(19)
(11) EP 4 515 076 A1

(12)

(43) Date of publication:
05.03.2025 Bulletin 2025/10

(21) Application number: 23797120.5

(22) Date of filing: 25.04.2023
(51) International Patent Classification (IPC): 
E21B 41/00(2006.01)
E21B 43/12(2006.01)
(52) Cooperative Patent Classification (CPC):
E21B 43/12; E21B 41/00; E21B 47/10
(86) International application number:
PCT/US2023/019758
(87) International publication number:
WO 2023/211897 (02.11.2023 Gazette 2023/44)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 29.04.2022 US 202263337016 P

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

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

    AL AT BE BG CH CY CZ DE DK EE ES FI GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR 

(72) Inventor:
  • CHAPMAN, Clinton
    Sugar Land, Texas 77478 (US)

(74) Representative: Schlumberger Intellectual Property Department 
Parkstraat 83
2514 JG Den Haag
2514 JG Den Haag (NL)

   


(54) FIELD EQUIPMENT GPS SYSTEM