公开(公告)号：US3439805A

公开(公告)日：1969-04-22

申请号：US3439805D

申请日：1965-05-03

Applicant: NAT RES DEV

Inventor： WALSH TERENCE

IPC: B03B4/06 ,  B03B5/40 ,  B03B5/46 ,  B03B5/62 ,  B03B3/38

CPC classification number: B03B5/40 ,  B03B4/06 ,  B03B5/46 ,  B03B5/623 ,  B03B2005/405

公开(公告)号：US3444996A

公开(公告)日：1969-05-20

申请号：US3444996D

申请日：1967-03-13

Applicant: NAT RES DEV

Inventor： DOUGLAS EDWARD ,  WALSH TERENCE

IPC: B03B4/02 ,  B03B5/46

CPC classification number: B03B4/02 ,  B03B5/46

公开(公告)号：US3876074A

公开(公告)日：1975-04-08

申请号：US40390773

申请日：1973-10-05

Applicant: NAT RES DEV

Inventor： DOUGLAS EDWARD ,  DUFFELL CHRISTOPHER HARVEY ,  WALSH TERENCE ,  HARRIS PETER MARK

IPC: B07B13/00 ,  B07B13/11 ,  B07C

CPC classification number: B07B13/003 ,  B07B13/11

Abstract: A method and apparatus for separating mixtures of particulate materials in and by which the mixture is thrown on to a separator surface and the different friction effects between the surface and the various constituent materials after impact cause those constituents to take up different trajectories and thus to separate.