GB878989A - Improvements in or relating to electric arc furnaces - Google Patents

Improvements in or relating to electric arc furnaces

Info

Publication number
GB878989A
GB878989A GB18669/57A GB1866957A GB878989A GB 878989 A GB878989 A GB 878989A GB 18669/57 A GB18669/57 A GB 18669/57A GB 1866957 A GB1866957 A GB 1866957A GB 878989 A GB878989 A GB 878989A
Authority
GB
United Kingdom
Prior art keywords
electric arc
relating
arc furnaces
liable
crucible
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
Application number
GB18669/57A
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Publication of GB878989A publication Critical patent/GB878989A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/18—Heating by arc discharge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/04—Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/18—Construction of rack or frame

Abstract

An electric arc melting furnace having a consumable electrode is characterized in that those metal parts which are liable to come into contact with molten metal, the electrode holder rod and the interior of the crucible for example, are coated with a layer of chromium.
GB18669/57A 1957-06-11 1958-06-11 Improvements in or relating to electric arc furnaces Expired GB878989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH30360A DE1127032B (en) 1957-06-11 1957-06-11 Vacuum arc melting system with a magnetic coil housed inside the water jacket of the crucible

Publications (1)

Publication Number Publication Date
GB878989A true GB878989A (en) 1961-10-04

Family

ID=7151346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18669/57A Expired GB878989A (en) 1957-06-11 1958-06-11 Improvements in or relating to electric arc furnaces

Country Status (2)

Country Link
DE (1) DE1127032B (en)
GB (1) GB878989A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554829A1 (en) * 1983-11-10 1985-05-17 Cabot Corp METHOD FOR REFINING A METAL BY REFLECTING UNDER DIE ELECTRO-CONDUCTOR
FR2554828A1 (en) * 1983-11-10 1985-05-17 Cabot Corp METHOD FOR REFINING A METAL BY REFLECTING UNDER DIE ELECTRO-CONDUCTOR

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202773B (en) * 1986-08-25 1990-08-15 Vni Pk I T Mould

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554829A1 (en) * 1983-11-10 1985-05-17 Cabot Corp METHOD FOR REFINING A METAL BY REFLECTING UNDER DIE ELECTRO-CONDUCTOR
FR2554828A1 (en) * 1983-11-10 1985-05-17 Cabot Corp METHOD FOR REFINING A METAL BY REFLECTING UNDER DIE ELECTRO-CONDUCTOR

Also Published As

Publication number Publication date
DE1127032B (en) 1962-04-05

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