US PATENT SUBCLASS 508 / 382
.~ Heavy metal or aluminum bonded directly to carbon

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}
382.~ Heavy metal or aluminum bonded directly to carbon {2}
383  DF  .~.~> The heavy metal or aluminum is bonded directly to carbonyl, or is double bonded directly to chalcogen
384  DF  .~.~> The heavy metal or aluminum is directly bonded only to carbon

DEFINITION

Classification: 508/382

Heavy metal or aluminum bonded directly to carbon:

(under subclass 110) Compositions wherein carbon is bonded directly to heavy metal or to aluminum.

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

(2) Note. Heavy metals are those whose specific gravity is greater than 4.0.

(3) Note. An example of a component provided for herein is (CH3)3[end subscrpt]Sn-Sn(C6H5[end subscrpt])3