US PATENT SUBCLASS 75 / 10.39
.~.~ Adding gaseous treating agent


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}
10.39.~.~ Adding gaseous treating agent {4}
10.4  DF  .~.~.~> Gas contains gaseous Oxygen {1}
10.43  DF  .~.~.~> Hydrogen or Water vapor
10.44  DF  .~.~.~> Carbon monoxide or Carbon dioxide
10.45  DF  .~.~.~> Noble gas, Nitrogen, or inert gas not otherwise identified


DEFINITION

Classification: 75/10.39

Adding gaseous treating agent:

(under subclass 10.1) Process wherein a gaseous treating agent is injected into or onto, or through the charge or melt.