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MX151728A - Mejoras en horno de vacio - Google Patents

Mejoras en horno de vacio

Info

Publication number
MX151728A
MX151728A MX17899779A MX17899779A MX151728A MX 151728 A MX151728 A MX 151728A MX 17899779 A MX17899779 A MX 17899779A MX 17899779 A MX17899779 A MX 17899779A MX 151728 A MX151728 A MX 151728A
Authority
MX
Mexico
Prior art keywords
vacuum oven
oven
vacuum
Prior art date
Application number
MX17899779A
Other languages
English (en)
Inventor
James G Conybear
Wallace J Titus
Original Assignee
Midland Ross Corp
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 Midland Ross Corp filed Critical Midland Ross Corp
Publication of MX151728A publication Critical patent/MX151728A/es

Links

Classifications

    • 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 specially adapted for furnaces of these types
    • F27B5/16—Arrangements of air or gas supply 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
    • C21D1/74—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
    • C21D1/74—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 specially adapted for furnaces of these types
    • F27B5/16—Arrangements of air or gas supply devices
    • F27B2005/166—Means to circulate the atmosphere
    • F27B2005/169—Means to circulate the atmosphere the atmosphere being continuously renewed by exterior means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00—Arrangements of controlling devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Furnace Details (AREA)
MX17899779A 1978-08-21 1979-08-21 Mejoras en horno de vacio MX151728A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/935,491 US4191598A (en) 1978-08-21 1978-08-21 Jet recirculation method for vacuum carburizing

Publications (1)

Publication Number Publication Date
MX151728A true MX151728A (es) 1985-02-18

Family

ID=25467234

Family Applications (1)

Application Number Title Priority Date Filing Date
MX17899779A MX151728A (es) 1978-08-21 1979-08-21 Mejoras en horno de vacio

Country Status (4)

Country Link
US (1) US4191598A (es)
JP (1) JPS5528391A (es)
CA (1) CA1108398A (es)
MX (1) MX151728A (es)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH628092A5 (de) * 1978-03-21 1982-02-15 Ipsen Ind Int Gmbh Verfahren und vorrichtung zur regelung des kohlenstoffpegels eines chemisch reagierenden gasgemisches.
US4457493A (en) * 1982-06-24 1984-07-03 Kanto Yakin Kogyo Kabushiki Kaisha Gas atmosphere heating furnace
JPS59193268A (ja) * 1983-04-15 1984-11-01 Nippon Kokan Kk <Nkk> 密閉系窒化炉の操業方法
US4596526A (en) * 1985-03-04 1986-06-24 Worthington Industries, Inc. Batch coil annealing furnace and method
JPS62153683A (ja) * 1985-12-26 1987-07-08 東芝セラミツクス株式会社 バツチ式電気炉
US4920998A (en) * 1988-03-21 1990-05-01 Union Carbide Industrial Gases Technology Corporation Method and apparatus for controlling flow bias in a multiple zone process
WO1991002695A1 (en) * 1989-08-18 1991-03-07 Vsesojuzny Nauchno-Issledovatelsky, Proektno-Konstruktorsky I Tekhnologichesky Institut Elektrotermicheskogo Oborudovania Vniieto Gas mixture for thermo-chemical treatment of metals and alloys and method of obtaining it
DE4121277C2 (de) * 1991-06-27 2000-08-03 Ald Vacuum Techn Ag Vorrichtung und Verfahren zur selbsttätigen Überwachung der Betriebssicherheit und zur Steuerung des Prozeßablaufs bei einem Vakuum-Wärmebehandlungsofen
FR2681691B1 (fr) * 1991-09-25 1993-11-19 Irsid Procede et dispositif de mesure de la teneur en gaz de l'atmosphere d'un four.
US5366563A (en) * 1992-12-28 1994-11-22 General Electric Company Hot argon cleaning and protective coating of components made of metal or alloy
US5502742A (en) * 1993-02-26 1996-03-26 Abar Ipsen Industries, Inc. Heat treating furnace with removable floor, adjustable heating element support, and threaded ceramic gas injection nozzle
US5551671A (en) * 1994-07-27 1996-09-03 General Electric Company Hot argon cleaning and protective coating of components made of metal or alloy
IT1309928B1 (it) * 1999-12-01 2002-02-05 Bundy S P A Tubo per impianti di alimentazione di fluidi a pressione, inparticolare per l'alimentazione di carburante nei motori diesel,
US7033446B2 (en) * 2001-07-27 2006-04-25 Surface Combustion, Inc. Vacuum carburizing with unsaturated aromatic hydrocarbons
US6991687B2 (en) 2001-07-27 2006-01-31 Surface Combustion, Inc. Vacuum carburizing with napthene hydrocarbons
US7468107B2 (en) * 2002-05-01 2008-12-23 General Motors Corporation Carburizing method
JP2005220390A (ja) * 2004-02-04 2005-08-18 Nachi Fujikoshi Corp 真空浸炭方法および装置
JP4807660B2 (ja) * 2006-03-03 2011-11-02 大同特殊鋼株式会社 真空浸炭装置
JP4458079B2 (ja) * 2006-09-27 2010-04-28 株式会社Ｉｈｉ 真空浸炭処理装置
JP4458107B2 (ja) * 2007-03-09 2010-04-28 株式会社Ｉｈｉ 真空浸炭処理方法及び真空浸炭処理装置
JP5647776B2 (ja) * 2009-08-04 2015-01-07 光洋サーモシステム株式会社 ガス浸炭処理装置
US9212416B2 (en) * 2009-08-07 2015-12-15 Swagelok Company Low temperature carburization under soft vacuum
US20130280665A1 (en) * 2011-01-12 2013-10-24 H.T. Solutions S.R.L. Transportable equipment for the thermal treatment of metals
AU2013210034A1 (en) 2012-01-20 2014-09-11 Swagelok Company Concurrent flow of activating gas in low temperature carburization

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128323A (en) * 1960-07-11 1964-04-07 Leeds & Northrup Co Measurement and control of constituent potentials
US3397875A (en) * 1966-05-20 1968-08-20 Leeds & Northrup Co Apparatus for maintaining a carburizing atmosphere during heat treatment
US3796615A (en) * 1971-06-23 1974-03-12 Hayes Inc C I Method of vacuum carburizing
JPS50159807A (es) * 1974-06-18 1975-12-24
JPS5226722A (en) * 1975-08-26 1977-02-28 Nikkei Aluminium Sales Connecting device for surface material
JPS5247531A (en) * 1975-10-13 1977-04-15 Chugai Ro Kogyo Kaisha Ltd Vacuum carburizing
JPS5354136A (en) * 1976-10-28 1978-05-17 Ishikawajima Harima Heavy Ind Vacuum carburizing furnace

Also Published As

Publication number Publication date
CA1108398A (en) 1981-09-08
JPS5651227B2 (es) 1981-12-03
US4191598A (en) 1980-03-04
JPS5528391A (en) 1980-02-28

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