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.)
Filing date
Publication date
Application filed by Hugo Hildebrand AnderssonfiledCriticalHugo Hildebrand Andersson
Publication of FI41482BpublicationCriticalpatent/FI41482B/fi
Application grantedgrantedCritical
Publication of FI41482CpublicationCriticalpatent/FI41482C/fi
B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like