US PATENT SUBCLASS 419 / 52
.~.~ Heating by electrical means other than radiant energy

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}
52.~.~ Heating by electrical means other than radiant energy

DEFINITION

Classification: 419/52

Heating by electrical means other than radiant energy:

(under subclass 48) Processes in which the applied heat is produced by any method which employs electrical energy, other than radiant energy.