BE772299A - Procede pour durcir la surface de pieces en fer et en acier - Google Patents

Procede pour durcir la surface de pieces en fer et en acier

Info

Publication number
BE772299A
BE772299A BE772299A BE772299A BE772299A BE 772299 A BE772299 A BE 772299A BE 772299 A BE772299 A BE 772299A BE 772299 A BE772299 A BE 772299A BE 772299 A BE772299 A BE 772299A
Authority
BE
Belgium
Prior art keywords
hardening
iron
steel parts
steel
parts
Prior art date
Application number
BE772299A
Other languages
English (en)
French (fr)
Inventor
K Keller
Original Assignee
Elektrophysikalische Anstalt
Bernhard Berghaus
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 Elektrophysikalische Anstalt, Bernhard Berghaus filed Critical Elektrophysikalische Anstalt
Publication of BE772299A publication Critical patent/BE772299A/xx

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
    • C23C8/36—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 using ionised gases, e.g. ionitriding
    • C23C8/38—Treatment 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)
BE772299A 1970-09-08 1971-09-07 Procede pour durcir la surface de pieces en fer et en acier BE772299A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1336670 1970-09-08

Publications (1)

Publication Number Publication Date
BE772299A true BE772299A (fr) 1972-03-16

Family

ID=4391800

Family Applications (1)

Application Number Title Priority Date Filing Date
BE772299A BE772299A (fr) 1970-09-08 1971-09-07 Procede pour durcir la surface de pieces en fer et en acier

Country Status (10)

Country Link
AT (1) AT320707B (de)
BE (1) BE772299A (de)
CA (1) CA945048A (de)
CH (1) CH545859A (de)
DE (1) DE2144238C3 (de)
FR (1) FR2106363B1 (de)
GB (1) GB1367687A (de)
LU (1) LU63856A1 (de)
NL (1) NL7112384A (de)
SE (1) SE370553B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60153456A (ja) * 1984-01-23 1985-08-12 Nippon Piston Ring Co Ltd 鋼製ピストンリング
GB8625912D0 (en) * 1986-10-29 1986-12-03 Electricity Council Thermochemical treatment
US5868878A (en) * 1993-08-27 1999-02-09 Hughes Electronics Corporation Heat treatment by plasma electron heating and solid/gas jet cooling
EP0985739B1 (de) * 1998-09-10 2003-05-14 MMS Marine Motor Service Verfahren zum Härten von Kolbenkronen und Kolbenkrone

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL163085B (nl) * 1950-08-03 Siemens Ag Schakelinrichting voor het overdragen van berichten over een uit verscheidene parallel geschakelde lijnen bestaande overdrachtsweg.
US3536602A (en) * 1967-01-27 1970-10-27 Gen Electric Glow inhibiting method for glow discharge apparatus

Also Published As

Publication number Publication date
NL7112384A (de) 1972-03-10
FR2106363B1 (de) 1974-03-29
FR2106363A1 (de) 1972-05-05
DE2144238C3 (de) 1975-09-04
LU63856A1 (de) 1973-03-09
GB1367687A (en) 1974-09-18
DE2144238B2 (de) 1975-01-16
CH545859A (de) 1974-02-15
CA945048A (en) 1974-04-09
AT320707B (de) 1975-02-25
SE370553B (de) 1974-10-21
DE2144238A1 (de) 1972-03-16

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