GB2182925B - Process for removing pcb's from electrical apparatus - Google Patents
Process for removing pcb's from electrical apparatusInfo
- Publication number
- GB2182925B GB2182925B GB8527976A GB8527976A GB2182925B GB 2182925 B GB2182925 B GB 2182925B GB 8527976 A GB8527976 A GB 8527976A GB 8527976 A GB8527976 A GB 8527976A GB 2182925 B GB2182925 B GB 2182925B
- Authority
- GB
- United Kingdom
- Prior art keywords
- electrical apparatus
- removing pcb
- pcb
- electrical
- Prior art date
- 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 - Fee Related
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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0017—Use of electrical or wave energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/42—Regulation; Control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0033—Other features
- B01D5/0051—Regulation processes; Control systems, e.g. valves
-
- 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
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853540291 DE3540291C2 (en) | 1985-11-13 | 1985-11-13 | Process for removing polychlorobiphenyls from electrical devices |
GB8527976A GB2182925B (en) | 1985-11-13 | 1985-11-13 | Process for removing pcb's from electrical apparatus |
FR8518185A FR2591383B1 (en) | 1985-11-13 | 1985-12-09 | METHOD AND APPARATUS FOR REMOVING POLYCHLORINATED DIPHENYL FROM AN ELECTRICAL APPARATUS |
JP28419385A JPS62148436A (en) | 1985-11-13 | 1985-12-17 | Removal of pcb from electric appliances and device therefor |
GB8916876A GB2220659B (en) | 1985-11-13 | 1989-07-24 | Apparatus for removing pcbs from electrical apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8527976A GB2182925B (en) | 1985-11-13 | 1985-11-13 | Process for removing pcb's from electrical apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8527976D0 GB8527976D0 (en) | 1985-12-18 |
GB2182925A GB2182925A (en) | 1987-05-28 |
GB2182925B true GB2182925B (en) | 1990-07-18 |
Family
ID=10588158
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8527976A Expired - Fee Related GB2182925B (en) | 1985-11-13 | 1985-11-13 | Process for removing pcb's from electrical apparatus |
GB8916876A Expired - Fee Related GB2220659B (en) | 1985-11-13 | 1989-07-24 | Apparatus for removing pcbs from electrical apparatus |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8916876A Expired - Fee Related GB2220659B (en) | 1985-11-13 | 1989-07-24 | Apparatus for removing pcbs from electrical apparatus |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS62148436A (en) |
DE (1) | DE3540291C2 (en) |
FR (1) | FR2591383B1 (en) |
GB (2) | GB2182925B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE3715235A1 (en) * | 1987-05-07 | 1988-11-24 | Micafil Ag | Process and device for extracting oil or polychlorinated biphenyl from impregnated electrical components by means of a solvent, and for distillation of the solvent |
DE9209587U1 (en) * | 1992-07-17 | 1993-11-18 | Nukem Gmbh | Device for cleaning electrical equipment contaminated with PCB |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4124834A (en) * | 1977-10-05 | 1978-11-07 | Westinghouse Electric Corp. | Electrical inductive apparatus |
US4425949A (en) * | 1981-02-03 | 1984-01-17 | Diamond Shamrock Corporation | Process for removing undesirable substances from electrical devices |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4124836A (en) * | 1977-05-04 | 1978-11-07 | Gould Inc. | Electric fuse |
US4353798A (en) * | 1980-05-19 | 1982-10-12 | General Electric Company | Apparatus for removing polychlorinated biphenyls from contaminated transformer dielectric liquid |
US4396436A (en) * | 1981-07-20 | 1983-08-02 | Aluminum Company Of America | Method and flushing for removing hydraulic fluid from hydraulic systems |
US4483717A (en) * | 1981-10-08 | 1984-11-20 | Olmsted John H | Method of removing adsorbent contaminants from electrical apparatus |
IT1154554B (en) * | 1982-11-11 | 1987-01-21 | D E L Co Di Coppo Mario | PROCEDURE FOR THE POLLUTION OF MINERAL OILS IN GENERAL AND DIELECTRIC SILICON FLUIDS |
PT79758A (en) * | 1983-12-28 | 1985-01-01 | Union Carbide Corp | Method for replacing pcb-containing coolants in electrical induction apparatus with substantially pcb-free dielectric coolants |
JPS6117470A (en) * | 1984-07-05 | 1986-01-25 | 三菱マテリアル株式会社 | Manufacture of titanium carbide block |
-
1985
- 1985-11-13 GB GB8527976A patent/GB2182925B/en not_active Expired - Fee Related
- 1985-11-13 DE DE19853540291 patent/DE3540291C2/en not_active Expired - Fee Related
- 1985-12-09 FR FR8518185A patent/FR2591383B1/en not_active Expired - Fee Related
- 1985-12-17 JP JP28419385A patent/JPS62148436A/en active Granted
-
1989
- 1989-07-24 GB GB8916876A patent/GB2220659B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4124834A (en) * | 1977-10-05 | 1978-11-07 | Westinghouse Electric Corp. | Electrical inductive apparatus |
US4425949A (en) * | 1981-02-03 | 1984-01-17 | Diamond Shamrock Corporation | Process for removing undesirable substances from electrical devices |
Also Published As
Publication number | Publication date |
---|---|
DE3540291A1 (en) | 1987-05-14 |
JPH0224562B2 (en) | 1990-05-30 |
GB8527976D0 (en) | 1985-12-18 |
FR2591383B1 (en) | 1995-02-10 |
GB8916876D0 (en) | 1989-09-06 |
GB2220659A (en) | 1990-01-17 |
DE3540291C2 (en) | 1994-11-24 |
GB2220659B (en) | 1990-08-22 |
GB2182925A (en) | 1987-05-28 |
JPS62148436A (en) | 1987-07-02 |
FR2591383A1 (en) | 1987-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19941113 |