FI62333C - Foerfarande foer framstaellning av en transformatorolja - Google Patents

Foerfarande foer framstaellning av en transformatorolja Download PDF

Info

Publication number
FI62333C
FI62333C FI772480A FI772480A FI62333C FI 62333 C FI62333 C FI 62333C FI 772480 A FI772480 A FI 772480A FI 772480 A FI772480 A FI 772480A FI 62333 C FI62333 C FI 62333C
Authority
FI
Finland
Prior art keywords
extract
weight
solvent
solvate
distillation
Prior art date
Application number
FI772480A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI62333B (fi
FI772480A (fi
Inventor
Walter Geistert
Ulrich Kraemer
Gottfried Klippel
Original Assignee
Texaco Ag
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.)
Filing date
Publication date
Application filed by Texaco Ag filed Critical Texaco Ag
Publication of FI772480A publication Critical patent/FI772480A/fi
Publication of FI62333B publication Critical patent/FI62333B/fi
Application granted granted Critical
Publication of FI62333C publication Critical patent/FI62333C/fi

Links

Classifications

    • 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
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
    • C10G2400/12—Electrical isolation oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Lubricants (AREA)
  • Organic Insulating Materials (AREA)
FI772480A 1976-09-11 1977-08-19 Foerfarande foer framstaellning av en transformatorolja FI62333C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2641055 1976-09-11
DE2641055A DE2641055C3 (de) 1976-09-11 1976-09-11 Verfahren zur Herstellung einer alterungsbeständigen Mineralölfraktion

Publications (3)

Publication Number Publication Date
FI772480A FI772480A (fi) 1978-03-12
FI62333B FI62333B (fi) 1982-08-31
FI62333C true FI62333C (fi) 1982-12-10

Family

ID=5987738

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772480A FI62333C (fi) 1976-09-11 1977-08-19 Foerfarande foer framstaellning av en transformatorolja

Country Status (15)

Country Link
US (1) US4303499A (de)
JP (1) JPS5335706A (de)
AT (1) AT364873B (de)
BE (1) BE858484A (de)
CA (1) CA1103601A (de)
CH (1) CH636900A5 (de)
DE (1) DE2641055C3 (de)
DK (1) DK403077A (de)
ES (1) ES461957A1 (de)
FI (1) FI62333C (de)
FR (1) FR2364264A1 (de)
IT (1) IT1084530B (de)
NL (1) NL7709893A (de)
SE (1) SE423717B (de)
YU (1) YU39498B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01161090A (ja) * 1987-12-18 1989-06-23 Kiyouseki Seihin Gijutsu Kenkyusho:Kk 電気絶縁油の製造方法
US7666295B2 (en) * 2005-10-20 2010-02-23 Ergon Refining, Inc. Uninhibited electrical insulating oil
US20080281292A1 (en) * 2006-10-16 2008-11-13 Hickingbotham Dyson W Retractable Injection Port

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB589150A (en) * 1944-12-14 1947-06-12 James Campbell Wood Mallock Improvements in or relating to the manufacture of oils for electrical insulating purposes
GB752512A (en) * 1954-06-17 1956-07-11 Shell Res Ltd A process for the manufacture of an electrical insulating oil
US3093576A (en) * 1959-10-26 1963-06-11 Sumner E Campbell Refining of crude petroleum
US3627673A (en) * 1969-01-28 1971-12-14 Exxon Research Engineering Co Process for producing low-pour point transformer oils from waxy crudes
US4033854A (en) * 1974-12-02 1977-07-05 Nippon Oil Company, Ltd. Electrical insulating oils

Also Published As

Publication number Publication date
DK403077A (da) 1978-03-12
NL7709893A (nl) 1978-03-14
FR2364264B1 (de) 1984-05-11
JPS5335706A (en) 1978-04-03
YU39498B (en) 1984-12-31
ATA556077A (de) 1981-04-15
DE2641055B2 (de) 1981-05-27
FI62333B (fi) 1982-08-31
SE423717B (sv) 1982-05-24
DE2641055C3 (de) 1982-09-09
DE2641055A1 (de) 1978-03-16
SE7710202L (sv) 1978-03-12
US4303499A (en) 1981-12-01
YU214877A (en) 1982-08-31
ES461957A1 (es) 1978-06-01
CA1103601A (en) 1981-06-23
AT364873B (de) 1981-11-25
IT1084530B (it) 1985-05-25
CH636900A5 (de) 1983-06-30
BE858484A (fr) 1978-03-07
FI772480A (fi) 1978-03-12
FR2364264A1 (fr) 1978-04-07

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: DEUTSCHE TEXACO AKTIENGESELLSCHAFT