ES2071251T3 - Procedimiento e instalacion de cementacion de piezas de aleacion metalica a baja presion. - Google Patents

Procedimiento e instalacion de cementacion de piezas de aleacion metalica a baja presion.

Info

Publication number
ES2071251T3
ES2071251T3 ES91401792T ES91401792T ES2071251T3 ES 2071251 T3 ES2071251 T3 ES 2071251T3 ES 91401792 T ES91401792 T ES 91401792T ES 91401792 T ES91401792 T ES 91401792T ES 2071251 T3 ES2071251 T3 ES 2071251T3
Authority
ES
Spain
Prior art keywords
vessel
ethylene
cementation
procedure
installation
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 - Lifetime
Application number
ES91401792T
Other languages
English (en)
Inventor
Andre Faure
Jacques Frey
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.)
Aubert and Duval SA
Original Assignee
Aubert and Duval SA
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 and Duval SA filed Critical Aubert and Duval SA
Application granted granted Critical
Publication of ES2071251T3 publication Critical patent/ES2071251T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Heat Treatment Of Articles (AREA)
  • Forging (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)

Abstract

SE UTILIZA UNA MEZCLA CARBURANTE CONSTITUIDO DE HIDROGENO Y DE ETILENO A RAZON DE 2 A 60% DE ETILENO EN VOLUMEN Y SE CALIENTA EL HORNO ENTRE 820 HORNO (50), LLAMADO DE DOBLE VACIO, CONSTITUIDO POR UNA CUBA (55) CON SU DISPOSITIVO INTERIOR DE DISTRIBUCION DE GASES DE CEMENTACION, POR UN ESPACIO ANULAR (56) QUE RODEA LA CUBA, POR UNA TAPA ATRAVESADA POR CONDUCTOS DE BOMBEO Y DE LLEGADA DE HIDROGENO (51) Y DE ETILENO (52) QUE DESEMBOCAN EN LOS DIFERENTES NIVELES DE LA CUBA EN VARIOS LUGARES REGULARMENTE REPARTIDOS, TERMOPARES (TC), UN MICROORDENADOR (61). APLICACION EN PIEZAS DE AUTOMOVILES.
ES91401792T 1990-07-02 1991-07-01 Procedimiento e instalacion de cementacion de piezas de aleacion metalica a baja presion. Expired - Lifetime ES2071251T3 (es)

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
ES2071251T3 true ES2071251T3 (es) 1995-06-16

Family

ID=9398230

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91401792T Expired - Lifetime ES2071251T3 (es) 1990-07-02 1991-07-01 Procedimiento e instalacion de cementacion de piezas de aleacion metalica a baja presion.

Country Status (7)

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

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996030556A1 (fr) * 1995-03-29 1996-10-03 Jh Corporation Procede et equipement de cementation, et produits de cette operation
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
CN1291057C (zh) * 2001-11-30 2006-12-20 光洋热***株式会社 真空热处理方法及装置
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
US20070068601A1 (en) * 2005-09-26 2007-03-29 Jones William R Process for treating steel alloys
US7514035B2 (en) * 2005-09-26 2009-04-07 Jones William R Versatile high velocity integral vacuum furnace
US20080120843A1 (en) * 2006-11-06 2008-05-29 Gm Global Technology Operations, Inc. Method for manufacturing low distortion carburized gears
WO2011017495A1 (en) 2009-08-07 2011-02-10 Swagelok Company Low temperature carburization under soft vacuum
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
EP0465333B1 (fr) 1995-03-01
CA2046052A1 (fr) 1992-01-03
DE69107708D1 (de) 1995-04-06
FR2663953B1 (fr) 1993-07-09
EP0465333A1 (fr) 1992-01-08
US5205873A (en) 1993-04-27
CA2046052C (fr) 2001-10-30
ATE119214T1 (de) 1995-03-15
DE69107708T2 (de) 1995-09-21
FR2663953A1 (fr) 1992-01-03

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