US PATENT SUBCLASS 508 / 541
.~ Organic selenium or tellurium 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}
541.~ Organic selenium or tellurium compound

DEFINITION

Classification: 508/541

Organic selenium or tellurium compound:

(under subclass 110) Compositions which contain a compound wherein selenium or tellurium is attached directly or indirectly by nonionic bonding to carbon of an organic compound.

(1) Note. See Notes to the Class Definition for the definition of an organic compound.

(2) Note. Examples of components provided for herein are C2H5[end subscrpt]-Se-C2H5[end subscrpt] and C12H25[end subscrpt]-Te-C12H25 .[end subscrpt]