GB1012195A - Vacuum furnaces - Google Patents

Vacuum furnaces

Info

Publication number
GB1012195A
GB1012195A GB652464A GB652464A GB1012195A GB 1012195 A GB1012195 A GB 1012195A GB 652464 A GB652464 A GB 652464A GB 652464 A GB652464 A GB 652464A GB 1012195 A GB1012195 A GB 1012195A
Authority
GB
United Kingdom
Prior art keywords
side walls
cooling
vacuum furnaces
scheideanstalt
heading
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
GB652464A
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 GB1012195A publication Critical patent/GB1012195A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/40—Direct resistance heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/006—Processes utilising sub-atmospheric pressure; Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
    • 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
    • F27D11/02—Ohmic resistance heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)
GB652464A 1963-03-26 1964-02-17 Vacuum furnaces Expired GB1012195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED41218A DE1171877B (de) 1963-03-26 1963-03-26 Vakuumofen

Publications (1)

Publication Number Publication Date
GB1012195A true GB1012195A (en) 1965-12-08

Family

ID=7045958

Family Applications (1)

Application Number Title Priority Date Filing Date
GB652464A Expired GB1012195A (en) 1963-03-26 1964-02-17 Vacuum furnaces

Country Status (6)

Country Link
AT (1) AT253551B (US08188275-20120529-C00054.png)
BE (1) BE645716A (US08188275-20120529-C00054.png)
CH (1) CH456052A (US08188275-20120529-C00054.png)
DE (1) DE1171877B (US08188275-20120529-C00054.png)
GB (1) GB1012195A (US08188275-20120529-C00054.png)
NL (1) NL6401333A (US08188275-20120529-C00054.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5524020A (en) * 1994-08-23 1996-06-04 Grier-Jhawar-Mercer, Inc. Vacuum furnace with movable hot zone
DE19813910A1 (de) * 1998-03-28 1999-09-30 Ald Vacuum Techn Gmbh Vorrichtung zur Wärmebehandlung von plattenförmigen beschichteten Substraten
CN110421162A (zh) * 2019-08-02 2019-11-08 金华中烨超硬材料有限公司 混合粒度聚晶金刚石复合片的制备工艺

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3301541A (en) * 1964-06-12 1967-01-31 The Illinois National Bank Co Heat treating furnace with circulated gas quench
JPS589806B2 (ja) * 1977-03-30 1983-02-23 住友電気工業株式会社 粉末冶金用焼結炉
CH621366A5 (US08188275-20120529-C00054.png) * 1977-05-09 1981-01-30 Balzers Hochvakuum
CN103486854B (zh) * 2013-10-12 2015-04-22 江苏高皓工业炉有限公司 一种可用于局部加热的钟罩炉

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5524020A (en) * 1994-08-23 1996-06-04 Grier-Jhawar-Mercer, Inc. Vacuum furnace with movable hot zone
DE19813910A1 (de) * 1998-03-28 1999-09-30 Ald Vacuum Techn Gmbh Vorrichtung zur Wärmebehandlung von plattenförmigen beschichteten Substraten
CN110421162A (zh) * 2019-08-02 2019-11-08 金华中烨超硬材料有限公司 混合粒度聚晶金刚石复合片的制备工艺

Also Published As

Publication number Publication date
DE1171877B (de) 1964-06-11
BE645716A (US08188275-20120529-C00054.png) 1964-07-16
NL6401333A (US08188275-20120529-C00054.png) 1964-09-28
CH456052A (de) 1968-05-15
AT253551B (de) 1967-04-10

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