(19)
(11) EP 1 009 717 A1

(12)

(43) Date of publication:
21.06.2000 Bulletin 2000/25

(21) Application number: 98943256.2

(22) Date of filing: 20.08.1998
(51) International Patent Classification (IPC)7: C01F 5/14
(86) International application number:
PCT/US9817/212
(87) International publication number:
WO 9908/962 (25.02.1999 Gazette 1999/08)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 20.08.1997 US 56094
16.01.1998 US 71748

(71) Applicant: MARTIN MARIETTA MAGNESIA SPECIALTIES INC.
Raleigh, NC 27610 (US)

(72) Inventors:
  • GUTOWSKI, Robert, J.
    Manistee, MI 49660 (US)
  • RICHMOND, Alvin
    Manistee, MI 49660 (US)

(74) Representative: Brown, David Leslie et al
Page HargraveSouthgateWhitefriarsLewins Mead
Bristol BS1 2NT
Bristol BS1 2NT (GB)

   


(54) WET MILLING OF Mg(OH) 2? SLURRY