| 1/00 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) |
| 1/02 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) from fats or fatty oils |
| 1/04 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) from fats or fatty oils by hydrolysis |
| 1/06 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) from fats or fatty oils by hydrolysis using solid catalysts |
| 1/08 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) Refining |
| 1/10 | Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids (recovery of fatty acids from waste materials C11B 13/00) Refining by distillation |
| 3/00 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) |
| 3/02 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by esterification of fatty acids with glycerol |
| 3/04 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by esterification of fats or fatty oils |
| 3/06 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by esterification of fats or fatty oils with glycerol |
| 3/08 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by esterification of fats or fatty oils with fatty acids |
| 3/10 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by esterification of fats or fatty oils Ester interchange |
| 3/12 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by hydrogenation |
| 3/14 | Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom (sulfonated fats or oils C07C 309/62; factice C08H; drying-oils C09F) by isomerisation |
| 5/00 | Candles |
| 5/02 | Candles Apparatus for preparation thereof |