DE69027317D1 - Vakuumofen - Google Patents

Vakuumofen

Info

Publication number
DE69027317D1
DE69027317D1 DE69027317T DE69027317T DE69027317D1 DE 69027317 D1 DE69027317 D1 DE 69027317D1 DE 69027317 T DE69027317 T DE 69027317T DE 69027317 T DE69027317 T DE 69027317T DE 69027317 D1 DE69027317 D1 DE 69027317D1
Authority
DE
Germany
Prior art keywords
pct
furnace
elements
sec
date
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
Application number
DE69027317T
Other languages
English (en)
Other versions
DE69027317T2 (de
DE69027317T3 (de
Inventor
Michael Norman Croker
Michael George Ellis
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.)
Ipsen International GmbH
Original Assignee
Ipsen International GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10654725&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69027317(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ipsen International GmbH filed Critical Ipsen International GmbH
Publication of DE69027317D1 publication Critical patent/DE69027317D1/de
Publication of DE69027317T2 publication Critical patent/DE69027317T2/de
Application granted granted Critical
Publication of DE69027317T3 publication Critical patent/DE69027317T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Furnace Details (AREA)
  • Tunnel Furnaces (AREA)
  • Telephone Function (AREA)
  • Cookers (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Physical Vapour Deposition (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Secondary Cells (AREA)
DE69027317T 1989-04-10 1990-03-29 Vakuumofen Expired - Fee Related DE69027317T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898907994A GB8907994D0 (en) 1989-04-10 1989-04-10 Vacuum furnace
PCT/GB1990/000468 WO1990012266A1 (en) 1989-04-10 1990-03-29 Vacuum furnace

Publications (3)

Publication Number Publication Date
DE69027317D1 true DE69027317D1 (de) 1996-07-11
DE69027317T2 DE69027317T2 (de) 1996-10-10
DE69027317T3 DE69027317T3 (de) 2003-03-13

Family

ID=10654725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69027317T Expired - Fee Related DE69027317T3 (de) 1989-04-10 1990-03-29 Vakuumofen

Country Status (7)

Country Link
US (1) US5251231A (de)
EP (1) EP0467898B2 (de)
AT (1) ATE139025T1 (de)
DE (1) DE69027317T3 (de)
ES (1) ES2087909T5 (de)
GB (1) GB8907994D0 (de)
WO (1) WO1990012266A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3398341B2 (ja) * 1999-02-16 2003-04-21 安斎 節 電気抵抗式溶融炉
GB0018616D0 (en) * 2000-07-28 2000-09-13 Dormer Tools Sheffield Ltd Method and means for heat treating cutting tools
US6349108B1 (en) 2001-03-08 2002-02-19 Pv/T, Inc. High temperature vacuum furnace
EP1318696B1 (de) 2001-11-28 2005-06-15 Ipsen International GmbH Verfahren zum elektrischen Beheizen von Öfen für die Wärmebehandlung metallischer Werkstücke
EP2610354A1 (de) * 2011-12-29 2013-07-03 Ipsen, Inc. Ausgleichsheizelementanordnung für einen Vakuumwärmebehandlungsofen
CA3177506A1 (en) 2012-06-20 2013-12-20 Kelvin Storage Canada Inc. Global renewable energy transportation system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678958A (en) * 1950-12-08 1954-05-18 Hintenberger Karl Electric oven for the burning of ceramic articles
CH298669A (de) * 1952-01-31 1954-05-15 Alois Dr Vogt Elektrisch beheizter Hochtemperaturofen.
DE1783069B1 (de) * 1968-09-27 1971-08-05 Degussa Durchstossofen mit graphitstabheizung
FR1587773A (de) * 1968-09-30 1970-03-27
FR2067967A5 (de) * 1969-11-24 1971-08-20 Anvar
US3610391A (en) * 1970-03-20 1971-10-05 Btu Eng Corp Furnace conveyor system
SE349858B (de) * 1970-10-27 1972-10-09 Asea Ab
GB1510702A (en) * 1975-03-25 1978-05-17 Secr Defence Electric furnaces
SE389957B (sv) * 1975-04-25 1976-11-22 Asea Ab Cylinderformad langstreckt ugn for behandling av material vid hog temperatur i en gasatmosfer under hogt tryck
FR2453377A1 (fr) * 1979-04-04 1980-10-31 Dupeux Ets M Four electrique destine a la cuisson d'articles ceramiques
FR2487491A1 (fr) * 1980-07-25 1982-01-29 Bmi Four a passage sous vide pour le traitement thermique ou thermochimique en continu de metaux
US4347431A (en) * 1980-07-25 1982-08-31 Bell Telephone Laboratories, Inc. Diffusion furnace
DE3111218A1 (de) * 1981-03-21 1982-12-16 Ipsen Industries International Gmbh, 4190 Kleve Ofen zur waermebehandlung von bohrern
US4416623A (en) * 1982-02-01 1983-11-22 Kanto Yakin Kogyo Kabushiki Kaisha Muffle furnace
US4398702A (en) * 1982-03-22 1983-08-16 Ultra-Temp Corporation Metallurgical furnace
US4569661A (en) * 1984-09-04 1986-02-11 General Electric Company Furnace construction
DE3726134A1 (de) * 1987-08-06 1989-02-23 Degussa Halterung zur partiellen waermebehandlung von werkzeugen in oefen

Also Published As

Publication number Publication date
DE69027317T2 (de) 1996-10-10
GB8907994D0 (en) 1989-05-24
EP0467898B2 (de) 2001-07-11
ATE139025T1 (de) 1996-06-15
EP0467898A1 (de) 1992-01-29
ES2087909T3 (es) 1996-08-01
US5251231A (en) 1993-10-05
WO1990012266A1 (en) 1990-10-18
EP0467898B1 (de) 1996-06-05
ES2087909T5 (es) 2001-11-16
DE69027317T3 (de) 2003-03-13

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: IPSEN INTERNATIONAL GMBH, 47533 KLEVE, DE

8366 Restricted maintained after opposition proceedings
8332 No legal effect for de
8339 Ceased/non-payment of the annual fee