FR2939448B1 - Procede de production d'une atmosphere gazeuse pour le traitement des metaux. - Google Patents
Procede de production d'une atmosphere gazeuse pour le traitement des metaux.Info
- Publication number
- FR2939448B1 FR2939448B1 FR0858379A FR0858379A FR2939448B1 FR 2939448 B1 FR2939448 B1 FR 2939448B1 FR 0858379 A FR0858379 A FR 0858379A FR 0858379 A FR0858379 A FR 0858379A FR 2939448 B1 FR2939448 B1 FR 2939448B1
- Authority
- FR
- France
- Prior art keywords
- producing
- gas atmosphere
- furnace
- processing metals
- ethanol
- 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
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
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
-
- 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
-
- 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
-
- 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
- C23C8/28—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 more than one element being applied in one step
- C23C8/30—Carbo-nitriding
-
- 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
- C23C8/28—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 more than one element being applied in one step
- C23C8/30—Carbo-nitriding
- C23C8/32—Carbo-nitriding of ferrous surfaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Details (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Un procédé de génération d'une atmosphère destinée au traitement thermique de pièces métalliques dans un four, selon lequel on procède à l'introduction, dans au moins une phase du cycle de traitement ou au moins une zone du four de traitement thermique, d'un mélange comportant du CO gazeux et de l'éthanol sous forme de fines gouttelettes ou de vapeur, de façon à réaliser à l'intérieur du four la réaction entre le CO et l'éthanol pour former un mélange d'hydrogène et de CO selon la réaction :
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0858379A FR2939448B1 (fr) | 2008-12-09 | 2008-12-09 | Procede de production d'une atmosphere gazeuse pour le traitement des metaux. |
ES09797083T ES2715925T3 (es) | 2008-12-09 | 2009-11-25 | Procedimiento para producir una atmósfera gaseosa para el tratamiento de metales |
US13/133,538 US8679264B2 (en) | 2008-12-09 | 2009-11-25 | Method for producing a gaseous atmosphere for treating metals |
EP09797083.4A EP2376663B1 (fr) | 2008-12-09 | 2009-11-25 | Procede de production d'une atmosphere gazeuse pour le traitement des metaux |
PL09797083T PL2376663T3 (pl) | 2008-12-09 | 2009-11-25 | Sposób wytwarzania atmosfery gazowej do obróbki metali |
DK09797083.4T DK2376663T3 (en) | 2008-12-09 | 2009-11-25 | PROCEDURE FOR PREPARING A GASFUL ATMOSPHERE FOR METAL TREATMENT |
PCT/FR2009/052290 WO2010066979A1 (fr) | 2008-12-09 | 2009-11-25 | Procede de production d'une atmosphere gazeuse pour le traitement des metaux |
TR2019/03521T TR201903521T4 (tr) | 2008-12-09 | 2009-11-25 | Metallerin işlenmesi için bir gaz atmosferin üretilmesine yönelik yöntem. |
PT09797083T PT2376663T (pt) | 2008-12-09 | 2009-11-25 | Método para produzir uma atmosfera gasosa para tratar metais |
JP2011540154A JP5529158B2 (ja) | 2008-12-09 | 2009-11-25 | 金属処理用の気体雰囲気の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0858379A FR2939448B1 (fr) | 2008-12-09 | 2008-12-09 | Procede de production d'une atmosphere gazeuse pour le traitement des metaux. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2939448A1 FR2939448A1 (fr) | 2010-06-11 |
FR2939448B1 true FR2939448B1 (fr) | 2011-05-06 |
Family
ID=40427563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0858379A Expired - Fee Related FR2939448B1 (fr) | 2008-12-09 | 2008-12-09 | Procede de production d'une atmosphere gazeuse pour le traitement des metaux. |
Country Status (10)
Country | Link |
---|---|
US (1) | US8679264B2 (fr) |
EP (1) | EP2376663B1 (fr) |
JP (1) | JP5529158B2 (fr) |
DK (1) | DK2376663T3 (fr) |
ES (1) | ES2715925T3 (fr) |
FR (1) | FR2939448B1 (fr) |
PL (1) | PL2376663T3 (fr) |
PT (1) | PT2376663T (fr) |
TR (1) | TR201903521T4 (fr) |
WO (1) | WO2010066979A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2985508B1 (fr) * | 2012-01-06 | 2015-05-01 | Air Liquide | Procede de generation d'un melange de gaz contenant du monoxyde de carbone et de l'hydrogene en proportions sensiblement egales |
EP3243585A1 (fr) * | 2016-05-13 | 2017-11-15 | Linde Aktiengesellschaft | Procede et dispositif de codage lors du traitement thermique d'un composant et gaz de codage destine a coder des composants lors du traitement thermique d'un composant |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2037816B (en) | 1978-11-30 | 1982-10-27 | Boc Ltd | Heat treatment method |
US4306919A (en) * | 1980-09-04 | 1981-12-22 | Union Carbide Corporation | Process for carburizing steel |
BR8504616A (pt) * | 1985-09-20 | 1987-04-28 | Aichelin Ind E Comercio De For | Processo para o enriquecimento da atmosfera de fornos de tratamentos termoquimicos de pecas metalicas |
US5221369A (en) * | 1991-07-08 | 1993-06-22 | Air Products And Chemicals, Inc. | In-situ generation of heat treating atmospheres using non-cryogenically produced nitrogen |
DE4340060C1 (de) * | 1993-11-24 | 1995-04-20 | Linde Ag | Verfahren zum Gasaufkohlen |
JP3505690B2 (ja) * | 1994-08-18 | 2004-03-08 | 関東冶金工業株式会社 | 金属の加熱処理方法 |
JP3409236B2 (ja) * | 1997-02-18 | 2003-05-26 | 同和鉱業株式会社 | 熱処理炉の雰囲気制御方法 |
DE19819042A1 (de) * | 1998-04-28 | 1999-11-04 | Linde Ag | Verfahren und Anlage zum Gasaufkohlen |
JP3531736B2 (ja) * | 2001-01-19 | 2004-05-31 | オリエンタルエンヂニアリング株式会社 | 浸炭方法及び浸炭装置 |
-
2008
- 2008-12-09 FR FR0858379A patent/FR2939448B1/fr not_active Expired - Fee Related
-
2009
- 2009-11-25 JP JP2011540154A patent/JP5529158B2/ja not_active Expired - Fee Related
- 2009-11-25 DK DK09797083.4T patent/DK2376663T3/en active
- 2009-11-25 TR TR2019/03521T patent/TR201903521T4/tr unknown
- 2009-11-25 EP EP09797083.4A patent/EP2376663B1/fr active Active
- 2009-11-25 WO PCT/FR2009/052290 patent/WO2010066979A1/fr active Application Filing
- 2009-11-25 US US13/133,538 patent/US8679264B2/en active Active
- 2009-11-25 PT PT09797083T patent/PT2376663T/pt unknown
- 2009-11-25 PL PL09797083T patent/PL2376663T3/pl unknown
- 2009-11-25 ES ES09797083T patent/ES2715925T3/es active Active
Also Published As
Publication number | Publication date |
---|---|
TR201903521T4 (tr) | 2019-04-22 |
WO2010066979A1 (fr) | 2010-06-17 |
US8679264B2 (en) | 2014-03-25 |
DK2376663T3 (en) | 2019-04-08 |
EP2376663A1 (fr) | 2011-10-19 |
PL2376663T3 (pl) | 2019-07-31 |
JP5529158B2 (ja) | 2014-06-25 |
PT2376663T (pt) | 2019-04-01 |
ES2715925T3 (es) | 2019-06-07 |
EP2376663B1 (fr) | 2019-01-02 |
FR2939448A1 (fr) | 2010-06-11 |
JP2012511633A (ja) | 2012-05-24 |
US20110272637A1 (en) | 2011-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 8 |
|
PLFP | Fee payment |
Year of fee payment: 9 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
PLFP | Fee payment |
Year of fee payment: 12 |
|
ST | Notification of lapse |
Effective date: 20210806 |