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FI954840L - Method for nitriding metal powder - Google Patents

Method for nitriding metal powder Download PDF

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Publication number
FI954840L
FI954840L FI954840A FI954840A FI954840L FI 954840 L FI954840 L FI 954840L FI 954840 A FI954840 A FI 954840A FI 954840 A FI954840 A FI 954840A FI 954840 L FI954840 L FI 954840L
Authority
FI
Finland
Prior art keywords
metal powder
nitriding metal
nitriding
nitrified
nitrifying
Prior art date
Application number
FI954840A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI954840A0 (en
FI104566B (en
Inventor
Jouko Virta
Simo-Pekka Hannula
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI954840A priority Critical patent/FI104566B/en
Publication of FI954840A0 publication Critical patent/FI954840A0/en
Publication of FI954840L publication Critical patent/FI954840L/en
Application granted granted Critical
Publication of FI104566B publication Critical patent/FI104566B/en

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  • Powder Metallurgy (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Abstract

A process for nitrifying a metal powder, in which the metal powder is nitrified with ammonia gas in a fluidized bed at a temperature of 400-750 degree C.
FI954840A 1995-10-11 1995-10-11 Process for alloying a metal powder with nitrogen FI104566B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI954840A FI104566B (en) 1995-10-11 1995-10-11 Process for alloying a metal powder with nitrogen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI954840A FI104566B (en) 1995-10-11 1995-10-11 Process for alloying a metal powder with nitrogen
FI954840 1995-10-11

Publications (3)

Publication Number Publication Date
FI954840A0 FI954840A0 (en) 1995-10-11
FI954840L true FI954840L (en) 1997-04-12
FI104566B FI104566B (en) 2000-02-29

Family

ID=8544172

Family Applications (1)

Application Number Title Priority Date Filing Date
FI954840A FI104566B (en) 1995-10-11 1995-10-11 Process for alloying a metal powder with nitrogen

Country Status (1)

Country Link
FI (1) FI104566B (en)

Also Published As

Publication number Publication date
FI954840A0 (en) 1995-10-11
FI104566B (en) 2000-02-29

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Legal Events

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FC Application refused
MA Patent expired