C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
31/161, 32/24
C23C 14/26 (2006.01) C04B 35/58 (2006.01)
Patent
CA 1129637
D-20,231 ELECTRICALLY CONDUCTIVE BOAT FOR VACUUM EVAPORATION OF METALS ABSTRACT An electrically conductive boat for the vacuum evaporation of metals comprises a refractory composition consisting essentially of a conductor of titanium diboride and/or zirconium diboride, a coconductor of silicon carbide and an insulator of boron nitride.
326931
Mcdonough Thomas B.
Parent Edward D.
Gte Sylvania Incorporated
R. William Wray & Associates
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