Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of BE621232ApublicationCriticalpatent/BE621232A/xx
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D39/00—Filtering material for liquid or gaseous fluids
B01D39/14—Other self-supporting filtering material ; Other filtering material
B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
A—HUMAN NECESSITIES
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
A47J31/00—Apparatus for making beverages
A47J31/06—Filters or strainers for coffee or tea makers ; Holders therefor
A—HUMAN NECESSITIES
A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
A47J31/00—Apparatus for making beverages
A47J31/06—Filters or strainers for coffee or tea makers ; Holders therefor
A47J31/08—Paper filter inlays therefor to be disposed after use