| 508 / | HD | SOLID ANTI-FRICTION DEVICES, MATERIALS THEREFOR, LUBRICANT OR SEPARATE COMPOSITIONS FOR MOVING SOLID SURFACES, AND MISCELLANEOUS MINERAL OIL COMPOSITIONS |
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| 110 | DF | LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.) {53} |
| 459 | DF | .~ Organic -C(=O)O- compound {19} |
| 463 | DF | .~.~ Specified compound wherein the single bonded oxygen is bonded oxygen is bonded directly to an additional carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon (i.e., specified carboxylic acid ester) {6} |
| 465 | DF | .~.~.~ Plural -C(=O)O- groups attached directly or indirectly to each other by nonionic bonding (e.g., estolides of hydroxy carboxylic acids, etc.) {8} |
| 476 |  | .~.~.~.~ Nitrogen attached indirectly to the -C(=O)O- groups by nonionic bonding {1} |
| 477 | DF | .~.~.~.~.~> Benzene ring, chalcogen, or -C(=X)-, wherein X is chalcogen, attached directly to the nitrogen by nonionic bonding |