DE3170867D1 - Method of case-hardening metallic pieces - Google Patents

Method of case-hardening metallic pieces

Info

Publication number
DE3170867D1
DE3170867D1 DE8181108035T DE3170867T DE3170867D1 DE 3170867 D1 DE3170867 D1 DE 3170867D1 DE 8181108035 T DE8181108035 T DE 8181108035T DE 3170867 T DE3170867 T DE 3170867T DE 3170867 D1 DE3170867 D1 DE 3170867D1
Authority
DE
Germany
Prior art keywords
case
metallic pieces
hardening metallic
hardening
pieces
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
DE8181108035T
Other languages
English (en)
Inventor
Karlheinz Langerich
Rudiger Dr Conrad
Wolfgang Dr Danzer
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.)
Linde GmbH
Original Assignee
Linde GmbH
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 Linde GmbH filed Critical Linde GmbH
Priority to DE8181108035T priority Critical patent/DE3170867D1/de
Application granted granted Critical
Publication of DE3170867D1 publication Critical patent/DE3170867D1/de
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
    • 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

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)
  • Threshing Machine Elements (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Making Paper Articles (AREA)
DE8181108035T 1980-10-08 1981-10-07 Method of case-hardening metallic pieces Expired DE3170867D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8181108035T DE3170867D1 (en) 1980-10-08 1981-10-07 Method of case-hardening metallic pieces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803038082 DE3038082A1 (de) 1980-10-08 1980-10-08 Verfahren zum einsatzhaerten metallischer werkstuecke
DE8181108035T DE3170867D1 (en) 1980-10-08 1981-10-07 Method of case-hardening metallic pieces

Publications (1)

Publication Number Publication Date
DE3170867D1 true DE3170867D1 (en) 1985-07-11

Family

ID=6113954

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19803038082 Withdrawn DE3038082A1 (de) 1980-10-08 1980-10-08 Verfahren zum einsatzhaerten metallischer werkstuecke
DE8181108035T Expired DE3170867D1 (en) 1980-10-08 1981-10-07 Method of case-hardening metallic pieces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19803038082 Withdrawn DE3038082A1 (de) 1980-10-08 1980-10-08 Verfahren zum einsatzhaerten metallischer werkstuecke

Country Status (9)

Country Link
EP (1) EP0049531B1 (de)
AT (1) ATA539780A (de)
AU (1) AU542462B2 (de)
BR (1) BR8102151A (de)
DE (2) DE3038082A1 (de)
DK (1) DK433081A (de)
ES (1) ES505892A0 (de)
NO (1) NO813284L (de)
ZA (1) ZA812499B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3146042A1 (de) * 1981-11-20 1983-05-26 Linde Ag, 6200 Wiesbaden Verfahren zum einsatzhaerten metallischer werkstuecke
FR2586259B1 (fr) * 1985-08-14 1987-10-30 Air Liquide Procede de cementation rapide dans un four continu

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE618026C (de) * 1932-08-28 1935-08-30 Ewald Hanus Verfahren zum Zementieren von Eisen und Stahl
FR835931A (fr) * 1938-03-30 1939-01-05 Procédé pour la cémentation gazeuse de pièces en acier
DE1041067B (de) * 1955-12-06 1958-10-16 Elino Ind Ofenbau Carl Hanf & Verfahren zum Aufkohlen, Nitrieren oder Karbonitrieren von Stahlteilen
DE2624828C2 (de) * 1976-06-03 1985-08-14 Alco Standard Corp., Valley Forge Verfahren und Ofen zur Durchführung einer Wärmebehandlung von Werkstücken
DE2851982A1 (de) * 1978-12-01 1980-06-12 Degussa Verfahren zum steuern von aufkohlungsprozessen im unterdruckbereich

Also Published As

Publication number Publication date
DK433081A (da) 1982-04-09
ES8206641A1 (es) 1982-09-01
EP0049531B1 (de) 1985-06-05
ES505892A0 (es) 1982-09-01
AU6915581A (en) 1982-04-22
DE3038082A1 (de) 1982-05-06
NO813284L (no) 1982-04-13
BR8102151A (pt) 1982-08-17
ATA539780A (de) 1982-04-15
EP0049531A1 (de) 1982-04-14
AU542462B2 (en) 1985-02-21
ZA812499B (en) 1982-04-28

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee