|  | C |
SECTION C — CHEMISTRY AND METALLURGY

CHEMISTRY

|  | C11 |
ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES (edible oil or fat compositions Fulltext... Hierarchy... Expanded...A23)

|  | C11B |
PRODUCING (pressing, extraction); REFINING AND PRESERVING FATS, FATTY SUBSTANCES (e.g. lanolin), FATTY OILS AND WAXES, INCLUDING EXTRACTION FROM WASTE MATERIALS; ESSENTIAL OILS; PERFUMES (drying-oils Fulltext... Hierarchy... Expanded...C09F)

|  | C11C |
FATTY ACIDS FROM FATS, OILS, OR WAXES; CANDLES; FATS, OILS AND FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM

|  | C11D |
DETERGENT COMPOSITIONS; THE USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP AND SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL

|  | C11D |
Note(s) In this sub-class, it is desirable to add, in conformity with paragraph 61 of the Guide, after the double oblique stroke the symbols relating to complementary information concerning individual constituents of an invention unit which is already classified as such. This complementary information concerns the indication of the ingredients of compositions classified in the mixture groups of Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C11D 1/00-C11D 10/00.