DE3861050D1 - Verfahren und vorrichtung zum extrahieren von oel oder polychloriertem biphenyl aus impraegnierten elektrischen teilen mittels eines loesungsmittels sowie destillation des loesungsmittels. - Google Patents

Verfahren und vorrichtung zum extrahieren von oel oder polychloriertem biphenyl aus impraegnierten elektrischen teilen mittels eines loesungsmittels sowie destillation des loesungsmittels.

Info

Publication number
DE3861050D1
DE3861050D1 DE8888200868T DE3861050T DE3861050D1 DE 3861050 D1 DE3861050 D1 DE 3861050D1 DE 8888200868 T DE8888200868 T DE 8888200868T DE 3861050 T DE3861050 T DE 3861050T DE 3861050 D1 DE3861050 D1 DE 3861050D1
Authority
DE
Germany
Prior art keywords
solvent
polychlorized
distilling
biphenyl
electrical parts
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 - Lifetime
Application number
DE8888200868T
Other languages
English (en)
Inventor
Gustav Oesch
Paul Gmeiner
Urs Hofer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Schweiz AG
Original Assignee
Micafil 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 Micafil AG filed Critical Micafil AG
Application granted granted Critical
Publication of DE3861050D1 publication Critical patent/DE3861050D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D11/00—Solvent extraction
    • B01D11/04—Solvent extraction of solutions which are liquid
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
    • F26B21/145—Condensing the vapour onto the surface of the materials to be dried
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/16—Vacuum
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/40—Pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/901—Promoting circulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/908—Organic
    • Y10S210/909—Aromatic compound, e.g. pcb, phenol
DE8888200868T 1987-05-07 1988-05-04 Verfahren und vorrichtung zum extrahieren von oel oder polychloriertem biphenyl aus impraegnierten elektrischen teilen mittels eines loesungsmittels sowie destillation des loesungsmittels. Expired - Lifetime DE3861050D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH174087 1987-05-07

Publications (1)

Publication Number Publication Date
DE3861050D1 true DE3861050D1 (de) 1990-12-20

Family

ID=4217471

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888200868T Expired - Lifetime DE3861050D1 (de) 1987-05-07 1988-05-04 Verfahren und vorrichtung zum extrahieren von oel oder polychloriertem biphenyl aus impraegnierten elektrischen teilen mittels eines loesungsmittels sowie destillation des loesungsmittels.

Country Status (3)

Country Link
US (2) US4879004A (de)
EP (1) EP0290098B1 (de)
DE (1) DE3861050D1 (de)

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Also Published As

Publication number Publication date
US4879004A (en) 1989-11-07
EP0290098B1 (de) 1990-11-14
EP0290098A1 (de) 1988-11-09
US5082535A (en) 1992-01-21

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Owner name: MICAFIL VAKUUMTECHNIK AG, ZUERICH, CH

8328 Change in the person/name/address of the agent

Free format text: RUPPRECHT, K., DIPL.-ING., PAT.-ANW., 61476 KRONBERG

8327 Change in the person/name/address of the patent owner

Owner name: MICAFIL AG, ZUERICH, CH

8327 Change in the person/name/address of the patent owner

Owner name: ABB SCHWEIZ AG, BADEN, CH