公开(公告)号：YU120873A

公开(公告)日：1980-03-15

申请号：YU120873

申请日：1973-05-07

Applicant: HOECHST AG

Inventor： JOHANN CZISKA ,  CZISKA JOHANN ,  GEORG STRAUSS ,  STRAUSS GEORG ,  WILHELM PORTZ ,  PORTZ WILHELM ,  KLAUS KOMORNICZYK ,  KOMORNICZYK KLAUS ,  JOCHIM KANDLER ,  KANDLER JOCHIM

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

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.