Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Birtley Co Ltd
Original Assignee
Birtley Co Ltd
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 Birtley Co LtdfiledCriticalBirtley Co Ltd
Application grantedgrantedCritical
Publication of FR787029ApublicationCriticalpatent/FR787029A/fr
B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
B07C5/34—Sorting according to other particular properties
B07C5/344—Sorting according to other particular properties according to electric or electromagnetic properties
FR787029D1934-03-121935-03-11Perfectionnements aux procédés et appareils de séparation du charbon et des matières analogues
ExpiredFR787029A
(fr)