Chemistry: electrical and wave energy – Processes and products – Vacuum arc discharge coating
Reexamination Certificate
2011-05-17
2011-05-17
McDonald, Rodney G (Department: 1724)
Chemistry: electrical and wave energy
Processes and products
Vacuum arc discharge coating
C204S298410
Reexamination Certificate
active
07943017
ABSTRACT:
A vacuum process system for surface-treating work pieces uses an arc evaporation source. The system has a first electrode connected to a DC power source and a second electrode, disposed separately from the arc evaporation source. The two electrodes are operated while being connected to a single pulsed power supply.
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patent: 3836451 (1974-09-01), Snaper
patent: 4645895 (1987-02-01), Boxman et al.
patent: 4877505 (1989-10-01), Bergmann
patent: 5948224 (1999-09-01), Signer et al.
patent: 0 666 335 (1995-08-01), None
patent: 01-042574 (1989-02-01), None
Machine Translation of EP 0 666 335 A1 dated Aug. 1995.
Derflinger Volker
Lendi Daniel
Ramm Jürgen
Reiter Andreas
Widrig Beno
McDonald Rodney G
Natoro, Michalos & Zaccaria P.C.
Oerlikon Trading AG, Trubbach
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