| 摘要 |
1284854 Flavourings FARBENFABRIKEN BAYER AG 21 May 1971 [21 May 1970] 16186/71 Heading A2B A process for the continuous production of flavouring concentrates from natural organic starting materials, such as proteins, fats, and carbohydrates, either alone or in admixture, comprises carrying out the reaction at 100-190‹C with the addition and under the action of oxygen, in a kneeder screw apparatus having a plurality of screw shafts provided with screw elements which scrape over one another. |
