US PATENT SUBCLASS 75 / 10.58
.~.~.~.~ Calcium oxide (e.g., lime, calx, etc.)

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}
10.46  DF  .~.~ Adding solid treating agent, slag or flux {6}
10.54  DF  .~.~.~ Alkali metal, Alkaline earth metal, or compound thereof {4}
10.58.~.~.~.~ Calcium oxide (e.g., lime, calx, etc.)

DEFINITION

Classification: 75/10.58

Calcium oxide (e.g., lime, calx, etc.):

(under subclass 10.54) Process wherein a Calcium oxide (e.g., lime, calx, etc.) is the Alkaline earth metal compound.