SUBJECT INDEX 
Z 
Zeolitic catalysts, 1096 
Zine, 1002 
alloying properties, 431 
electrolysis, 118 
electrolytic production, 316 
extraction, 109, 219, 428, 975, 
983 
smelting, 118, 428 
Zinc, electrolytic 
corrosion resistance, 1089 
Zine alloys, 194, 635, 913 
welding, 885 
Zine crystals 
thermal etching, 579 
Zine ores, 397 
deposits, 428 
processing, 1084 
Z 
Zine powder 
electrodeposition, 587 
Zine slags 
fuming, 1084 
Zirconium 
determination, 83, 522 
extraction, 361, 522 
purification, 729 
welding, 733 
Zirconium alloys, 729 
Zirconium dioxide, 1072 
Zone=melting apparatus, 151 
Zoology, 151, 169, 186, 292, 523, 
557, 566, 593, 599, 657, 683, 
857, 868, 1016, 1039, 1049, 
1089, 1095, 1119 
