Section of cone showing how speed and surface friction alter the nature of the deposit Section of cone showing how speed and surface friction alter the nature of the deposit
Framed diagram illustrating the Cowper-Coles centrifugal copper depositing process Cowper-Coles process specimens
Copper strip made by the weak line of cleavage process Copper strip made by the weak line of cleavage process
Piece of copper sheet with weak lines of cleavage for wire making Piece of copper sheet with weak lines of cleavage for wire making
Thin copper sheet produced at high current density in a few minutes Thin copper sheet produced at high current density in a few minutes
Copper sheet produced direct from low grade copper Copper sheet produced direct from low grade copper