The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 1992
Filed:
Apr. 19, 1991
Applicant:
Inventors:
Klaus Schlecht, Orbe, CH;
Olaf Wehrspann, Orbe, CH;
Assignee:
Nestec S.A., Vevey, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A23F / ;
U.S. Cl.
CPC ...
426432 ; 426434 ;
Abstract
Extraction yield of coffee extracted in a countercurrent extraction system is increased by separating sludge by centrifugation from coffee extract obtained from the system and introducing the sludge into at least one extraction cell of the system so that the sludge may be hydrolyzed during the extraction of the coffee.