(19)
(11) EP 1 747 448 A2

(12)

(43) Date of publication:
31.01.2007 Bulletin 2007/05

(21) Application number: 05743124.9

(22) Date of filing: 13.05.2005
(51) International Patent Classification (IPC): 
G01N 21/896(2006.01)
(86) International application number:
PCT/EP2005/052217
(87) International publication number:
WO 2005/111589 (24.11.2005 Gazette 2005/47)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR LV MK YU

(30) Priority: 17.05.2004 EP 04102166

(71) Applicant: TOTAL PETROCHEMICALS RESEARCH FELUY
7181 Seneffe (Feluy) (BE)

(72) Inventors:
  • STEPHENNE, Vincent
    B-1330 Rixensart (BE)
  • MAZIERS, Eric
    B-7180 Seneffe (BE)

(74) Representative: Leyder, Francis 
Total Petrochemicals Research Feluy Zone Industrielle C
7181 Seneffe (Feluy)
7181 Seneffe (Feluy) (BE)

   


(54) A METHOD FOR MEASURING CONTACT TRANSPARENCY.