US PATENT SUBCLASS 75 / 10.45
.~.~.~ Noble gas, Nitrogen, or inert gas not otherwise identified

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  DF  .~.~ Adding gaseous treating agent {4}
10.45.~.~.~ Noble gas, Nitrogen, or inert gas not otherwise identified

DEFINITION

Classification: 75/10.45

Noble gas, Nitrogen, or inert gas not otherwise identified:

(under subclass 10.39) Process wherein Argon (Ar), Helium (He), Krypton (Kr), Neon (Ne), Radon (Rn), Xenon (Xe), Nitrogen (N), or an inert gas not otherwise identified is the treating agent.