| 摘要 |
1,153,118. Feed for fur-bearing predators. TROUW & CO. (GREAT BRITAIN) Ltd. 21 Feb., 1968 [27 Feb., 1967], No. 8432/68. Heading A2B. A food concentrate in the form of a granulate having a loose crumb-like structure may be prepared by forming a mixture of molten fat containing emulsifier and a plurality of other air-dry substances. The weight composition of the mixture being at least 15% fat, at least 15% of starchy substance containing substantial amounts of free starch, for example cooked pure starch, and at least 25% of crude proteins, not more than 30% water soluble material, not more than 10% ash, and not more than 12.5% water, allowing the mixture to congeal into a hard mass, and then granulating to the desired form. The mixture preferably contains not more than 5% cellulose and not more than 32.5% of carbohydrates other than the fat. The protein may be a mixture of animal and vegetable protein. In examples the fat is lard emulsified with lecithin or a glycerol monoester. Animal proteins are blood meal, meat meal, fish meal, shell-less dried eggs, skimmed milk powder, and casein, and vegetable proteins are dried yeast and soya scrap. Also added is a pre-mix of vitamins, minerals and other constituents in flour. |
