EP0233574A3 - Method for controlling the oxygen content in agglomerated molybdenum powder - Google Patents

Method for controlling the oxygen content in agglomerated molybdenum powder Download PDF

Info

Publication number
EP0233574A3
EP0233574A3 EP87101816A EP87101816A EP0233574A3 EP 0233574 A3 EP0233574 A3 EP 0233574A3 EP 87101816 A EP87101816 A EP 87101816A EP 87101816 A EP87101816 A EP 87101816A EP 0233574 A3 EP0233574 A3 EP 0233574A3
Authority
EP
European Patent Office
Prior art keywords
controlling
oxygen content
molybdenum powder
agglomerated
agglomerated molybdenum
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.)
Granted
Application number
EP87101816A
Other versions
EP0233574A2 (en
EP0233574B1 (en
Inventor
Joseph E. Ritsko
David J. Port
David L. Houck
Frank D. Kenney
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.)
Osram Sylvania Inc
Original Assignee
GTE Products 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
Priority claimed from US06/831,201 external-priority patent/US4624700A/en
Priority claimed from US06/831,200 external-priority patent/US4684400A/en
Application filed by GTE Products Corp filed Critical GTE Products Corp
Publication of EP0233574A2 publication Critical patent/EP0233574A2/en
Publication of EP0233574A3 publication Critical patent/EP0233574A3/en
Application granted granted Critical
Publication of EP0233574B1 publication Critical patent/EP0233574B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • 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
    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • 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
    • C23C8/08—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 only one element being applied
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Catalysts (AREA)
EP87101816A 1986-02-12 1987-02-10 Method for controlling the oxygen content in agglomerated molybdenum powder Expired - Lifetime EP0233574B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US82880186A 1986-02-12 1986-02-12
US828801 1986-02-12
US831201 1986-02-20
US06/831,201 US4624700A (en) 1986-02-20 1986-02-20 Method for controlling the oxygen content in agglomerated molybdenum powders
US831200 1986-02-20
US06/831,200 US4684400A (en) 1986-02-20 1986-02-20 Method for controlling the oxygen content in agglomerated molybdenum powders

Publications (3)

Publication Number Publication Date
EP0233574A2 EP0233574A2 (en) 1987-08-26
EP0233574A3 true EP0233574A3 (en) 1989-07-26
EP0233574B1 EP0233574B1 (en) 1993-05-12

Family

ID=27420205

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87101816A Expired - Lifetime EP0233574B1 (en) 1986-02-12 1987-02-10 Method for controlling the oxygen content in agglomerated molybdenum powder

Country Status (2)

Country Link
EP (1) EP0233574B1 (en)
DE (2) DE3785775T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3837782A1 (en) * 1988-11-08 1990-05-10 Starck Hermann C Fa OXYGENOUS MOLYBDAEN METAL POWDER AND METHOD FOR THE PRODUCTION THEREOF
DE3842263C1 (en) * 1988-12-15 1990-06-13 Linde Ag, 6200 Wiesbaden, De

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB823407A (en) * 1956-07-25 1959-11-11 Hartmetllwerk Immelborn Veb Improvements in or relating to the production of metal powders
DE1071348B (en) * 1959-12-17
DE2312810A1 (en) * 1973-03-15 1974-09-19 Goetzewerke ALLOY OR POWDER MIXTURE FOR THE PRODUCTION OF WEAR-RESISTANT LAYERS BY DEPOSIT WELDING
US3909241A (en) * 1973-12-17 1975-09-30 Gte Sylvania Inc Process for producing free flowing powder and product
DE2433814A1 (en) * 1974-07-13 1976-01-22 Goetzewerke Wear resistant coating prodn - of molybdenum alloy produced by plasma spraying
US4146388A (en) * 1977-12-08 1979-03-27 Gte Sylvania Incorporated Molybdenum plasma spray powder, process for producing said powder, and coatings made therefrom

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1071348B (en) * 1959-12-17
GB823407A (en) * 1956-07-25 1959-11-11 Hartmetllwerk Immelborn Veb Improvements in or relating to the production of metal powders
DE2312810A1 (en) * 1973-03-15 1974-09-19 Goetzewerke ALLOY OR POWDER MIXTURE FOR THE PRODUCTION OF WEAR-RESISTANT LAYERS BY DEPOSIT WELDING
US3909241A (en) * 1973-12-17 1975-09-30 Gte Sylvania Inc Process for producing free flowing powder and product
DE2433814A1 (en) * 1974-07-13 1976-01-22 Goetzewerke Wear resistant coating prodn - of molybdenum alloy produced by plasma spraying
US4146388A (en) * 1977-12-08 1979-03-27 Gte Sylvania Incorporated Molybdenum plasma spray powder, process for producing said powder, and coatings made therefrom

Also Published As

Publication number Publication date
DE3785775T2 (en) 1993-08-12
EP0233574A2 (en) 1987-08-26
DE3785775D1 (en) 1993-06-17
EP0233574B1 (en) 1993-05-12
DE233574T1 (en) 1987-12-17

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