US PATENT SUBCLASS 75 / 10.19
.~.~ Plasma

Current as of: June, 1999
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75 /   HD   SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES

330  DF  PROCESSES {9}
10.1  DF  .~ Electrothermic processes (e.g., microwave, induction, resistance, electric arc, plasma, etc.) {17}
10.19.~.~ Plasma {3}
10.2  DF  .~.~.~> Influenced by magnetic field
10.21  DF  .~.~.~> Producing or treating Aluminum(Al) or Aluminum alloy
10.22  DF  .~.~.~> Producing or treating Iron(Fe) or Iron alloy

DEFINITION

Classification: 75/10.19

Plasma:

(under subclass 10.1) Processes wherein a wholly or partially charged mixture of gaseous ions and electrons (i.e., plasma is the source of thermal energy.