CA945048A - Method of hardening the surface of workpieces made of iron and steel - Google Patents

Method of hardening the surface of workpieces made of iron and steel

Info

Publication number
CA945048A
CA945048A CA122,206A CA122206A CA945048A CA 945048 A CA945048 A CA 945048A CA 122206 A CA122206 A CA 122206A CA 945048 A CA945048 A CA 945048A
Authority
CA
Canada
Prior art keywords
hardening
iron
steel
workpieces made
workpieces
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
CA122,206A
Other versions
CA122206S (en
Inventor
Klaus Keller
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.)
Elektrophysikalische Anstalt Bernhard Berghaus
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 Bernhard Berghaus
Application granted granted Critical
Publication of CA945048A publication Critical patent/CA945048A/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
    • C23C8/36—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
CA122,206A 1970-09-08 1971-09-07 Method of hardening the surface of workpieces made of iron and steel Expired CA945048A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA945048A true CA945048A (en) 1974-04-09

Family

ID=4391800

Family Applications (1)

Application Number Title Priority Date Filing Date
CA122,206A Expired CA945048A (en) 1970-09-08 1971-09-07 Method of hardening the surface of workpieces made of iron and steel

Country Status (10)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60153456A (en) * 1984-01-23 1985-08-12 Nippon Piston Ring Co Ltd Steel piston ring
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 (en) * 1998-09-10 2003-05-14 MMS Marine Motor Service Method of hardening piston crowns and piston crown

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL91406C (en) * 1950-08-03
US3536602A (en) * 1967-01-27 1970-10-27 Gen Electric Glow inhibiting method for glow discharge apparatus

Also Published As

Publication number Publication date
FR2106363B1 (en) 1974-03-29
GB1367687A (en) 1974-09-18
DE2144238A1 (en) 1972-03-16
CH545859A (en) 1974-02-15
DE2144238C3 (en) 1975-09-04
BE772299A (en) 1972-03-16
AT320707B (en) 1975-02-25
LU63856A1 (en) 1973-03-09
FR2106363A1 (en) 1972-05-05
DE2144238B2 (en) 1975-01-16
NL7112384A (en) 1972-03-10
SE370553B (en) 1974-10-21

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