SU567179A1 - Impregnant for capacitors - Google Patents
Impregnant for capacitorsInfo
- Publication number
- SU567179A1 SU567179A1 SU7301897019A SU1897019A SU567179A1 SU 567179 A1 SU567179 A1 SU 567179A1 SU 7301897019 A SU7301897019 A SU 7301897019A SU 1897019 A SU1897019 A SU 1897019A SU 567179 A1 SU567179 A1 SU 567179A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- alkyl
- halogen
- free
- biphenyl
- diarylsulfone
- Prior art date
Links
- 239000003990 capacitor Substances 0.000 title claims description 7
- 125000000217 alkyl group Chemical group 0.000 claims description 16
- -1 aromatic organic compounds Chemical class 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 9
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 8
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 8
- 235000010290 biphenyl Nutrition 0.000 claims description 5
- 239000004305 biphenyl Substances 0.000 claims description 5
- 229910052736 halogen Inorganic materials 0.000 claims description 4
- 150000002367 halogens Chemical class 0.000 claims description 4
- 238000005470 impregnation Methods 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 3
- 125000002877 alkyl aryl group Chemical group 0.000 claims description 3
- 150000004996 alkyl benzenes Chemical class 0.000 claims description 3
- 150000001491 aromatic compounds Chemical class 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 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 2
- PQNFLJBBNBOBRQ-UHFFFAOYSA-N benzocyclopentane Natural products C1=CC=C2CCCC2=C1 PQNFLJBBNBOBRQ-UHFFFAOYSA-N 0.000 claims description 2
- 125000001624 naphthyl group Chemical group 0.000 claims description 2
- YCWSUKQGVSGXJO-NTUHNPAUSA-N nifuroxazide Chemical group C1=CC(O)=CC=C1C(=O)N\N=C\C1=CC=C([N+]([O-])=O)O1 YCWSUKQGVSGXJO-NTUHNPAUSA-N 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 150000001335 aliphatic alkanes Chemical class 0.000 claims 1
- 125000004429 atom Chemical group 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 239000000314 lubricant Substances 0.000 claims 1
- 150000005840 aryl radicals Chemical class 0.000 description 1
- 125000005362 aryl sulfone group Chemical group 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 125000003944 tolyl group Chemical group 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
-
- 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
-
- 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
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
-
- 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
- C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
- C10M2207/042—Epoxides
-
- 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
- C10M2207/28—Esters
- C10M2207/281—Esters of (cyclo)aliphatic monocarboxylic acids
-
- 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
- C10M2207/28—Esters
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
-
- 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
- C10M2207/28—Esters
- C10M2207/283—Esters of polyhydroxy 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
- C10M2207/28—Esters
- C10M2207/286—Esters of polymerised unsaturated acids
-
- 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
- C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
- C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
-
- 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)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Organic Insulating Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
(54) МАТЕРИАЛ ДЛЯ ПЮПИТКИ КОНДЕНСАТОРОВ(54) MATERIAL FOR CALCULATING CAPACITORS
1one
Изобретение относитс к технологии изготовлени радиоаппаратуры, а именно к материалам дл пропитки конденсаторов.The invention relates to the technology of radio equipment, in particular to materials for the impregnation of capacitors.
Известен материал дл пропитки конденсаторов на основе зпоксидных и ароматических органических соединений.A known material for impregnation of capacitors based on zpoxy and aromatic organic compounds.
Однако известный материал вл етс недостаточно устойчивым к атмосферному воздействию.However, the known material is not weather resistant enough.
Цель изобрете1ш - повышение устойчивости материала к атмосферноглу воздействию.The purpose of the invention is to increase the resistance of the material to weathering.
Дл достижени цели он в качестве ароматического органического соединени содержит свободное от галогена ароматическое соединение и дополнительно.содержит диарилсульфон при следующем соотношении исходных компонентов, вес. %: Диарилсульфон10,0 - 80,0To achieve the goal, it contains an aromatic compound free of halogen as an aromatic organic compound and additionally contains diarylsulfone in the following ratio of initial components, wt. %: Diarylsulfon10.0 - 80.0
Эпоксидное соединение0,1 - 3,0Epoxy compound 0.1 - 3.0
Свободное от галогена органическое соединениеОстальное.Halogen-free organic compound Else.
Свободное от галогена ароматическое органическое соединение выбрано из группы, состо щей из алкилбензола, алкилнафталина, а килбифешша, алкариловььх сложных зфиров и их алкилзамещенНых производных, диарилалканов и их алкилзамещенных производных, и диариловых слошп-гкThe halogen-free aromatic organic compound is selected from the group consisting of alkyl benzene, alkyl naphthalene, and kilbifesch, alkaryl esters and their alkyl substituted derivatives, diaryl alkanes and their alkyl substituted derivatives, and diaryl sloshp
эфиров и их алкилзамещешгых производ П)1Х, в которой указаггные алкиловые н алкатах имеют от 1 до 20 атомов углерода, причем упом нутые ариловые радикаль есть бензол, нафталин, бифенил, потшфешш, а упом нутые поллфеншты включают от 3 до 5 фе1шловььх групп.ethers and their alkyl-substituted products P) 1X, in which the indices of alkyls on alkatas have from 1 to 20 carbon atoms, and the aryl radicals mentioned are benzene, naphthalene, biphenyl, potflesh, and the mentioned pollengshty include from 3 to 5 minerals.
В качестве алкилбифенила он содержит изопропилбифенил .As alkylbiphenyl, it contains isopropylbiphenyl.
Диарилсульфон представлен структурной формулойDiarylsulfon represented by the structural formula
(R)f -Ar-S-Ar(R) f -Ar-S-Ar
пP
где Af- фениловый, нафтиловьш, индановый радикал, R - алкиловый радикал с количеством атомов углерода от 1 до 8, п 1-3.where Af is phenyl, naphthyl, indane radical, R is alkyl radical with 1 to 8 carbon atoms, n 1-3.
Причем в качестве диарнлсульфона он содержит толилк аишлсульфон.Moreover, as a diarnsulfon it contains tolyl aishlsulfone.
Представител тии Д11ариловых сульфонов, охватьюаемьк приведенной структурной формулой, вл ютс Д1{фенилсульфон, дитолилсульфон, фенилкси илсульфон , толилкснлилсульфон, фенилтолилсульфон , индантолилсульфон, индан-динафтилсульфон , нафтклфенилсульфон, нафтилк ж илсульфон и нафтилтолилсульфон.Representation of D11 aryl sulfones
К представител м свободных от галогена ароматических соеданеюш относ тс алкилбензол, алкитаафталин, алкилбифенил, алкилполифенил, алкариловые сложные и их алкилзамещенные производные и диарнловые сложные эфиры и их алкилзамещенные прсмзводные, в которых упом нутьв алкиловые группы н алканы имеют от 1 до 20 атомов углерода, причем упом нутые аршювые радикалы есть бензол, нафталин, бифенил или полифенил, а упом нутые полифеншш включают от трех до п ти фениловых Групп.Representative of the halogen-free aromatic compounds are alkyl benzene, alkyl naphthalene, alkyl biphenyl, alkyl polyphenyl, complex alkaryl and their alkyl substituted derivatives and diarnoyl esters and their alkyl substituted ppalic, in which the alkyl groups take place, and their alkyl substitutes, in which the alkyl groups take place, and the alkyl groups under the code, they have the same name, they are the same, they have the same name, they have the same names, they are used by the same The aforementioned arysh radicals are benzene, naphthalene, biphenyl, or polyphenyl, and the aforementioned polyfensha include from three to five phenyl groups.
Специфическими примерами таких ароматических органических соединений, свободных от галогенов , вл ютс Сз.4 алкилбензоциклогексилатилбензол ,) €3.4 алкилнафталин, €3-4 алкйлтетраалинизопрс шлбифенил , /циклогекшлбифенил, С4-4 алкилфенклэфиры, дифенилметилпентан, бе, зилзтилбензол, дифешшзфири феноксибифенил.|Specific examples of such aromatic organic compounds that are free from halogen, cp4, cpl4, cpc, cpc, cpc, ccp, ccp, ccp, ccp, ccpc
В качестве представителей зпоксидйых соедИ нений в материале дл пропитки конденсаторов могут быть использованы 1 - зпокетэтил - 1,3,4 -эпоксициклогексан , 3,4 - эпоко - 6 - метилциклогексан карбоксил т. Эти эпоксиды содержатс в материале в количестве от 0,1 до 3 вес.%.1 - zpoketethyl - 1,3,4-epoxycyclohexane, 3,4 - epoko - 6 - methylcyclohexane carboxyl t can be used as representatives of the zpoxidium compounds in the material for impregnation of capacitors. 3,4 - epoko - 6 - methylcyclohexane carboxyl t. These epoxides are contained in the amount from 0.1 to 3 wt.%.
Оптимальное содержание исходных компонентов материала дл про1штки конденсаторов, вес. %. Толилкошилсульфон10 - ЗОThe optimal content of the initial components of the material for pro-jshtkami capacitors, weight % Tolylkosylsulfon10 - ZO
3,4 - зпокснциклогекшлметил-1 ,3,4- зпоксиплклогексанкарбокотлат0 ,1 - 3,03,4 - zpoksntsiklogekshlmetil-1, 3,4-zpoksiplkoheksanarbokotlat0, 1 - 3.0
ИзопропилбифенилОстальноеIsopropylbiphenylOther
Claims (5)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23215272A | 1972-03-06 | 1972-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU567179A1 true SU567179A1 (en) | 1977-07-30 |
Family
ID=22872076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU7301897019A SU567179A1 (en) | 1972-03-06 | 1973-03-05 | Impregnant for capacitors |
Country Status (13)
| Country | Link |
|---|---|
| AR (1) | AR198405A1 (en) |
| BE (1) | BE796293A (en) |
| BR (1) | BR7301613D0 (en) |
| CA (1) | CA1001838A (en) |
| CH (1) | CH598688A5 (en) |
| DE (1) | DE2310807C2 (en) |
| ES (1) | ES412256A1 (en) |
| FR (1) | FR2188259B1 (en) |
| GB (1) | GB1383133A (en) |
| IT (1) | IT981133B (en) |
| NL (1) | NL7303042A (en) |
| SE (1) | SE381360B (en) |
| SU (1) | SU567179A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4054937A (en) * | 1976-04-28 | 1977-10-18 | Westinghouse Electric Corporation | Capacitor |
| US4266264A (en) * | 1977-06-24 | 1981-05-05 | Westinghouse Electric Corp. | Meta isopropyl biphenyl insulated electrical apparatus |
| DE2926609A1 (en) * | 1979-07-02 | 1981-01-08 | Bayer Ag | IMPREGNANT AND ITS USE |
| US4348713A (en) * | 1980-05-07 | 1982-09-07 | General Electric Company | Impregnants for metallized paper electrode capacitors |
| DE3809934A1 (en) * | 1988-03-24 | 1989-10-05 | Bayer Ag | DIELECTRIC LIQUIDS |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH268032A (en) * | 1941-12-04 | 1950-04-30 | Westinghouse Electric Corp | Dielectric material. |
| DE1589549C3 (en) * | 1967-10-18 | 1978-04-27 | Robert Bosch Gmbh, 7000 Stuttgart | Electric alternating voltage capacitor with a dielectric containing plastic tapes |
| US3424957A (en) * | 1967-10-31 | 1969-01-28 | Gen Electric | Electrical capacitor and dielectric material therefor |
-
1973
- 1973-03-02 ES ES412256A patent/ES412256A1/en not_active Expired
- 1973-03-02 AR AR246912A patent/AR198405A1/en active
- 1973-03-02 BR BR731613A patent/BR7301613D0/en unknown
- 1973-03-05 SU SU7301897019A patent/SU567179A1/en active
- 1973-03-05 NL NL7303042A patent/NL7303042A/xx not_active Application Discontinuation
- 1973-03-05 IT IT21204/73A patent/IT981133B/en active
- 1973-03-05 GB GB1065973A patent/GB1383133A/en not_active Expired
- 1973-03-05 FR FR7307760A patent/FR2188259B1/fr not_active Expired
- 1973-03-05 SE SE7303006A patent/SE381360B/en unknown
- 1973-03-05 CA CA165,307A patent/CA1001838A/en not_active Expired
- 1973-03-05 BE BE128388A patent/BE796293A/en not_active IP Right Cessation
- 1973-03-05 DE DE2310807A patent/DE2310807C2/en not_active Expired
- 1973-03-05 CH CH317173A patent/CH598688A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7303042A (en) | 1973-09-10 |
| CH598688A5 (en) | 1978-05-12 |
| FR2188259A1 (en) | 1974-01-18 |
| DE2310807A1 (en) | 1973-09-13 |
| FR2188259B1 (en) | 1977-08-12 |
| BR7301613D0 (en) | 1974-05-16 |
| IT981133B (en) | 1974-10-10 |
| ES412256A1 (en) | 1976-01-01 |
| AR198405A1 (en) | 1974-06-21 |
| DE2310807C2 (en) | 1982-04-08 |
| SE381360B (en) | 1975-12-01 |
| BE796293A (en) | 1973-09-05 |
| CA1001838A (en) | 1976-12-21 |
| GB1383133A (en) | 1975-02-05 |
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