GB1382075A - Methods for vacuum carburizing - Google Patents

Methods for vacuum carburizing

Info

Publication number
GB1382075A
GB1382075A GB944772A GB944772A GB1382075A GB 1382075 A GB1382075 A GB 1382075A GB 944772 A GB944772 A GB 944772A GB 944772 A GB944772 A GB 944772A GB 1382075 A GB1382075 A GB 1382075A
Authority
GB
United Kingdom
Prior art keywords
articles
fed
vacuum
carburizing
vacuum carburizing
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
GB944772A
Other languages
English (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.)
Hayes Inc C I
Original Assignee
Hayes Inc C I
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 Hayes Inc C I filed Critical Hayes Inc C I
Publication of GB1382075A publication Critical patent/GB1382075A/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
    • 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)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Chemical Vapour Deposition (AREA)
GB944772A 1971-06-23 1972-03-01 Methods for vacuum carburizing Expired GB1382075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15595071A 1971-06-23 1971-06-23

Publications (1)

Publication Number Publication Date
GB1382075A true GB1382075A (en) 1975-01-29

Family

ID=22557435

Family Applications (1)

Application Number Title Priority Date Filing Date
GB944772A Expired GB1382075A (en) 1971-06-23 1972-03-01 Methods for vacuum carburizing

Country Status (12)

Country Link
US (2) US3796615A (ru)
JP (1) JPS5129703B1 (ru)
CA (1) CA969841A (ru)
CS (1) CS168596B2 (ru)
DE (1) DE2216688C3 (ru)
ES (1) ES404017A1 (ru)
FR (1) FR2154398B1 (ru)
GB (1) GB1382075A (ru)
IL (1) IL38822A (ru)
IT (1) IT959314B (ru)
SE (1) SE383001B (ru)
SU (1) SU663316A3 (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040023A1 (en) * 1980-05-02 1981-11-18 Air Products And Chemicals, Inc. Gas carburizing

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030712A (en) * 1975-02-05 1977-06-21 Alco Standard Corporation Method and apparatus for circulating a heat treating gas
US4160680A (en) * 1976-11-05 1979-07-10 Sola Basic Industries, Inc. Vacuum carburizing
US4152177A (en) * 1977-02-03 1979-05-01 General Motors Corporation Method of gas carburizing
US4191598A (en) * 1978-08-21 1980-03-04 Midland-Ross Corporation Jet recirculation method for vacuum carburizing
US4386973A (en) 1981-05-08 1983-06-07 General Signal Corporation Vacuum carburizing steel
FR2678287B1 (fr) * 1991-06-26 1993-10-29 Etudes Constructions Mecaniques Procede et four de cementation a basse pression.
FR2681332B1 (fr) * 1991-09-13 1994-06-10 Innovatique Sa Procede et dispositif de cementation d'un acier dans une atmosphere a basse pression.
ATE203063T1 (de) † 1995-03-29 2001-07-15 Jh Corp Verfahren und zur vakuumaufkohlung, verwendung einer vorrichtung zur vakuumaufkohlung und aufgekohlte stahlerzeugnisse
DE59704123D1 (de) † 1997-06-03 2001-08-30 Ipsen Int Gmbh Verfahren zur Aufkohlung metallischer Werkstücke in einem Vakuum-Ofen
DE10118494C2 (de) * 2001-04-04 2003-12-11 Aichelin Gesmbh Moedling Verfahren zur Niederdruck-Carbonitrierung von Stahlteilen
JP5428031B2 (ja) * 2001-06-05 2014-02-26 Ｄｏｗａサーモテック株式会社 浸炭処理方法及びその装置
US7276204B2 (en) * 2001-06-05 2007-10-02 Dowa Thermotech Co., Ltd. Carburization treatment method and carburization treatment apparatus
DE10232432A1 (de) * 2002-07-17 2004-01-29 Linde Ag Verfahren und Vorrichtung zum Unterdruckaufkohlen
US7195177B2 (en) * 2003-06-18 2007-03-27 Raytheon Company Method and apparatus for humidity control within a housing
EP2541179A3 (en) * 2005-11-23 2014-09-24 Surface Combustion, Inc. Gas generator for an atmospheric furnace for treating one or more articles
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
EP2462253B1 (en) 2009-08-07 2021-04-07 Swagelok Company Low temperature carburization under soft vacuum
JP5683416B2 (ja) * 2011-08-31 2015-03-11 株式会社Ihi 真空加熱炉の絶縁抵抗改善方法
WO2013109415A1 (en) 2012-01-20 2013-07-25 Swagelok Company Concurrent flow of activating gas in low temperature carburization
PL422596A1 (pl) * 2017-08-21 2019-02-25 Seco/Warwick Spółka Akcyjna Sposób nawęglania podciśnieniowego (LPC) elementów wykonanych ze stopów żelaza i innych metali
CN111534784B (zh) * 2020-05-21 2022-05-27 湖南特科能热处理有限公司 一种低碳合金钢的真空渗碳工艺
AT524143B1 (de) * 2020-09-10 2022-12-15 Miba Sinter Austria Gmbh Verfahren zur Härtung eines Sinterbauteils

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA692161A (en) * 1964-08-11 N. Ipsen Harold Method of heat treating metal parts
US1768317A (en) * 1929-03-30 1930-06-24 Peoples Gas By Products Corp Process of carburizing iron or steel
US2565360A (en) * 1947-12-15 1951-08-21 Leon G Dufilho Method for nitriding
GB801463A (en) * 1954-08-11 1958-09-17 Steirische Gussstahlwerke Process for annealing steel in a vacuum
US3202553A (en) * 1960-12-19 1965-08-24 Greene Ben Methods of heat treating articles
US3168607A (en) * 1960-12-28 1965-02-02 Greene Ben Methods of heat treating articles
DE1533964B2 (de) * 1967-03-23 1975-11-13 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Ofen zur Oberflächenbehandlung von Werkstücken in Schutz- oder Trägergas
US3620518A (en) * 1967-03-23 1971-11-16 Degussa Process and device for the treatment of surfaces of workpieces in an annealing furnace
FR1555588A (ru) * 1967-08-01 1969-01-31

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040023A1 (en) * 1980-05-02 1981-11-18 Air Products And Chemicals, Inc. Gas carburizing

Also Published As

Publication number Publication date
USRE29881E (en) 1979-01-16
DE2216688B2 (de) 1978-04-27
IL38822A0 (en) 1972-04-27
US3796615A (en) 1974-03-12
IT959314B (it) 1973-11-10
DE2216688A1 (de) 1973-01-11
CA969841A (en) 1975-06-24
SE383001B (sv) 1976-02-23
DE2216688C3 (de) 1984-03-22
JPS5129703B1 (ru) 1976-08-27
CS168596B2 (ru) 1976-06-29
IL38822A (en) 1975-07-28
SU663316A3 (ru) 1979-05-15
ES404017A1 (es) 1975-11-16
FR2154398A1 (ru) 1973-05-11
FR2154398B1 (ru) 1975-10-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years