EP0147011A3 - Bain de sel sans cyanure et procédé de carburation de métaux et alliages ferreux - Google Patents

Bain de sel sans cyanure et procédé de carburation de métaux et alliages ferreux Download PDF

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Publication number
EP0147011A3
EP0147011A3 EP84306336A EP84306336A EP0147011A3 EP 0147011 A3 EP0147011 A3 EP 0147011A3 EP 84306336 A EP84306336 A EP 84306336A EP 84306336 A EP84306336 A EP 84306336A EP 0147011 A3 EP0147011 A3 EP 0147011A3
Authority
EP
European Patent Office
Prior art keywords
carburization
alloys
salt bath
ferrous metals
mixture
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.)
Withdrawn
Application number
EP84306336A
Other languages
German (de)
English (en)
Other versions
EP0147011A2 (fr
Inventor
William C. Jones
Kenneth R. Britt
Isaac L. Newell
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.)
Heatbath Corp
Original Assignee
Heatbath Corp
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 Heatbath Corp filed Critical Heatbath Corp
Publication of EP0147011A2 publication Critical patent/EP0147011A2/fr
Publication of EP0147011A3 publication Critical patent/EP0147011A3/fr
Withdrawn legal-status Critical Current

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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
    • C23C8/40—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 liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—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 liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/44—Carburising
    • C23C8/46—Carburising 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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP84306336A 1983-12-28 1984-09-17 Bain de sel sans cyanure et procédé de carburation de métaux et alliages ferreux Withdrawn EP0147011A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US56628883A 1983-12-28 1983-12-28
US566288 1990-08-13

Publications (2)

Publication Number Publication Date
EP0147011A2 EP0147011A2 (fr) 1985-07-03
EP0147011A3 true EP0147011A3 (fr) 1986-03-26

Family

ID=24262267

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84306336A Withdrawn EP0147011A3 (fr) 1983-12-28 1984-09-17 Bain de sel sans cyanure et procédé de carburation de métaux et alliages ferreux

Country Status (3)

Country Link
EP (1) EP0147011A3 (fr)
CA (1) CA1244748A (fr)
ES (1) ES8606522A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6165597A (en) * 1998-08-12 2000-12-26 Swagelok Company Selective case hardening processes at low temperature
US6093303A (en) 1998-08-12 2000-07-25 Swagelok Company Low temperature case hardening processes
US6547888B1 (en) 2000-01-28 2003-04-15 Swagelok Company Modified low temperature case hardening processes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE627008C (de) * 1931-12-13 1936-03-06 Degussa Aus indifferenten Salzen, fein verteilter Kohle und nicht zementierend wirkenden alkalischen Stoffen bestehendes Zementationsbad
US2492803A (en) * 1946-03-23 1949-12-27 Du Pont Carburizing steel articles
FR2156086A1 (en) * 1971-10-06 1973-05-25 Park Chem Co Liquid carburation process - for steel articles

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE627008C (de) * 1931-12-13 1936-03-06 Degussa Aus indifferenten Salzen, fein verteilter Kohle und nicht zementierend wirkenden alkalischen Stoffen bestehendes Zementationsbad
US2492803A (en) * 1946-03-23 1949-12-27 Du Pont Carburizing steel articles
FR2156086A1 (en) * 1971-10-06 1973-05-25 Park Chem Co Liquid carburation process - for steel articles

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 84, 1976, page 176, no. 183033q, Columbus, Ohio, US; K.HOSOKAWA: "Boro-carburizing of iron and steel immersed in a hot bath containing boron carbide and barium oxide" & NIPPON KINZOKU GAKKAISHI 1976, 40(1), 57-61 *
CHEMICAL ABSTRACTS, vol. 90, 1979, no. 26895d, Columbus, Ohio, US; M.WASA et al.: "Liquid carburization in noncyanide bath. Electrolytic carburization" & KOGYO KANETSU 1978, 15(4), 27-34 *

Also Published As

Publication number Publication date
ES8606522A1 (es) 1986-04-01
ES539095A0 (es) 1986-04-01
EP0147011A2 (fr) 1985-07-03
CA1244748A (fr) 1988-11-15

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Inventor name: JONES, WILLIAM C.

Inventor name: BRITT, KENNETH R.

Inventor name: NEWELL, ISAAC L.