[go: up one dir, main page]

DE59408983D1 - Verfahren zum Behandeln von Teilen - Google Patents

Verfahren zum Behandeln von Teilen

Info

Publication number
DE59408983D1
DE59408983D1 DE59408983T DE59408983T DE59408983D1 DE 59408983 D1 DE59408983 D1 DE 59408983D1 DE 59408983 T DE59408983 T DE 59408983T DE 59408983 T DE59408983 T DE 59408983T DE 59408983 D1 DE59408983 D1 DE 59408983D1
Authority
DE
Germany
Prior art keywords
parts
reaction gas
hardening
treating parts
treating
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
DE59408983T
Other languages
English (en)
Inventor
Hans-Peter Schmidt
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.)
Air Liquide Deutschland GmbH
Original Assignee
Messer Griesheim 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
Application filed by Messer Griesheim GmbH filed Critical Messer Griesheim GmbH
Application granted granted Critical
Publication of DE59408983D1 publication Critical patent/DE59408983D1/de
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
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
    • C23C8/18—Oxidising of ferrous surfaces
    • 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
    • C21D1/76—Adjusting the composition of the atmosphere

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE59408983T 1993-10-06 1994-09-16 Verfahren zum Behandeln von Teilen Expired - Lifetime DE59408983D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4333940A DE4333940C1 (de) 1993-10-06 1993-10-06 Verfahren zum Behandeln von Teilen

Publications (1)

Publication Number Publication Date
DE59408983D1 true DE59408983D1 (de) 2000-01-13

Family

ID=6499463

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4333940A Expired - Fee Related DE4333940C1 (de) 1993-10-06 1993-10-06 Verfahren zum Behandeln von Teilen
DE59408983T Expired - Lifetime DE59408983D1 (de) 1993-10-06 1994-09-16 Verfahren zum Behandeln von Teilen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4333940A Expired - Fee Related DE4333940C1 (de) 1993-10-06 1993-10-06 Verfahren zum Behandeln von Teilen

Country Status (3)

Country Link
EP (1) EP0647726B1 (de)
AT (1) ATE187504T1 (de)
DE (2) DE4333940C1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19736514C5 (de) * 1997-08-22 2004-11-25 Messer Griesheim Gmbh Verfahren zum gemeinsamen Oxidieren und Wärmebehandeln von Teilen
DE19937186C1 (de) * 1999-08-06 2000-09-07 Mannesmann Sachs Ag Oxidationsbehandlung für Eisen enthaltende Metallteile, um diese mit einer Eisenoxid enthaltenden Oberflächenschicht zu versehen sowie behandeltes Metallteil
DE10156326B4 (de) * 2001-11-19 2004-02-12 Schilling, Jörg, Dipl.-Ing. Verfahren zur Oberflächendekoration und zum Oberflächenhärten von ferrometallischen Teilen
DE10235131A1 (de) 2002-08-01 2004-02-19 Ipsen International Gmbh Verfahren und Vorrichtung zum Schwärzen von Bauteilen
DE102010032919B4 (de) * 2010-07-30 2023-10-05 Air Liquide Deutschland Gmbh Verfahren und Vorrichtung zum Befeuchten eines brennbaren Gases
ITMI20110366A1 (it) 2011-03-10 2012-09-11 Sol Spa Procedimento per il trattamento di acciai.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE918933C (de) * 1950-07-27 1954-10-07 Robert Von Linde Dipl Ing Verfahren zur Herstellung eines brennbaren Blankgluehgases
US2673821A (en) * 1950-11-18 1954-03-30 Midwest Research Inst Heat treatment of steel in a protective atmosphere
JP2590182B2 (ja) * 1987-03-07 1997-03-12 株式会社東芝 黒化炉およびこの黒化炉を使用したシャドウマスクの製造方法
GB2233672A (en) * 1989-06-30 1991-01-16 Shell Int Research High temperature treatment of stainless steals used in high temperature reactors
GB2234530A (en) * 1989-06-30 1991-02-06 Shell Int Research Heat treatment of high temperature steels

Also Published As

Publication number Publication date
DE4333940C1 (de) 1994-12-08
EP0647726B1 (de) 1999-12-08
EP0647726A1 (de) 1995-04-12
ATE187504T1 (de) 1999-12-15

Similar Documents

Publication Publication Date Title
MXPA02007348A (es) Procedimientos modificados de endurecimiento superficial a baja temperatura.
ATE211509T1 (de) Verfahren zur behandlung von produkten aus austenitischem, rostfreiem stahl
DE69009603D1 (de) Verfahren zur Vorbehandlung von metallischen Werkstücken und zur Nitrierhärtung von Stahl.
DE3373197D1 (en) Method of surface-hardening metallic parts
DE59402298D1 (de) Verfahren zum herstellen von stahl und hydraulisch aktiven bindemitteln
ATE89333T1 (de) Verfahren zum nitrocarburieren von bauteilen aus stahl.
DE59408983D1 (de) Verfahren zum Behandeln von Teilen
ATE16118T1 (de) Verfahren zur waermebehandlung von metallischen werkstuecken durch aufkohlung.
ES473545A1 (es) Procedimiento para la cementacion en atmosfera carburadora de piezas de acero
ATE139579T1 (de) Verfahren zur gleichmässigen thermochemischen behandlung von bauteilen aus stahl, die schwer zugängliche flächen aufweisen
ATE6675T1 (de) Verfahren zum inchromieren von staehlen ueber die gasphase.
DE3785989D1 (de) Verfahren und vorrichtung zur waermebehandlung metallischer werkstuecke.
DE68914624D1 (de) Verfahren und Anlage für Wärmebehandlungen wie Einsatzhärten, Karbonitrieren oder Erwärmung vor dem Härten von metallischen Werkstoffen.
ATE131216T1 (de) Verfahren zur behandlung von stählen und refraktärmetallen.
ATE241019T1 (de) Verfahren zur direkten herstellung von gusseisen von feinem eisenerz und vorrichtung zur durchfuhrung dieses verfahren
US5194096A (en) Carburizing treatment of a steel with reduction of the hydrogen content in the carburized layer
ATE173300T1 (de) Verfahren zum beeinflussen von mass- und formänderungen beim härten von werkstücken
KR940014879A (ko) 티탄합금의 표면경화처리방법
JPS56127769A (en) Thermochemical treatment of iron alloy
BG51115A1 (en) Process for vacuum nitriding of high-speed steel
Yang et al. Microstructures and Properties of Dual-Phase Steel 15 Obtained by Intercritical Quenching After Cold Deformation
Morgan Surface hardening of steel
JPS51129806A (en) Amethod of preventing oxidation and decarburizing of steel in heat tre atment
RU93037789A (ru) Способ термической обработки мартенситно стареющей стали
FI924859L (fi) Menetelmä ja laite veden puhdistamiseksi nitraateista ja/tai nitriiteistä

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AIR LIQUIDE DEUTSCHLAND GMBH, 47805 KREFELD, DE