(19)
(11) EP 2 245 448 A2

(12)

(88) Date of publication A3:
26.11.2009

(43) Date of publication:
03.11.2010 Bulletin 2010/44

(21) Application number: 08872915.7

(22) Date of filing: 29.09.2008
(51) International Patent Classification (IPC): 
G01N 30/16(2006.01)
G01N 30/06(2006.01)
(86) International application number:
PCT/US2008/078067
(87) International publication number:
WO 2009/108219 (03.09.2009 Gazette 2009/36)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 28.02.2008 US 39437

(71) Applicants:
  • Services Pétroliers Schlumberger
    75007 Paris (FR)

    FR 
  • Schlumberger Holdings Limited
    Tortola (VG)

    GB NL 
  • Schlumberger Technology B.V.
    2514 JG The Hague (NL)

    BG CZ DE DK GR HU IE IT LT PL RO SI SK TR 
  • Prad Research And Development Ltd
    Tortola (VG)

    AT BE CH CY EE ES FI HR IS LI LU LV MC MT PT SE 

(72) Inventors:
  • SHAH, Jagdish
    Southington, Connecticut 06489 (US)
  • STEINECKER, William H.
    Dedham, Massachusetts 02026 (US)
  • BOSTROM, Neil William
    Belmont, Massachusetts 02478 (US)
  • RAGHURAMAN, Bhavani
    Wilton, Connecticut 06897 (US)

(74) Representative: Ford, Michael Frederick 
Schlumberger Cambridge Research Limited High Cross Madingley Road
Cambridge CB3 0EL
Cambridge CB3 0EL (GB)

   


(54) MULTI-STAGE INJECTOR FOR FLUID ANALYSIS