ATE119214T1 - Verfahren und anlage zum aufhärten eines werkstückes aus einer metallischen legierung unter niedrigem druck. - Google Patents

Verfahren und anlage zum aufhärten eines werkstückes aus einer metallischen legierung unter niedrigem druck.

Info

Publication number
ATE119214T1
ATE119214T1 AT91401792T AT91401792T ATE119214T1 AT E119214 T1 ATE119214 T1 AT E119214T1 AT 91401792 T AT91401792 T AT 91401792T AT 91401792 T AT91401792 T AT 91401792T AT E119214 T1 ATE119214 T1 AT E119214T1
Authority
AT
Austria
Prior art keywords
hardening
vessel
ethylene
installation
low pressure
Prior art date
Application number
AT91401792T
Other languages
English (en)
Inventor
Andre Faure
Jacques Frey
Original Assignee
Aubert & Duval Acieries
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 Aubert & Duval Acieries filed Critical Aubert & Duval Acieries
Application granted granted Critical
Publication of ATE119214T1 publication Critical patent/ATE119214T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Heat Treatment Of Articles (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Forging (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
AT91401792T 1990-07-02 1991-07-01 Verfahren und anlage zum aufhärten eines werkstückes aus einer metallischen legierung unter niedrigem druck. ATE119214T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9008330A FR2663953B1 (fr) 1990-07-02 1990-07-02 Procede et installation de cementation de pieces en alliage metallique a basse pression.

Publications (1)

Publication Number Publication Date
ATE119214T1 true ATE119214T1 (de) 1995-03-15

Family

ID=9398230

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91401792T ATE119214T1 (de) 1990-07-02 1991-07-01 Verfahren und anlage zum aufhärten eines werkstückes aus einer metallischen legierung unter niedrigem druck.

Country Status (7)

Country Link
US (1) US5205873A (de)
EP (1) EP0465333B1 (de)
AT (1) ATE119214T1 (de)
CA (1) CA2046052C (de)
DE (1) DE69107708T2 (de)
ES (1) ES2071251T3 (de)
FR (1) FR2663953B1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2215897C (en) * 1995-03-29 2001-01-16 Jh Corporation Vacuum carburizing method and device, and carburized products
FR2763604B1 (fr) * 1997-05-23 1999-07-02 Innovatique Sa Procede pour la formation, par un traitement thermochimique sans plasma, d'une couche superficielle presentant une durete elevee
US6187111B1 (en) 1998-03-05 2001-02-13 Nachi-Fujikoshi Corp. Vacuum carburizing method
JP2000336469A (ja) * 1999-05-28 2000-12-05 Nachi Fujikoshi Corp 真空浸炭方法及び装置
FR2813892B1 (fr) * 2000-09-13 2003-09-26 Peugeot Citroen Automobiles Sa Procede de traitement thermique d'aciers d'outillages hypoeutectoides
FR2827875B1 (fr) * 2001-07-24 2006-09-15 Ascometal Sa Acier pour pieces mecaniques, et pieces mecaniques cementees ou carbonitrurees realisees a partir de cet acier
US6991687B2 (en) 2001-07-27 2006-01-31 Surface Combustion, Inc. Vacuum carburizing with napthene hydrocarbons
US7033446B2 (en) * 2001-07-27 2006-04-25 Surface Combustion, Inc. Vacuum carburizing with unsaturated aromatic hydrocarbons
WO2003048405A1 (fr) * 2001-11-30 2003-06-12 Koyo Thermo Systems Co., Ltd. Dispositif et procede pour traitement thermique sous vide
DE10209382B4 (de) * 2002-03-02 2011-04-07 Robert Bosch Gmbh Verfahren zur Aufkohlung von Bauteilen
DE10235131A1 (de) * 2002-08-01 2004-02-19 Ipsen International Gmbh Verfahren und Vorrichtung zum Schwärzen von Bauteilen
PL204747B1 (pl) * 2002-10-31 2010-02-26 Politechnika & Lstrok Odzka Sposób nawęglania wyrobów stalowych w podciśnieniu
DE10254846B4 (de) * 2002-11-25 2011-06-16 Robert Bosch Gmbh Verfahren zum Einsatzhärten von Bauteilen aus Warmarbeitsstählen mittels Unterdruckaufkohlung
US7431777B1 (en) * 2003-05-20 2008-10-07 Exxonmobil Research And Engineering Company Composition gradient cermets and reactive heat treatment process for preparing same
US7524382B2 (en) * 2005-02-26 2009-04-28 General Electric Company Method for substrate stabilization of diffusion aluminide coated nickel-based superalloys
US7823341B2 (en) * 2005-08-04 2010-11-02 Ceslab, Inc. Height-adjustable, structurally suspended slabs for a structural foundation
US7514035B2 (en) * 2005-09-26 2009-04-07 Jones William R Versatile high velocity integral vacuum furnace
US20070068601A1 (en) * 2005-09-26 2007-03-29 Jones William R Process for treating steel alloys
US20080120843A1 (en) * 2006-11-06 2008-05-29 Gm Global Technology Operations, Inc. Method for manufacturing low distortion carburized gears
EP2462253B1 (de) 2009-08-07 2021-04-07 Swagelok Company Niedrigtemperaturaufkohlung in einem weichen vakuum
US8425691B2 (en) 2010-07-21 2013-04-23 Kenneth H. Moyer Stainless steel carburization process
JP6257527B2 (ja) 2012-01-20 2018-01-10 スウエイジロク・カンパニー 低温浸炭における活性化ガスの同時流
PL422596A1 (pl) 2017-08-21 2019-02-25 Seco/Warwick Spółka Akcyjna Sposób nawęglania podciśnieniowego (LPC) elementów wykonanych ze stopów żelaza i innych metali

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4108693A (en) * 1974-12-19 1978-08-22 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method for the heat-treatment of steel and for the control of said treatment
GB1559690A (en) * 1976-11-10 1980-01-23 British Steel Corp Treatment of steel products
US4152177A (en) * 1977-02-03 1979-05-01 General Motors Corporation Method of gas carburizing
SU668978A1 (ru) * 1977-06-02 1979-06-28 Предприятие П/Я А-7697 Способ цементации стальных деталей
US4386973A (en) * 1981-05-08 1983-06-07 General Signal Corporation Vacuum carburizing steel
US4836684A (en) * 1988-02-18 1989-06-06 Ultrasonic Power Corporation Ultrasonic cleaning apparatus with phase diversifier

Also Published As

Publication number Publication date
US5205873A (en) 1993-04-27
FR2663953B1 (fr) 1993-07-09
FR2663953A1 (fr) 1992-01-03
EP0465333A1 (de) 1992-01-08
ES2071251T3 (es) 1995-06-16
DE69107708D1 (de) 1995-04-06
CA2046052C (fr) 2001-10-30
CA2046052A1 (fr) 1992-01-03
EP0465333B1 (de) 1995-03-01
DE69107708T2 (de) 1995-09-21

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee