GB2076023B - Gas carburising - Google Patents

Gas carburising

Info

Publication number
GB2076023B
GB2076023B GB8104712A GB8014712A GB2076023B GB 2076023 B GB2076023 B GB 2076023B GB 8104712 A GB8104712 A GB 8104712A GB 8014712 A GB8014712 A GB 8014712A GB 2076023 B GB2076023 B GB 2076023B
Authority
GB
United Kingdom
Prior art keywords
carburising
gas
gas carburising
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
Application number
GB8104712A
Other versions
GB2076023A (en
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.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
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 Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Priority to GB8104712A priority Critical patent/GB2076023B/en
Priority to EP81301882A priority patent/EP0040023A1/en
Priority to ZA00812877A priority patent/ZA812877B/en
Publication of GB2076023A publication Critical patent/GB2076023A/en
Application granted granted Critical
Publication of GB2076023B publication Critical patent/GB2076023B/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
GB8104712A 1980-05-02 1980-05-02 Gas carburising Expired GB2076023B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8104712A GB2076023B (en) 1980-05-02 1980-05-02 Gas carburising
EP81301882A EP0040023A1 (en) 1980-05-02 1981-04-28 Gas carburizing
ZA00812877A ZA812877B (en) 1980-05-02 1981-04-30 Gas carburising

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8104712A GB2076023B (en) 1980-05-02 1980-05-02 Gas carburising

Publications (2)

Publication Number Publication Date
GB2076023A GB2076023A (en) 1981-11-25
GB2076023B true GB2076023B (en) 1983-08-03

Family

ID=10513185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8104712A Expired GB2076023B (en) 1980-05-02 1980-05-02 Gas carburising

Country Status (3)

Country Link
EP (1) EP0040023A1 (en)
GB (1) GB2076023B (en)
ZA (1) ZA812877B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5342455A (en) * 1991-07-08 1994-08-30 Air Products And Chemicals, Inc. In-situ generation of heat treating atmospheres using a mixture of non-cryogenically produced nitrogen and a hydrocarbon gas
US5259893A (en) * 1991-07-08 1993-11-09 Air Products And Chemicals, Inc. In-situ generation of heat treating atmospheres using a mixture of non-cryogenically produced nitrogen and a hydrocarbon gas
DE4318400C1 (en) * 1993-06-03 1994-06-23 Loi Ind Ofenanlagen Method and device for heat treating workpieces
US5827375A (en) * 1993-07-23 1998-10-27 Barbour; George E. Process for carburizing ferrous metal parts

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796615A (en) * 1971-06-23 1974-03-12 Hayes Inc C I Method of vacuum carburizing
US4035203A (en) * 1973-12-21 1977-07-12 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method for the heat-treatment of steel and for the control of said treatment
CH615948A5 (en) * 1974-03-18 1980-02-29 Hawera Probst Kg Hartmetall
US4194027A (en) * 1975-04-21 1980-03-18 General Atomic Company Method of coating with homogeneous pyrocarbon
US4145232A (en) * 1977-06-03 1979-03-20 Union Carbide Corporation Process for carburizing steel

Also Published As

Publication number Publication date
ZA812877B (en) 1982-04-28
EP0040023A1 (en) 1981-11-18
GB2076023A (en) 1981-11-25

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Legal Events

Date Code Title Description
817A Application for correction of clerical errors now open to opposition (sect. 117/1977)
PCNP Patent ceased through non-payment of renewal fee
711A Proceeding under section 117(1) patents act 1977