GB1584070A - Vacuum furnace with graphite heating elements - Google Patents

Vacuum furnace with graphite heating elements Download PDF

Info

Publication number
GB1584070A
GB1584070A GB42638/77A GB4263877A GB1584070A GB 1584070 A GB1584070 A GB 1584070A GB 42638/77 A GB42638/77 A GB 42638/77A GB 4263877 A GB4263877 A GB 4263877A GB 1584070 A GB1584070 A GB 1584070A
Authority
GB
United Kingdom
Prior art keywords
graphite
furnace
heating elements
vacuum furnace
heating
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
GB42638/77A
Other languages
English (en)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of GB1584070A publication Critical patent/GB1584070A/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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/62—Heating elements specially adapted for furnaces
    • H05B3/64—Heating elements specially adapted for furnaces using ribbon, rod, or wire heater

Landscapes

  • Resistance Heating (AREA)
  • Furnace Details (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
GB42638/77A 1976-10-16 1977-10-13 Vacuum furnace with graphite heating elements Expired GB1584070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2646890A DE2646890C2 (de) 1976-10-16 1976-10-16 Vakuumofen mit Graphitheizung

Publications (1)

Publication Number Publication Date
GB1584070A true GB1584070A (en) 1981-02-04

Family

ID=5990686

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42638/77A Expired GB1584070A (en) 1976-10-16 1977-10-13 Vacuum furnace with graphite heating elements

Country Status (9)

Country Link
US (1) US4180697A (enExample)
JP (1) JPS5392312A (enExample)
AT (1) AT357591B (enExample)
CH (1) CH620076A5 (enExample)
DE (1) DE2646890C2 (enExample)
FR (1) FR2368003A1 (enExample)
GB (1) GB1584070A (enExample)
IT (1) IT1091197B (enExample)
YU (1) YU222777A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801170C2 (de) * 1978-01-12 1984-05-10 Degussa Ag, 6000 Frankfurt Graphitheizkörper zur Beheizung von Öfen und Pressen und Verfahren zur Herstellung solcher Heizkörper
JPH0355277Y2 (enExample) * 1985-03-29 1991-12-09
DE3719045A1 (de) * 1987-06-06 1988-12-15 Degussa Halterungselemente aus graphit fuer heizstaebe in industrieoefen
DE3807721A1 (de) * 1988-03-09 1989-09-28 Abicht Roland Vorrichtung zur halterung von elektrischen heizleitern in industrieoefen
US5414927A (en) * 1993-03-30 1995-05-16 Union Oil Co Furnace elements made from graphite sheets
GB2349785B (en) * 1999-12-06 2001-03-28 Kanthal Ltd Electrical heating elements
DE102004025033B4 (de) * 2004-05-18 2006-05-11 Sgl Carbon Ag Vorrichtung zum Heizen mit Heizelementen aus Graphitfolien
JP6548895B2 (ja) 2014-12-26 2019-07-24 Ｄｏｗａサーモテック株式会社 ヒーターユニット及び浸炭炉
DE102016225685A1 (de) * 2016-12-20 2018-06-21 Sgl Carbon Se Neuartiger Verbund

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1565575A (en) * 1923-12-24 1925-12-15 Samuel S Levy Machine for molding concrete blocks
US2476916A (en) * 1945-09-08 1949-07-19 Westinghouse Electric Corp Electric resistance vacuum furnace
US3120597A (en) * 1961-09-27 1964-02-04 Baird Atomic Inc High temperature furnace
US3525795A (en) * 1968-04-29 1970-08-25 Hayes Inc C I Electric furnace and tubular heating element for use therewith
US3855453A (en) * 1969-06-25 1974-12-17 Allied Chem Apparatus for controlled quenching of melt extruded filaments
FR2067967A5 (enExample) * 1969-11-24 1971-08-20 Anvar
GB1510702A (en) * 1975-03-25 1978-05-17 Secr Defence Electric furnaces
US4055723A (en) * 1976-07-19 1977-10-25 Leeds & Northrup Company Heater support element for electric furnace

Also Published As

Publication number Publication date
ATA737677A (de) 1979-12-15
DE2646890B1 (de) 1978-02-02
CH620076A5 (enExample) 1980-10-31
IT1091197B (it) 1985-06-26
JPS5392312A (en) 1978-08-14
US4180697A (en) 1979-12-25
YU222777A (en) 1982-05-31
FR2368003A1 (fr) 1978-05-12
DE2646890C2 (de) 1979-09-06
FR2368003B1 (enExample) 1982-04-09
AT357591B (de) 1980-07-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951013