JPS51117934A - Droppinggtype gas carburizing furnace - Google Patents

Droppinggtype gas carburizing furnace

Info

Publication number
JPS51117934A
JPS51117934A JP50043500A JP4350075A JPS51117934A JP S51117934 A JPS51117934 A JP S51117934A JP 50043500 A JP50043500 A JP 50043500A JP 4350075 A JP4350075 A JP 4350075A JP S51117934 A JPS51117934 A JP S51117934A
Authority
JP
Japan
Prior art keywords
droppinggtype
carburizing furnace
gas carburizing
gas
furnace
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.)
Granted
Application number
JP50043500A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5426982B2 (enExample
Inventor
Takeji Asai
Umimori Yamazumi
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.)
Nachi Fujikoshi Corp
Original Assignee
Fujikoshi KK
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 Fujikoshi KK filed Critical Fujikoshi KK
Priority to JP50043500A priority Critical patent/JPS51117934A/ja
Priority to US05/612,186 priority patent/US3968957A/en
Priority to BR7602025A priority patent/BR7602025A/pt
Publication of JPS51117934A publication Critical patent/JPS51117934A/ja
Publication of JPS5426982B2 publication Critical patent/JPS5426982B2/ja
Granted legal-status Critical Current

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
JP50043500A 1975-04-09 1975-04-09 Droppinggtype gas carburizing furnace Granted JPS51117934A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP50043500A JPS51117934A (en) 1975-04-09 1975-04-09 Droppinggtype gas carburizing furnace
US05/612,186 US3968957A (en) 1975-04-09 1975-09-10 Gas carburizing furnace
BR7602025A BR7602025A (pt) 1975-04-09 1976-04-01 Metodo e aparelho para tratamento termico do aco em atmosfera nao explosiva

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50043500A JPS51117934A (en) 1975-04-09 1975-04-09 Droppinggtype gas carburizing furnace

Publications (2)

Publication Number Publication Date
JPS51117934A true JPS51117934A (en) 1976-10-16
JPS5426982B2 JPS5426982B2 (enExample) 1979-09-07

Family

ID=12665424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50043500A Granted JPS51117934A (en) 1975-04-09 1975-04-09 Droppinggtype gas carburizing furnace

Country Status (3)

Country Link
US (1) US3968957A (enExample)
JP (1) JPS51117934A (enExample)
BR (1) BR7602025A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62199761A (ja) * 1986-02-25 1987-09-03 Ishikawajima Harima Heavy Ind Co Ltd 鋼の熱処理方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805881A (en) * 1987-05-28 1989-02-21 Gas Research Institute Internal gas generator for heat treating furnace
FR2807956B1 (fr) * 2000-04-19 2003-10-24 Nitruvid Procede de traitement de surface d'une piece et piece obtenue
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
EP2541177A3 (en) * 2005-11-23 2014-09-24 Surface Combustion, Inc. Fluid delivery system for an atmospheric furnace used for treating one or more articles
JP6488191B2 (ja) 2015-05-19 2019-03-20 国立大学法人横浜国立大学 浸炭装置と浸炭方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4879775A (enExample) * 1972-01-27 1973-10-25

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US975077A (en) * 1910-01-10 1910-11-08 New Departure Mfg Co Carbonizing apparatus.
CH579757A5 (enExample) * 1972-09-16 1976-09-15 Goehring Werner

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4879775A (enExample) * 1972-01-27 1973-10-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62199761A (ja) * 1986-02-25 1987-09-03 Ishikawajima Harima Heavy Ind Co Ltd 鋼の熱処理方法

Also Published As

Publication number Publication date
BR7602025A (pt) 1976-10-05
JPS5426982B2 (enExample) 1979-09-07
US3968957A (en) 1976-07-13

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