CH556394A - PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS. - Google Patents

PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS.

Info

Publication number
CH556394A
CH556394A CH1148470A CH1148470A CH556394A CH 556394 A CH556394 A CH 556394A CH 1148470 A CH1148470 A CH 1148470A CH 1148470 A CH1148470 A CH 1148470A CH 556394 A CH556394 A CH 556394A
Authority
CH
Switzerland
Prior art keywords
steels
surface hardening
hard metals
sinter
sinter hard
Prior art date
Application number
CH1148470A
Other languages
German (de)
Original Assignee
Bopp Anton
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 Bopp Anton filed Critical Bopp Anton
Priority to CH1148470A priority Critical patent/CH556394A/en
Priority to GB3469971A priority patent/GB1363764A/en
Priority to US00165948A priority patent/US3770512A/en
Priority to DE19712137244 priority patent/DE2137244A1/en
Priority to FR717127690A priority patent/FR2099641B1/fr
Publication of CH556394A publication Critical patent/CH556394A/en

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
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
    • 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
    • C23C12/00—Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces
    • C23C12/02—Diffusion in one step
    • 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
    • C23C8/60—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 solids, e.g. powders, pastes
    • C23C8/62—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 solids, e.g. powders, pastes only one element being applied
    • C23C8/68—Boronising
    • C23C8/70—Boronising of ferrous surfaces
CH1148470A 1970-07-28 1970-07-28 PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS. CH556394A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1148470A CH556394A (en) 1970-07-28 1970-07-28 PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS.
GB3469971A GB1363764A (en) 1970-07-28 1971-07-23 Method for surface hardening steel and cemented carbides
US00165948A US3770512A (en) 1970-07-28 1971-07-26 Method for surface hardening steel and cemented carbides
DE19712137244 DE2137244A1 (en) 1970-07-28 1971-07-26 Process for surface hardening of steels and cemented carbides
FR717127690A FR2099641B1 (en) 1970-07-28 1971-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1148470A CH556394A (en) 1970-07-28 1970-07-28 PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS.

Publications (1)

Publication Number Publication Date
CH556394A true CH556394A (en) 1974-11-29

Family

ID=4373934

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1148470A CH556394A (en) 1970-07-28 1970-07-28 PROCESS FOR SURFACE HARDENING OF STEELS AND SINTER HARD METALS.

Country Status (5)

Country Link
US (1) US3770512A (en)
CH (1) CH556394A (en)
DE (1) DE2137244A1 (en)
FR (1) FR2099641B1 (en)
GB (1) GB1363764A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19904629A1 (en) * 1999-02-05 2000-08-10 Houghton Durferrit Gmbh Paste borating agent
US6503344B2 (en) 1999-02-05 2003-01-07 Houghton Durferrit Gmbh Boronizing agent in paste form

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE32110E (en) * 1971-05-26 1986-04-15 General Electric Co. Aluminum oxide coated cemented carbide product
CH540990A (en) * 1971-07-07 1973-08-31 Battelle Memorial Institute Method for increasing the wear resistance of the surface of a cutting tool
US3874909A (en) * 1971-12-20 1975-04-01 Toyoda Chuo Kenkyusho Kk Method for forming a carbide layer on the surface of an iron or ferrous alloy article
US3935034A (en) * 1972-01-24 1976-01-27 Howmet Corporation Boron diffusion coating process
AT324796B (en) * 1973-08-07 1975-09-25 Boehler & Co Ag Geb DECARIFICATION PROTECTION OF IRON AND STEEL SURFACES
FR2450286A1 (en) * 1979-02-27 1980-09-26 Armines METHOD AND DEVICE FOR BLOCKING METAL WORKPIECES
FR2466512A1 (en) * 1979-09-28 1981-04-10 Zaets Inna Diffusion coating of ferrous metals - obtd. via powder contg. titanium, chromium, molybdenum, and boron, used to protect chemical plant against corrosion
US4402764A (en) * 1981-03-05 1983-09-06 Turbine Metal Technology, Inc. Method for producing abrasion and erosion resistant articles
US4398968A (en) * 1981-08-28 1983-08-16 Koichiro Koyama Method of boronizing transition metal surfaces
WO1983004293A1 (en) * 1982-05-24 1983-12-08 Clark Eugene V Improvements in mechanical seal structures
US4555326A (en) * 1984-05-17 1985-11-26 Betz Laboratories, Inc. Methods and compositions for boronizing metallic surfaces
JPH07188898A (en) * 1993-12-27 1995-07-25 Parker Netsushiyori Kogyo Kk Solid boronizing method and container therefor
GB2363391B (en) * 1998-07-09 2002-06-12 Sachs Race Eng Gmbh Friction clutch with nickel-chromium alloy spring means and processes associated with making such spring means
US6478887B1 (en) * 1998-12-16 2002-11-12 Smith International, Inc. Boronized wear-resistant materials and methods thereof
CN107201495B (en) * 2017-06-12 2019-11-22 武汉力盾新材料科技有限公司 A kind of high abrasion boride coating fabrication method for hard sealed valve sealing surface

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029162A (en) * 1959-05-21 1962-04-10 Chromalloy Corp Process for the production of metallic borides on the surface of metals
US3286684A (en) * 1962-12-24 1966-11-22 Ling Temco Vought Inc Cementation coating pack
US3622374A (en) * 1969-01-14 1971-11-23 Ritter Praulder Corp Diffusion coating of ferrous articles
US3673005A (en) * 1969-09-18 1972-06-27 Kempten Elektroschmelz Gmbh Process for borating metals,especially steel

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19904629A1 (en) * 1999-02-05 2000-08-10 Houghton Durferrit Gmbh Paste borating agent
US6503344B2 (en) 1999-02-05 2003-01-07 Houghton Durferrit Gmbh Boronizing agent in paste form
DE19904629C2 (en) * 1999-02-05 2003-08-21 Durferrit Gmbh Paste-shaped borating agent, its use and method for producing low-pore Fe¶2¶B-containing boride layers

Also Published As

Publication number Publication date
US3770512A (en) 1973-11-06
FR2099641A1 (en) 1972-03-17
DE2137244A1 (en) 1972-02-03
GB1363764A (en) 1974-08-14
FR2099641B1 (en) 1973-06-29

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Legal Events

Date Code Title Description
PL Patent ceased