US PATENT SUBCLASS 419 / 50
.~.~ Hot rolling

Current as of: June, 1999
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419 /   HD   POWDER METALLURGY PROCESSES

1  DF  POWDER METALLURGY PROCESSES WITH HEATING OR SINTERING {16}
48  DF  .~ Heat and pressure simultaneously to effect sintering {4}
50.~.~ Hot rolling

DEFINITION

Classification: 419/50

Hot rolling:

(under subclass 48) Processes in which the pressure is applied by a generally cylindrical member, the roller, moving across the surface of the powder while revolving about an axis or repeatedly turning over.