| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing an extract having little raffinate and high concentration of a solid solute easily, efficiently and at a low cost. <P>SOLUTION: The method for producing an extract includes filling a dry feed to be extracted in one or more solvent-permeable containers and extracting the solid solute by immersing the container in a solvent, wherein the volume of the container is smaller than that of the filled feed swollen by the solvent. <P>COPYRIGHT: (C)2010,JPO&INPIT |
