EP1211329A3 - Procédé et dispositif pour la trempe à gaz sous pression élevée dans un four à atmosphère - Google Patents
Procédé et dispositif pour la trempe à gaz sous pression élevée dans un four à atmosphère Download PDFInfo
- Publication number
- EP1211329A3 EP1211329A3 EP20010128749 EP01128749A EP1211329A3 EP 1211329 A3 EP1211329 A3 EP 1211329A3 EP 20010128749 EP20010128749 EP 20010128749 EP 01128749 A EP01128749 A EP 01128749A EP 1211329 A3 EP1211329 A3 EP 1211329A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- high pressure
- pressure gas
- atmospheric furnace
- gas quenching
- gas
- 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.)
- Withdrawn
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
- C21D1/62—Quenching devices
-
- 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
-
- 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
- C21D1/773—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material under reduced pressure or vacuum
-
- 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
- C21D2241/00—Treatments in a special environment
- C21D2241/01—Treatments in a special environment under pressure
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Details (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/727,473 US20020104589A1 (en) | 2000-12-04 | 2000-12-04 | Process and apparatus for high pressure gas quenching in an atmospheric furnace |
US727473 | 2000-12-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1211329A2 EP1211329A2 (fr) | 2002-06-05 |
EP1211329A3 true EP1211329A3 (fr) | 2004-01-02 |
Family
ID=24922810
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20010128749 Withdrawn EP1211329A3 (fr) | 2000-12-04 | 2001-12-03 | Procédé et dispositif pour la trempe à gaz sous pression élevée dans un four à atmosphère |
Country Status (6)
Country | Link |
---|---|
US (1) | US20020104589A1 (fr) |
EP (1) | EP1211329A3 (fr) |
CN (1) | CN1366083A (fr) |
BR (1) | BR0105894A (fr) |
CA (1) | CA2364356A1 (fr) |
MX (1) | MXPA01012438A (fr) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10108057A1 (de) * | 2001-02-20 | 2002-08-22 | Linde Ag | Verfahren zum Abschrecken von metallischen Werkstücken |
FR2844809B1 (fr) * | 2002-09-20 | 2007-06-29 | Air Liquide | Procede de refroidissement rapide de pieces par transfert convectif et radiatif |
DE10251486A1 (de) * | 2002-11-05 | 2004-05-19 | Linde Ag | Verfahren und Vorrichtung zur Gaserückgewinnung |
US20060189710A1 (en) * | 2003-07-23 | 2006-08-24 | Katsuhiro Hayashi | Aqueous ink |
FR2858983B1 (fr) * | 2003-08-21 | 2005-09-23 | Air Liquide | Procede de trempe par gaz mettant en oeuvre une installation de recyclage |
FR2863628B1 (fr) * | 2003-12-11 | 2006-11-17 | Etudes Const Mecaniques | Dispositif de trempe de pieces en acier |
PL202005B1 (pl) | 2004-11-19 | 2009-05-29 | Politechnika & Lstrok Odzka In | Urządzenie do hartowania z zamkniętym obiegiem wodoru |
FR2879474B1 (fr) * | 2004-12-16 | 2008-06-13 | Air Liquide | Procede d'epuration d'un melange entrant comportant du dioxyde de carbone (co2) et du monoxyde de carbone (co) en vue de l'elimination du monoxyde de carbone (co) contenu dans ce melange |
US20070068601A1 (en) * | 2005-09-26 | 2007-03-29 | Jones William R | Process for treating steel alloys |
CN101824520B (zh) * | 2010-04-27 | 2011-06-15 | 昆明理工大学 | 一种淬火气体循环利用系统 |
PL228193B1 (pl) * | 2014-10-06 | 2018-02-28 | Seco/Warwick Społka Akcyjna | Urzadzenie do jednostkowego hartowania czesci urzadzen technicznych |
CN109234519A (zh) * | 2018-10-31 | 2019-01-18 | 上海颐柏热处理设备有限公司 | 一种冷却可控的热处理生产设备 |
CN111283389B (zh) * | 2020-03-17 | 2021-10-22 | 无锡鹰贝精密液压有限公司 | 一种液压马达耐磨盘的端面磨加工工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4867808A (en) * | 1987-10-28 | 1989-09-19 | Degussa Aktiengesellschaft | Heat treating a metallic workpiece by quenching under cooling gas under above atmospheric pressure and specified circulation rate |
US5158625A (en) * | 1990-04-04 | 1992-10-27 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process and apparatus for heat treating articles while hardening in gaseous medium |
US5938866A (en) * | 1995-06-22 | 1999-08-17 | Aga Aktiebolag | Method and an apparatus for the treatment of components by a gas mixture |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5104425A (en) * | 1989-11-14 | 1992-04-14 | Air Products And Chemicals, Inc. | Gas separation by adsorbent membranes |
-
2000
- 2000-12-04 US US09/727,473 patent/US20020104589A1/en not_active Abandoned
-
2001
- 2001-12-03 EP EP20010128749 patent/EP1211329A3/fr not_active Withdrawn
- 2001-12-03 BR BR0105894A patent/BR0105894A/pt not_active Application Discontinuation
- 2001-12-03 MX MXPA01012438A patent/MXPA01012438A/es not_active Application Discontinuation
- 2001-12-03 CA CA 2364356 patent/CA2364356A1/fr not_active Abandoned
- 2001-12-03 CN CN01142575A patent/CN1366083A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4867808A (en) * | 1987-10-28 | 1989-09-19 | Degussa Aktiengesellschaft | Heat treating a metallic workpiece by quenching under cooling gas under above atmospheric pressure and specified circulation rate |
US4867808B1 (fr) * | 1987-10-28 | 1994-02-22 | Leybold Durferrit Gmbh | |
US5158625A (en) * | 1990-04-04 | 1992-10-27 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process and apparatus for heat treating articles while hardening in gaseous medium |
US5938866A (en) * | 1995-06-22 | 1999-08-17 | Aga Aktiebolag | Method and an apparatus for the treatment of components by a gas mixture |
Non-Patent Citations (2)
Title |
---|
ALTENA H: "NIEDERDRUCK-AUFKOHLUNG MIT HOCHDRUCK-GASABSCHRECKUNG VERFAHRENSTECHNIK UND ERGEBNISSE", HAERTEREI TECHNISCHE MITTEILUNGEN, CARL HANSER VERLAG. MUNCHEN, DE, vol. 53, no. 2, 1 March 1998 (1998-03-01), pages 93 - 101, XP000755093, ISSN: 0341-101X * |
HOLM T ET AL: "HELIUM RECOVERY AND CLEANING FOR HIGH-PRESSURE GAS QUENCHING CONNECTED TO AN ATMOSPHERE FURNACE", HEAT TREATMENT OF METALS, BIRMINGHAM, GB, vol. 27, no. 1, 14 February 2000 (2000-02-14), pages 9 - 12, XP009014980, ISSN: 0305-4829 * |
Also Published As
Publication number | Publication date |
---|---|
US20020104589A1 (en) | 2002-08-08 |
EP1211329A2 (fr) | 2002-06-05 |
CA2364356A1 (fr) | 2002-06-04 |
BR0105894A (pt) | 2002-09-17 |
CN1366083A (zh) | 2002-08-28 |
MXPA01012438A (es) | 2002-06-11 |
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