| Patents for C11B 11 - Recovery or refining of other fatty substances, e.g. lanolin, waxes (634) |
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| 10/08/1985 | US4545940 Crystallizing wax, filtering through porous membrane |
| 01/08/1985 | CA1180694A1 Method of isolating sterols in commercial quantities from sterol-containing material |
| 06/19/1984 | US4455259 Process for recovering animal hair grease |
| 03/21/1984 | EP0103379A1 Method and apparatus for washing wool |
| 03/20/1984 | CA1163821A1 Preparation of materials useful as plant nutrients |
| 11/09/1983 | EP0093341A2 Wool-wax substitute |
| 09/14/1983 | EP0088405A2 Process for the extraction of high quality natural waxes |
| 09/13/1983 | US4404015 Saponification of plant waxes |
| 07/27/1983 | EP0084211A1 Process for recovering animal hair grease |
| 09/14/1982 | US4349347 Adding a soluble alkali metal silicate prior to separation of solid impurities |
| 08/04/1982 | EP0056999A2 Method of treatment for separation of oil from oil-containing slurry waste |
| 06/30/1982 | EP0054627A1 Medicament and cosmetic for external application |
| 06/09/1982 | EP0053415A1 Method of isolating sterols in commercial quantities from sterol-containing material |
| 05/26/1982 | EP0052203A1 Process for obtaining an oily mixture from flax |
| 04/14/1982 | EP0049424A2 Bioactive composition containing vegetable agents |
| 01/27/1982 | EP0044717A2 Use of unsaponifiable residues of natural plant waxes for promoting plant growth |
| 09/29/1981 | US4292088 Beeswax substitute |
| 09/08/1981 | US4288377 Process for purification of wool grease |
| 08/06/1980 | EP0013755A1 Beeswax substitute based on glycerides of higher fatty acids and its use |
| 06/10/1980 | US4207244 Process for separation of wool wax from fats in wool grease or mixtures containing wool grease |
| 04/15/1980 | CA1075402A1 Process for the manufacture of waxes for carbon paper |
| 01/29/1980 | CA1070593A1 Oil emulsion processing |
| 09/11/1979 | US4167518 Non-allergenic lanolin compositions |
| 08/21/1979 | US4165327 Liquid-liquid extraction with a non-polar hydrocarbon solvent and a water-alcohol mixture |
| 02/06/1979 | US4138416 Nonpolar wax separation by adsorption |
| 11/07/1978 | US4124502 Process for the purification of greasy and soiled water using a heavy solvent, and apparatus for its implementation |
| 05/23/1978 | US4091035 Process for the production of hypoallergenic lanolin |
| 02/07/1978 | US4072697 Solvent extraction with methanol and/or ethanol |
| 12/20/1977 | US4064149 Process for the manufacture of waxes for carbon paper |
| 11/22/1977 | US4059516 Process for treating wool scouring wastes |
| 02/08/1977 | US4007117 Polyelectrolyte flocculant |
| 01/11/1977 | US4002562 Without acidification, liquid amine |
| 09/28/1976 | US3983147 Solvent extraction |
| 06/01/1976 | US3960329 Method and apparatus for purifying and separating bee glue |