US PATENT SUBCLASS 508 / 125
.~.~ With boron compound or elemental sulfur

Current as of: June, 1999
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508 /   HD   SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS

110  DF  LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53}
113  DF  .~ Graphite, coal, or elemental carbon {10}
125.~.~ With boron compound or elemental sulfur

DEFINITION

Classification: 508/125

With boron compound or elemental sulfur:

(under subclass 113) Compositions which contain, in addition to the graphite, coal, or elemental carbon, a boron compound or elemental sulfur.