IT977241B - Procedimento per la cementazione di pezzi - Google Patents

Procedimento per la cementazione di pezzi

Info

Publication number
IT977241B
IT977241B IT48112/73A IT4811273A IT977241B IT 977241 B IT977241 B IT 977241B IT 48112/73 A IT48112/73 A IT 48112/73A IT 4811273 A IT4811273 A IT 4811273A IT 977241 B IT977241 B IT 977241B
Authority
IT
Italy
Prior art keywords
cementation
pieces
procedure
Prior art date
Application number
IT48112/73A
Other languages
English (en)
Original Assignee
Daimler Benz Ag
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
Priority claimed from DE19722207148 external-priority patent/DE2207148C3/de
Application filed by Daimler Benz Ag filed Critical Daimler Benz Ag
Application granted granted Critical
Publication of IT977241B publication Critical patent/IT977241B/it

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
    • C23C8/04—Treatment of selected surface areas, e.g. using masks

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Gears, Cams (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Heat Treatment Of Articles (AREA)
IT48112/73A 1972-02-16 1973-02-07 Procedimento per la cementazione di pezzi IT977241B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722207148 DE2207148C3 (de) 1972-02-16 Abdeckkörper zum Schutz bestimmter Werkstückbereiche vor zu hoher Einsatzhärtungstiefe

Publications (1)

Publication Number Publication Date
IT977241B true IT977241B (it) 1974-09-10

Family

ID=5836058

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48112/73A IT977241B (it) 1972-02-16 1973-02-07 Procedimento per la cementazione di pezzi

Country Status (4)

Country Link
US (1) US3873376A (it)
FR (1) FR2172261B1 (it)
GB (1) GB1365841A (it)
IT (1) IT977241B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2652386A1 (de) * 1976-11-15 1978-07-27 Mannesmann Ag Verfahren zum haerten eines zahnrades
US4165243A (en) * 1978-05-31 1979-08-21 Federal-Mogul Corporation Method of making selectively carburized forged powder metal parts
FR2436282A1 (fr) * 1978-09-18 1980-04-11 Glaenzer Spicer Sa Tulipe perfectionnee pour joint a tripode et procede pour sa fabrication
DE2851983B2 (de) * 1978-12-01 1980-11-06 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zum Aufkohlen von Hohlkörpern, insbesondere von Düsen
US4664722A (en) * 1985-10-24 1987-05-12 Hughes Tool Company-Usa Method for protecting from hardening a selected region of a steel structure
US6074481A (en) * 1997-05-02 2000-06-13 Sikorsky Aircraft Corporation Masking tool for manufacturing precision gears
SE509941C2 (sv) * 1997-09-10 1999-03-29 Sandvik Ab Metod för att maskera borrelement vid termokemisk ytbehandling samt borrelement för slående borrning
FR2801905B1 (fr) * 1999-12-03 2002-02-01 Air Liquide Procede et installation de traitement de surface selectif
AU2178901A (en) * 1999-12-01 2001-06-12 L'air Liquide, Societe Anonyme A Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Method and installation for selective surface treatment
DE10038447C1 (de) * 2000-08-07 2002-07-11 Durferrit Gmbh Abdeckmassen für das partielle Aufkohlen von metallischen Bauteilen
DE10107810A1 (de) * 2001-02-20 2002-09-05 Bosch Gmbh Robert Vorrichtung zum partiellen Aufkohlen von Bauteilen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1072660A (en) * 1911-05-17 1913-09-09 Albert F Shore Case-hardening of steel.
US2520334A (en) * 1947-09-11 1950-08-29 Borg Warner Method of selective carburization
US3255005A (en) * 1962-06-29 1966-06-07 Tung Sol Electric Inc Masking process for semiconductor elements
US3578470A (en) * 1968-11-12 1971-05-11 Dov Bahat Bao-al2o3-sio2 glass-ceramic materials

Also Published As

Publication number Publication date
FR2172261A1 (it) 1973-09-28
US3873376A (en) 1975-03-25
FR2172261B1 (it) 1976-05-14
DE2207148B2 (de) 1975-10-16
GB1365841A (en) 1974-09-04
DE2207148A1 (de) 1973-08-30

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