ES2023993B3 - Procedimiento para tratamiento termico de piezas de trabajo metalizados. - Google Patents
Procedimiento para tratamiento termico de piezas de trabajo metalizados.Info
- Publication number
- ES2023993B3 ES2023993B3 ES88116477T ES88116477T ES2023993B3 ES 2023993 B3 ES2023993 B3 ES 2023993B3 ES 88116477 T ES88116477 T ES 88116477T ES 88116477 T ES88116477 T ES 88116477T ES 2023993 B3 ES2023993 B3 ES 2023993B3
- Authority
- ES
- Spain
- Prior art keywords
- heat treatment
- procedure
- work pieces
- metallic work
- coolant
- 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
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
- C21D1/767—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material with forced gas circulation; Reheating thereof
-
- 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
- C21D1/56—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering characterised by the quenching agents
- C21D1/613—Gases; Liquefied or solidified normally gaseous material
-
- 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
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
- F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types
- F27B5/16—Arrangements of air or gas supply devices
- F27B2005/161—Gas inflow or outflow
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Articles (AREA)
- Control Of Heat Treatment Processes (AREA)
- Furnace Details (AREA)
- Resistance Heating (AREA)
- Non-Insulated Conductors (AREA)
- Conductive Materials (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Electronic Switches (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Vapour Deposition (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
POR TRATAMIENTO TERMICO DE PIEZAS DE TRABAJO METALIZADOS EN UN HORNO DE VACIO CON ENFRIAMIENTO DE GASES SE OBTIENEN INTENSIDADES DE ENFRIAMIENTO COMPARABLES EN UN BAÑO DE ACEITE, SI SE UTILIZA COMOGAS DE ENFRIAM,IENTO HELIO, H O UNA MEZCLA ENTRE ESTOS O UNA MEZCLA DE HELIO Y/O HIDROGENO CON HASTA 30% DEL VOLUMEN DE UN GAS INERTE, SE AJUSTA LA PRESION P EN EL HORNO A UN VALOR ENTRE 1 Y 4 MPA, SE AJUSTA EN VELOCIDAD DE CIRCULACION V EN UN VALOR ENTRE 10 Y 250 MPA/S SE OBTIENE EL PRODUCTO P.V.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3736501A DE3736501C1 (de) | 1987-10-28 | 1987-10-28 | Verfahren zur Waermebehandlung metallischer Werkstuecke |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2023993B3 true ES2023993B3 (es) | 1992-02-16 |
ES2023993T5 ES2023993T5 (es) | 1998-08-01 |
Family
ID=6339263
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES88116477T Expired - Lifetime ES2023993T5 (es) | 1987-10-28 | 1988-10-05 | Procedimiento para el endurecimiento de piezas de acero. |
Country Status (28)
Country | Link |
---|---|
US (1) | US4867808A (es) |
EP (1) | EP0313888B2 (es) |
JP (1) | JP3068135B2 (es) |
CN (1) | CN1015066B (es) |
AT (1) | ATE65801T1 (es) |
AU (1) | AU606473B2 (es) |
BG (1) | BG49828A3 (es) |
BR (1) | BR8805492A (es) |
CA (1) | CA1308631C (es) |
CS (1) | CS274632B2 (es) |
DD (1) | DD283421A5 (es) |
DE (2) | DE3736501C1 (es) |
DK (1) | DK167497B1 (es) |
ES (1) | ES2023993T5 (es) |
FI (1) | FI86560C (es) |
HR (1) | HRP920581B1 (es) |
HU (1) | HU204102B (es) |
IL (1) | IL87762A (es) |
MX (1) | MX169690B (es) |
NO (1) | NO169244C (es) |
PL (1) | PL159767B1 (es) |
PT (1) | PT88896A (es) |
RO (1) | RO110067B1 (es) |
RU (1) | RU1813104C (es) |
SI (1) | SI8811937A8 (es) |
UA (1) | UA13002A (es) |
YU (1) | YU46574B (es) |
ZA (1) | ZA886853B (es) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3819803C1 (es) * | 1988-06-10 | 1989-12-14 | Ulrich 5810 Witten De Wingens | |
DE3828134A1 (de) * | 1988-08-18 | 1990-02-22 | Linde Ag | Verfahren zur waermebehandlung von werkstuecken |
FR2660744B1 (fr) * | 1990-04-04 | 1994-03-11 | Air Liquide | Four a cloches. |
FR2660669B1 (fr) * | 1990-04-04 | 1992-06-19 | Air Liquide | Procede et installation de traitement thermique d'objets avec trempe en milieux gazeux. |
US5173124A (en) * | 1990-06-18 | 1992-12-22 | Air Products And Chemicals, Inc. | Rapid gas quenching process |
DE4100989A1 (de) * | 1991-01-15 | 1992-07-16 | Linde Ag | Verfahren zur waermebehandlung in vakuumoefen |
DE4132712C2 (de) * | 1991-10-01 | 1995-06-29 | Ipsen Ind Int Gmbh | Vakuumofen zur Plasmaaufkohlung metallischer Werkstücke |
DE4208485C2 (de) * | 1992-03-17 | 1997-09-04 | Wuenning Joachim | Verfahren und Vorrichtung zum Abschrecken metallischer Werkstücke |
US5478985A (en) * | 1993-09-20 | 1995-12-26 | Surface Combustion, Inc. | Heat treat furnace with multi-bar high convective gas quench |
DE4419332A1 (de) * | 1994-06-02 | 1995-12-14 | Wuenning Joachim | Industriebrenner mit geringer NO¶x¶-Emission |
US5524020A (en) * | 1994-08-23 | 1996-06-04 | Grier-Jhawar-Mercer, Inc. | Vacuum furnace with movable hot zone |
AT405190B (de) * | 1996-03-29 | 1999-06-25 | Ald Aichelin Ges M B H | Verfahren und vorrichtung zur wärmebehandlung metallischer werkstücke |
ATE245710T1 (de) * | 1996-04-26 | 2003-08-15 | Nippon Steel Corp | Primärkühlverfahren für das kontinuierliche glühen von stahlbändern |
DE19709957A1 (de) * | 1997-03-11 | 1998-09-17 | Linde Ag | Verfahren zur Gasabschreckung metallischer Werkstücke nach Wärmebehandlungen |
US5934871A (en) * | 1997-07-24 | 1999-08-10 | Murphy; Donald G. | Method and apparatus for supplying a anti-oxidizing gas to and simultaneously cooling a shaft and a fan in a heat treatment chamber |
FR2779218B1 (fr) * | 1998-05-29 | 2000-08-11 | Etudes Const Mecaniques | Cellule de trempe sous gaz |
DE19824574A1 (de) * | 1998-06-02 | 1999-12-09 | Linde Ag | Verfahren und Vorrichtung zur effektiven Abkühlung von Behandlungsgut |
DE19920297A1 (de) * | 1999-05-03 | 2000-11-09 | Linde Tech Gase Gmbh | Verfahren zur Wärmebehandlung metallischer Werkstücke |
ATE225862T1 (de) * | 1999-09-24 | 2002-10-15 | Ipsen Int Gmbh | Verfahren zur wärmebehandlung metallischer werkstücke |
FR2801059B1 (fr) * | 1999-11-17 | 2002-01-25 | Etudes Const Mecaniques | Procede de trempe apres cementation a basse pression |
DE10030046C1 (de) * | 2000-06-19 | 2001-09-13 | Ald Vacuum Techn Ag | Verfahren und Vorrichtung zum Bestimmen der Abkühlwirkung einer strömenden Gasatmosphäre auf Werkstücke |
DE10044362C2 (de) * | 2000-09-08 | 2002-09-12 | Ald Vacuum Techn Ag | Verfahren und Ofenanlage zum Vergüten einer Charge von Werkstücken aus Stahl |
US20020104589A1 (en) * | 2000-12-04 | 2002-08-08 | Van Den Sype Jaak | Process and apparatus for high pressure gas quenching in an atmospheric furnace |
DE10108057A1 (de) * | 2001-02-20 | 2002-08-22 | Linde Ag | Verfahren zum Abschrecken von metallischen Werkstücken |
DE10109565B4 (de) | 2001-02-28 | 2005-10-20 | Vacuheat Gmbh | Verfahren und Vorrichtung zur partiellen thermochemischen Vakuumbehandlung von metallischen Werkstücken |
FR2835907B1 (fr) * | 2002-02-12 | 2004-09-17 | Air Liquide | Installation de trempe par gaz et procede de trempe correspondant |
CN1330778C (zh) * | 2002-03-25 | 2007-08-08 | 谷口裕久 | 热气淬火装置及热气热处理*** |
WO2005123970A1 (en) * | 2004-06-15 | 2005-12-29 | Narasimhan Gopinath | A process and device for hardening metal parts |
PL202005B1 (pl) * | 2004-11-19 | 2009-05-29 | Politechnika & Lstrok Odzka In | Urządzenie do hartowania z zamkniętym obiegiem wodoru |
DE102005045783A1 (de) * | 2005-09-23 | 2007-03-29 | Sistem Teknik Endustriyel Elektronik Sistemler Sanayi Ve Ticaret Ltd. Sirketi | Einkammer-Vakuumofen mit Wasserstoffabschreckung |
CN101880760A (zh) * | 2010-07-09 | 2010-11-10 | 中国第一汽车集团公司 | 大型压铸模具的真空等温热处理工艺 |
US9995481B2 (en) | 2011-12-20 | 2018-06-12 | Eclipse, Inc. | Method and apparatus for a dual mode burner yielding low NOx emission |
CN105695716A (zh) * | 2016-01-29 | 2016-06-22 | 柳州市安龙机械设备有限公司 | 硬质合金刀具的热处理方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1132171B (de) * | 1960-06-24 | 1962-06-28 | Heraeus Gmbh W C | Verfahren zum Gluehen, Schmelzen oder Giessen von Metallen in einem unter Vakuum stehenden Behaelter und Abkuehlen mittels Schutzgas, sowie Vorrichtung zur Durchfuehrungdieses Verfahrens |
DE1919493C3 (de) * | 1969-04-17 | 1980-05-08 | Ipsen Industries International Gmbh, 4190 Kleve | Atmosphären-Vakuumofen |
US4030712A (en) * | 1975-02-05 | 1977-06-21 | Alco Standard Corporation | Method and apparatus for circulating a heat treating gas |
US4167426A (en) * | 1978-04-20 | 1979-09-11 | Allegheny Ludlum Industries, Inc. | Method for annealing silicon steel |
DE2839807C2 (de) * | 1978-09-13 | 1986-04-17 | Degussa Ag, 6000 Frankfurt | Vakuumofen mit Gaskühleinrichtung |
DE2844843C2 (de) * | 1978-10-14 | 1985-09-12 | Ipsen Industries International Gmbh, 4190 Kleve | Industrieofen zur Wärmebehandlung metallischer Werkstücke |
US4302256A (en) * | 1979-11-16 | 1981-11-24 | Chromalloy American Corporation | Method of improving mechanical properties of alloy parts |
GB2052030B (en) * | 1980-04-28 | 1984-02-08 | Gen Electric | Construction of special atmosphere furnace |
JPS58147514A (ja) * | 1982-02-24 | 1983-09-02 | Ishikawajima Harima Heavy Ind Co Ltd | ガス冷却熱処理法 |
US4462577A (en) * | 1982-12-16 | 1984-07-31 | C.I. Hayes Inc. | Apparatus for gas cooling work parts under high pressure in a continuous heat treating vacuum furnace |
AT395321B (de) * | 1983-07-05 | 1992-11-25 | Ebner Ind Ofenbau | Verfahren zum abkuehlen von chargen in diskontinuierlich arbeitenden industrieoefen, insbesondere von stahldraht- oder - bandbunden in haubengluehoefen |
JPS60187620A (ja) * | 1984-03-06 | 1985-09-25 | Daido Steel Co Ltd | 真空炉 |
DE3416902A1 (de) * | 1984-05-08 | 1985-11-14 | Schmetz Industrieofenbau und Vakuum-Hartlöttechnik KG, 5750 Menden | Verfahren und vakuumofen zur waermebehandlung einer charge |
JPS60262913A (ja) * | 1984-06-11 | 1985-12-26 | Ishikawajima Harima Heavy Ind Co Ltd | 強制対流冷却のガス導入方法 |
DE3736502C1 (de) * | 1987-10-28 | 1988-06-09 | Degussa | Vakuumofen zur Waermebehandlung metallischer Werkstuecke |
-
1987
- 1987-10-28 DE DE3736501A patent/DE3736501C1/de not_active Expired
-
1988
- 1988-09-14 ZA ZA886853A patent/ZA886853B/xx unknown
- 1988-09-15 IL IL87762A patent/IL87762A/xx not_active IP Right Cessation
- 1988-09-30 FI FI884513A patent/FI86560C/fi not_active IP Right Cessation
- 1988-10-04 NO NO884389A patent/NO169244C/no not_active IP Right Cessation
- 1988-10-05 ES ES88116477T patent/ES2023993T5/es not_active Expired - Lifetime
- 1988-10-05 DE DE8888116477T patent/DE3864007D1/de not_active Expired - Lifetime
- 1988-10-05 AT AT88116477T patent/ATE65801T1/de not_active IP Right Cessation
- 1988-10-05 EP EP88116477A patent/EP0313888B2/de not_active Expired - Lifetime
- 1988-10-17 BG BG85722A patent/BG49828A3/xx unknown
- 1988-10-17 YU YU193788A patent/YU46574B/sh unknown
- 1988-10-17 MX MX013445A patent/MX169690B/es unknown
- 1988-10-17 SI SI8811937A patent/SI8811937A8/sl unknown
- 1988-10-25 JP JP63267341A patent/JP3068135B2/ja not_active Expired - Lifetime
- 1988-10-25 BR BR8805492A patent/BR8805492A/pt not_active IP Right Cessation
- 1988-10-25 US US07/261,927 patent/US4867808A/en not_active Expired - Lifetime
- 1988-10-25 RO RO135630A patent/RO110067B1/ro unknown
- 1988-10-25 PL PL1988275471A patent/PL159767B1/pl unknown
- 1988-10-26 RU SU884356709A patent/RU1813104C/ru active
- 1988-10-26 UA UA4356709A patent/UA13002A/uk unknown
- 1988-10-26 CN CN88108740A patent/CN1015066B/zh not_active Expired
- 1988-10-26 DD DD88321108A patent/DD283421A5/de not_active IP Right Cessation
- 1988-10-27 DK DK596588A patent/DK167497B1/da not_active IP Right Cessation
- 1988-10-27 CS CS711188A patent/CS274632B2/cs not_active IP Right Cessation
- 1988-10-27 AU AU24404/88A patent/AU606473B2/en not_active Ceased
- 1988-10-27 HU HU885614A patent/HU204102B/hu unknown
- 1988-10-27 CA CA000581505A patent/CA1308631C/en not_active Expired - Lifetime
- 1988-10-28 PT PT88896A patent/PT88896A/pt not_active Application Discontinuation
-
1992
- 1992-09-29 HR HRP-1937/88A patent/HRP920581B1/xx not_active IP Right Cessation
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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