Cavi Spa | Cavo elettrico impregnato con fluido isolante |
| IT1151556B (it) * | 1982-04-30 | 1986-12-24 | Pirelli Cavi Spa | Cavo elettrico impregnato con fluido isolante |
| JPS6147248A (ja) * | 1984-08-14 | 1986-03-07 | 旭硝子株式会社 | 航空機のキヤビン窓 |
| DE3432746A1 (de) * | 1984-09-06 | 1986-03-13 | Chemische Fabrik Wibarco GmbH, 4530 Ibbenbüren | Isolieroel fuer elektrische mittel- und hochspannungseinrichtungen |
| JPH088010B2 (ja) * | 1986-09-04 | 1996-01-29 | 日本石油化学株式会社 | 電気絶縁油組成物 |
| JP2528290B2 (ja) * | 1986-09-04 | 1996-08-28 | 日本石油化学株式会社 | 電気絶縁油組成物 |
| JPH088009B2 (ja) * | 1986-09-04 | 1996-01-29 | 日本石油化学株式会社 | 電気絶縁油組成物 |
| US5766517A (en) | 1995-12-21 | 1998-06-16 | Cooper Industries, Inc. | Dielectric fluid for use in power distribution equipment |
| US6398986B1 (en) * | 1995-12-21 | 2002-06-04 | Cooper Industries, Inc | Food grade vegetable oil based dielectric fluid and methods of using same |
| US6352655B1 (en) | 1995-12-21 | 2002-03-05 | Cooper Industries, Inc. | Vegetable oil based dielectric fluid |
| US6037537A (en) * | 1995-12-21 | 2000-03-14 | Cooper Industries, Inc. | Vegetable oil based dielectric coolant |
| US6234343B1 (en) | 1999-03-26 | 2001-05-22 | Papp Enterprises, Llc | Automated portable medication radial dispensing apparatus and method |
| CA2564041A1 (en) * | 2004-04-24 | 2005-11-17 | Christopher E. Bossi | Universal medication carrier |
| US20080110786A1 (en) * | 2006-11-09 | 2008-05-15 | Bossi Christopher E | Blister card carrier |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB497284A (en) * | 1937-06-15 | 1938-12-15 | Du Pont | Manufacture of isopropyl derivatives of diphenyl |
| US3275914A (en) * | 1963-09-19 | 1966-09-27 | Sangamo Electric Co | Electric capacitor having dielectric spacer of reconstituted mica interleaved with solid plastic |
| US3370012A (en) * | 1965-06-02 | 1968-02-20 | Du Pont | Dielectric composition of a mixture of diaryl sulfones |
| US3565960A (en) * | 1967-03-13 | 1971-02-23 | Monsanto Co | Process for the preparation of fluid phenoxybiphenyls |
| FR1603289A (de) * | 1968-09-11 | 1971-03-29 | ||
| US3627581A (en) * | 1970-10-19 | 1971-12-14 | Ncr Co | Pressure-sensitive record material |
| ES412256A1 (es) * | 1972-03-06 | 1976-01-01 | Monsanto Co | Perfeccionamientos introducidos en condensadores electri- cos. |
| ZA734354B (en) * | 1972-07-18 | 1974-05-29 | Westinghouse Electric Corp | An improvement in or relating to dielectric fluids and capacitors |
| US3948788A (en) * | 1972-08-15 | 1976-04-06 | Monsanto Company | Dielectric composition for impregnating electrical capacitors |
| US3796934A (en) * | 1972-08-16 | 1974-03-12 | Monsanto Co | Capacitor with non-halogenated impregnant |
| JPS4980045A (de) * | 1972-12-08 | 1974-08-02 | ||
| JPS49109856A (de) * | 1973-02-21 | 1974-10-18 | ||
| JPS5086700A (de) * | 1973-12-06 | 1975-07-12 | ||
| US4054937A (en) * | 1976-04-28 | 1977-10-18 | Westinghouse Electric Corporation | Capacitor |
-
1977
- 1977-06-24 US US05/809,589 patent/US4266264A/en not_active Expired - Lifetime
-
1978
- 1978-05-05 ZA ZA00782596A patent/ZA782596B/xx unknown
- 1978-05-08 NO NO781601A patent/NO150256C/no unknown
- 1978-05-08 GB GB18189/78A patent/GB1600307A/en not_active Expired
- 1978-05-10 IN IN502/CAL/78A patent/IN150490B/en unknown
- 1978-05-11 CA CA303,092A patent/CA1108387A/en not_active Expired
- 1978-05-29 FR FR7815966A patent/FR2395576A1/fr active Granted
- 1978-05-30 SE SE7806205A patent/SE446288B/sv not_active IP Right Cessation
- 1978-05-31 DE DE2823758A patent/DE2823758C3/de not_active Expired
- 1978-05-31 BE BE188224A patent/BE867689A/xx not_active IP Right Cessation
- 1978-06-06 AR AR272643A patent/AR213492A1/es active
- 1978-06-12 AU AU37034/78A patent/AU511280B2/en not_active Expired
- 1978-06-22 BR BR7803972A patent/BR7803972A/pt unknown
- 1978-06-22 MX MX173884A patent/MX150029A/es unknown
- 1978-06-23 CH CH690278A patent/CH637239A5/de not_active IP Right Cessation
- 1978-06-23 JP JP7555478A patent/JPS5410963A/ja active Granted
- 1978-06-23 IT IT41602/78A patent/IT1107370B/it active
- 1978-06-23 ES ES471090A patent/ES471090A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| MX150029A (es) | 1984-03-05 |
| DE2823758A1 (de) | 1979-01-11 |
| DE2823758C3 (de) | 1986-06-19 |
| JPS5622084B2 (de) | 1981-05-23 |
| CH637239A5 (de) | 1983-07-15 |
| NO150256B (no) | 1984-06-04 |
| DE2823758B2 (de) | 1980-02-28 |
| NO781601L (no) | 1978-12-28 |
| BE867689A (fr) | 1978-11-30 |
| FR2395576A1 (fr) | 1979-01-19 |
| AR213492A1 (es) | 1979-01-31 |
| GB1600307A (en) | 1981-10-14 |
| JPS5410963A (en) | 1979-01-26 |
| US4266264A (en) | 1981-05-05 |
| IN150490B (de) | 1982-10-23 |
| AU511280B2 (en) | 1980-08-07 |
| BR7803972A (pt) | 1979-04-17 |
| SE7806205L (sv) | 1978-12-25 |
| CA1108387A (en) | 1981-09-08 |
| AU3703478A (en) | 1979-12-20 |
| IT7841602A0 (it) | 1978-06-23 |
| IT1107370B (it) | 1985-11-25 |
| FR2395576B1 (de) | 1981-12-24 |
| NO150256C (no) | 1984-09-12 |
| ES471090A1 (es) | 1979-10-01 |
| ZA782596B (en) | 1979-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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