公开(公告)号：SE382394B

公开(公告)日：1976-02-02

申请号：SE7306293

申请日：1973-05-04

Applicant: HOECHST AG

Inventor： CZISKA J ,  STRAUSS G ,  PORTZ W ,  KOMORINCZYK K ,  KANDLER J

IPC: B03B5/30 ,  B03B5/44 ,  B03C1/00 ,  C22C38/00 ,  C22C38/02 ,  C22C35/00

Abstract: The invention provides the use of an iron/silicon/phosphorus-alloy containing between 8 and 25 weight % of silicon and between 0.3 and 2.5 weight % of phosphorus as heavy medium for making heavy pulps for the heavy media separation of minerals.