Method for plasma carburization of metal workpieces

Details Method for plasma carburization of metal workpieces Method for plasma carburization of metal workpieces

1996-12-13

1998-12-22

Yee, Deborah

Metal treatment

Process of modifying or maintaining internal physical...

Carburizing or nitriding using externally supplied carbon or...

C23C 820

Patent

active

058513140

ABSTRACT:
A method for plasma carburization of metal workpieces in a furnace includes the step of introducing a mixture of propane and methane into the furnace atmosphere. The propane and methane mixture is cleaved under process conditions of plasma carburization to release pure carbon into the furnace atmosphere.

REFERENCES:
patent: 5383980 (1995-01-01), Melber et al.
patent: 5558725 (1996-09-01), Schatbaum et al.
Chemical Abstracts, vol. 102, No. 26, 1 Jul. 1985.
Urs Wyss; Aspekte des Unterdruck-und Plasmaaufkohlens pp. 103-111, 1994.

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