APPARATUS FOR EXTRACTING SOLUBLE MATTER FROM A COMMINUTED MATERIAL

A method of extraction of soluble matter together with colloidal particles from a comminuted material, preferably ground, roasted coffee-beans, by means of a filter which permits the passage of a substantial part of the colloidal particles present and in the immediate vicinity of which the comminute...

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Bibliographic Details
Main Authors STOLTZE A,DK, HOUGHTON LARSEN E,DK, LARSEN K,DK
Format Patent
LanguageEnglish
Published 10.04.1973
Subjects
COFFEE
FOODS OR FOODSTUFFS
HUMAN NECESSITIES
MANUFACTURE, PREPARATION, OR INFUSION THEREOF
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TEA
THEIR SUBSTITUTES
THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
TRANSPORTING
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Summary:A method of extraction of soluble matter together with colloidal particles from a comminuted material, preferably ground, roasted coffee-beans, by means of a filter which permits the passage of a substantial part of the colloidal particles present and in the immediate vicinity of which the comminuted material is introduced in the extraction container. An apparatus for carrying out the method and having a filter plate with circular slits, and associated rotatable scraper members for stirring the material to be extracted, and rotatable knife members for cleaning said slits.
Bibliography:Application Number: USD3726209