EP 0812929 B1 20000105 - Process of nitriding and/or carbonitriding metallic workpieces
Title (en)
Process of nitriding and/or carbonitriding metallic workpieces
Title (de)
Verfahren zum Nitrieren und/oder Nitrocarburieren metallischer Werkstücke
Title (fr)
Procédé pour la nitruration et/ou carbonitruration de pièces métalliques
Publication
Application
Priority
EP 96109451 A 19960613
Abstract (en)
[origin: EP0812929A1] A process for gas nitriding or carbonitriding of an alloy steel workpiece (especially of corrosion resistant steel containing more than 13% Cr), in an ammonia-containing atmosphere, the workpiece is subjected to pre-carburising by supplying a dissociable carbon source, especially an alcohol, into the heated furnace prior to nitriding or carbonitriding.
IPC 1-7
IPC 8 full level
CPC (source: EP)
Designated contracting state (EPC)
AT CH DE ES FR GB IT LI
DOCDB simple family (publication)
EP 0812929 A1 19971217; EP 0812929 B1 20000105; AT E188513 T1 20000115; DE 59604119 D1 20000210; ES 2142519 T3 20000416
DOCDB simple family (application)
EP 96109451 A 19960613; AT 96109451 T 19960613; DE 59604119 T 19960613; ES 96109451 T 19960613