(19)
(11) EP 1 583 716 A1

(12)

(43) Date of publication:
12.10.2005 Bulletin 2005/41

(21) Application number: 03782614.6

(22) Date of filing: 12.12.2003
(51) International Patent Classification (IPC)7C01B 31/02
(86) International application number:
PCT/GB2003/005409
(87) International publication number:
WO 2004/052781 (24.06.2004 Gazette 2004/26)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 12.12.2002 GB 0229033

(71) Applicant: ISIS INNOVATION LIMITED
Oxford OX2 7GS (GB)

(72) Inventors:
  • KHLOBYSTOV,A.N.,Dep. of Materials,Univ. of Oxford
    Oxford OX1 3PH (GB)
  • AUSTWICK,M.R.,Dep. of Materials,Univ. of Oxford
    Oxford OX1 3PH (GB)
  • BRIGGS, G.A.D.,Dep.of Materials,Univ. of Oxford
    Oxford OX1 3PH (GB)

(74) Representative: Keen, Celia Mary 
J.A. Kemp & Co. 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)

   


(54) PURIFICATION OF NANOTUBES