(19)
(11) EP 1 127 622 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
10.07.2002 Bulletin 2002/28

(43) Date of publication A2:
29.08.2001 Bulletin 2001/35

(21) Application number: 01104607.5

(22) Date of filing: 23.02.2001
(51) International Patent Classification (IPC)7B03C 1/027
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.02.2000 US 511586

(71) Applicant: Outokumpu Oyj
02200 Espoo (FI)

(72) Inventor:
  • Boehm, Joseph
    Oxfordshire RG9 1T5 (GB)

(74) Representative: Zipse + Habersack 
Wotanstrasse 64
80639 München
80639 München (DE)

   


(54) Low intensity magnetic separator


(57) A magnetic separator apparatus for separating magnetizable particles from a continuously flowing stream of particles in a flowing stream of fluid, including a housing with a tunnel therethrough and a carrier relatively movable reciprocally through the tunnel. The carrier has spaced filter elements containing magnetizable filter media and inlet and outlet streams of particles in a flowing fluid flow into each filter. The separation continues until a filter element becomes filled with particles, at which time the filled filter element is removed from the magnetic field and replaced with a clean element to permit the separation to continue while the filled element is emptied and cleaned to be made ready for subsequent use. The housing is formed by a pair of magnetically permeable spaced plates with magnetic elements therebetween along sides of the tunnel. The elements may be permanent magnets, electromagnets, of superconductive magnets to create a low intensity field.







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