NZ210768A - Leaching pcb from liquid cooled transformers - Google Patents

Leaching pcb from liquid cooled transformers

Info

Publication number
NZ210768A
NZ210768A NZ210768A NZ21076885A NZ210768A NZ 210768 A NZ210768 A NZ 210768A NZ 210768 A NZ210768 A NZ 210768A NZ 21076885 A NZ21076885 A NZ 21076885A NZ 210768 A NZ210768 A NZ 210768A
Authority
NZ
New Zealand
Prior art keywords
leaching
pcb
liquid cooled
cooled transformers
transformers
Prior art date
Application number
NZ210768A
Inventor
G R Atwood
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of NZ210768A publication Critical patent/NZ210768A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • 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
    • C10G21/00—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
    • C10G21/006—Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents of waste oils, e.g. PCB's containing oils

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Organic Insulating Materials (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Processing Of Solid Wastes (AREA)
  • General Induction Heating (AREA)
  • Lubricants (AREA)
  • Insulating Of Coils (AREA)
  • Transformer Cooling (AREA)
NZ210768A 1983-12-28 1985-01-04 Leaching pcb from liquid cooled transformers NZ210768A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56630683A 1983-12-28 1983-12-28
US67527884A 1984-11-27 1984-11-27

Publications (1)

Publication Number Publication Date
NZ210768A true NZ210768A (en) 1988-07-28

Family

ID=27074146

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ210768A NZ210768A (en) 1983-12-28 1985-01-04 Leaching pcb from liquid cooled transformers

Country Status (20)

Country Link
EP (1) EP0147860B1 (en)
JP (1) JPH0644534B2 (en)
KR (1) KR900005687B1 (en)
AR (1) AR244461A1 (en)
AU (1) AU570294B2 (en)
BR (1) BR8407245A (en)
CA (1) CA1262606A (en)
DE (1) DE3462640D1 (en)
ES (1) ES8605653A1 (en)
FI (1) FI78367C (en)
GR (1) GR82586B (en)
HK (1) HK56389A (en)
IL (1) IL73971A (en)
IN (1) IN163604B (en)
MX (1) MX168456B (en)
NZ (1) NZ210768A (en)
PH (1) PH23329A (en)
PT (1) PT79758A (en)
SG (1) SG22889G (en)
WO (1) WO1985002937A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790337A (en) * 1984-07-18 1988-12-13 Quadrex Hps Inc. Apparatus for removing PCB's from electrical apparatus
US4738780A (en) * 1984-11-27 1988-04-19 Union Carbide Corporation Method for replacing PCB-containing coolants in electrical induction apparatus with substantially PCB-free dielectric coolants
GB2182925B (en) * 1985-11-13 1990-07-18 Quadrex Hps Inc Process for removing pcb's from electrical apparatus
EP0290098B1 (en) * 1987-05-07 1990-11-14 Micafil Ag Process and apparatus for extracting oil or polychlorinated biphenyls from impregnated electrical components by means of a solvating agent, and distillation of the solvent
US4950837A (en) * 1989-07-18 1990-08-21 General Electric Company Method for reclassifying PCB transformers
US6380454B1 (en) 1991-03-15 2002-04-30 Luciano A. Gonzalez Destruction of polychlorinated biphenyls
JPH0555054A (en) * 1991-08-26 1993-03-05 Mitsubishi Electric Corp Medium filling method for electrical machinery
FR2705140B1 (en) * 1993-05-11 1995-07-28 Elf Antar France Method of replacing the lubrication product for the conversion of existing refrigeration systems to refrigerants without action on atmospheric ozone.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR7703653A (en) * 1976-06-08 1978-04-04 Rhone Poulenc Ind NEW DIELETRIC LIQUIDS
US4124834A (en) * 1977-10-05 1978-11-07 Westinghouse Electric Corp. Electrical inductive apparatus
US4357175A (en) * 1980-04-10 1982-11-02 Stauffer Chemical Company Process for cleaning the interiors of vessels
US4299704A (en) * 1980-05-19 1981-11-10 General Electric Company Method for removing polychlorinated biphenyls from contaminated transformer dielectric liquid
US4379746A (en) * 1980-08-18 1983-04-12 Sun-Ohio, Inc. Method of destruction of polychlorinated biphenyls
US4396436A (en) * 1981-07-20 1983-08-02 Aluminum Company Of America Method and flushing for removing hydraulic fluid from hydraulic systems

Also Published As

Publication number Publication date
FI853299L (en) 1985-08-28
AU570294B2 (en) 1988-03-10
KR850700178A (en) 1985-10-25
EP0147860B1 (en) 1987-03-11
JPH0644534B2 (en) 1994-06-08
IN163604B (en) 1988-10-15
HK56389A (en) 1989-07-21
EP0147860A2 (en) 1985-07-10
JPS61500880A (en) 1986-05-01
WO1985002937A1 (en) 1985-07-04
DE3462640D1 (en) 1987-04-16
PH23329A (en) 1989-07-14
MX168456B (en) 1993-05-25
FI853299A0 (en) 1985-08-28
ES8605653A1 (en) 1986-03-16
IL73971A (en) 1988-12-30
CA1262606A (en) 1989-11-07
AU3783285A (en) 1985-07-12
PT79758A (en) 1985-01-01
FI78367B (en) 1989-03-31
BR8407245A (en) 1985-11-26
KR900005687B1 (en) 1990-08-06
EP0147860A3 (en) 1985-08-07
ES539090A0 (en) 1986-03-16
GR82586B (en) 1985-04-30
FI78367C (en) 1989-07-10
SG22889G (en) 1990-07-06
AR244461A1 (en) 1993-10-29

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