114 



BELL SYSTEM TECHNICAL JOURNAL 



between the No. 2 machines, anneahng and inspection. This layout, 

 Fig. 20, of the equipment mais.es possible quick and easy transfer of material 



COPPER BEARING COMPOUND 

 FROM WIRE- DRAWING 

 MACHINES 



COMPRESSED 

 AIR 



I THERMOSTAT 

 I CONTROL 



pr-P-, , I n, \ I ENCLOSED 



REINFORCED 



STEEL TANK 



■jV.) HEAT EXCHANGER FOR 

 r/.HEATINGOR COOLING 

 CLEAN COMPOUND 



■ CLEAN WARM COMPOUND 

 TO WIRE-DRAWING MACHINES 



STEAM i "■^■^- — /PUMP 



Fig. 19 — Sectional sketch of compound system 



EXTERNALLY- 

 OPERATED 

 SUCTION VALVE 



Fig. 20— First floor laj'out of wire mill 



