Main > WATCH > Ceramics > Zirconia. > Co.: CH. A > Patent > Claims Etc > Claim 1: Sintered Zirconia Article > with Metallic Appearance Comprise > Previously Sintered Article Heated > at > 800C Time=20-180 min.; in > H2-Contg Plasma. Claim 4:

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H2-Contg Plasma. Claim 4:'s subsections
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