Chapter II: Part V: Lime-Roasting of Galena

THE HUNTINGTON-HEBERLEIN PROCESS 113

LIME-ROASTING OF GALENA (EDITORIAL) 114

THE NEW METHODS OF DESULPHURIZING GALENA (W. BORCHERS) 116

LIME-ROASTING OF GALENA (W. MAYNARD HUTCHINGS) 126

THEORETICAL ASPECTS OF LEAD-ORE ROASTING (C. GUILLEMAIN) 133

METALLURGICAL BEHAVIOR OF LEAD SULPHIDE AND CALCIUM SULPHATE
(F. O. DOELTZ) 139

THE HUNTINGTON-HEBERLEIN PROCESS (DONALD CLARK) 144

THE HUNTINGTON-HEBERLEIN PROCESS AT FRIEDRICHSHÜTTE (A.
BIERNBAUM) 148

THE HUNTINGTON-HEBERLEIN PROCESS FROM THE HYGIENIC STANDPOINT
(A. BIERNBAUM) 160

THE HUNTINGTON-HEBERLEIN PROCESS (THOMAS HUNTINGTON AND
FERDINAND HEBERLEIN) 167

MAKING SULPHURIC ACID AT BROKEN HILL (EDITORIAL) 174

THE CARMICHAEL-BRADFORD PROCESS (DONALD CLARK) 175

THE CARMICHAEL-BRADFORD PROCESS (WALTER RENTON INGALLS) 177

THE SAVELSBERG PROCESS (WALTER RENTON INGALLS) 186

LIME-ROASTING OF GALENA (WALTER RENTON INGALLS) 193

PART VI

OTHER METHODS OF SMELTING

THE BORMETTES METHOD OF LEAD AND COPPER SMELTING (ALFREDO
LOTTI) 215

THE GERMOT PROCESS (WALTER RENTON INGALLS) 224

PART VII

DUST AND FUME RECOVERY

FLUES, CHAMBERS AND BAG-HOUSES

DUST CHAMBER DESIGN (MAX J. WELCH) 229

CONCRETE IN METALLURGICAL CONSTRUCTION (HENRY W. EDWARDS) 234

CONCRETE FLUES (EDWIN H. MESSITER) 240

CONCRETE FLUES (FRANCIS T. HAVARD) 242

BAG-HOUSES FOR SAVING FUME (WALTER RENTON INGALLS) 244

PART VIII

BLOWERS AND BLOWING ENGINES

ROTARY BLOWERS VS. BLOWING ENGINES FOR LEAD SMELTING (EDITORIAL) 251

ROTARY BLOWERS VS. BLOWING ENGINES (J. PARKE CHANNING) 254

BLOWERS AND BLOWING ENGINES FOR LEAD AND COPPER SMELTING
(HIRAM W. HIXON) 256

BLOWING ENGINES AND ROTARY BLOWERS (S. E. BRETHERTON) 258

PART IX

LEAD REFINING

THE REFINING OF LEAD BULLION (F. L. PIDDINGTON) 263

THE ELECTROLYTIC REFINING OF BASE LEAD BULLION (TITUS ULKE) 270

ELECTROLYTIC LEAD REFINING (ANSON G. BETTS) 274