(19)
(11) EP 2 852 826 A1

(12)

(43) Date of publication:
01.04.2015 Bulletin 2015/14

(21) Application number: 13726085.7

(22) Date of filing: 22.05.2013
(51) International Patent Classification (IPC): 
G01N 11/14(2006.01)
(86) International application number:
PCT/US2013/042306
(87) International publication number:
WO 2013/177332 (28.11.2013 Gazette 2013/48)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 23.05.2012 US 201213478747

(71) Applicant: Halliburton Energy Services, Inc.
Houston, TX 77072 (US)

(72) Inventors:
  • PRINDIPROLU, Sairam, KS
    Pune Maharashtra 411028 (IN)
  • SHAH, Vimal, V.
    Houston, TX 77210-4684 (US)
  • GAO, Li
    Katy, TX 77450 (US)

(74) Representative: Bennett, Adrian Robert J. et al
A.A. Thornton & Co. 10 Old Bailey
London EC4M 7NG
London EC4M 7NG (GB)

   


(54) NON-CONTACT TORQUE MEASUREMENT APPARATUS AND METHOD