US PATENT SUBCLASS 508 / 213
.~.~.~.~.~ Heavy metal or aluminum in the organic -C(=O)O-compound

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}
202  DF  .~ Organic compound containing silicon (e.g., silicon esters) {5}
207  DF  .~.~ Carbon or hydrogen bonded directly to the silicon {1}
208  DF  .~.~.~ Two silicons bonded directly to the same chalcogen (e.g., methylphenyl silicon, etc.) {3}
212  DF  .~.~.~.~ With organic -C(=O)O- compound (e.g., lithium 12-hydroxystearate, etc.) {2}
213.~.~.~.~.~ Heavy metal or aluminum in the organic -C(=O)O-compound

DEFINITION

Classification: 508/213

Heavy metal or aluminum in the organic -C(=O)O- compound:

(under subclass 212) Compositions wherein the compound that contains the -C(=O)O- group also contains heavy metal or aluminum.

(1) Note. Arsenic is considered a heavy metal.

(2) Note. Heavy metals are considered to be those having a specific gravity greater than 4.0.