(19)
(11) EP 3 019 696 A2

(12)

(88) Date of publication A3:
03.09.2015

(43) Date of publication:
18.05.2016 Bulletin 2016/20

(21) Application number: 14744136.4

(22) Date of filing: 09.07.2014
(51) International Patent Classification (IPC): 
E21B 47/18(2012.01)
E21B 47/01(2012.01)
(86) International application number:
PCT/GB2014/052096
(87) International publication number:
WO 2015/004460 (15.01.2015 Gazette 2015/02)
(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: 11.07.2013 GB 201312465

(71) Applicant: Halliburton Manufacturing and Services Limited
Kingston Road Leatherhead Surrey KT22 7LU (GB)

(72) Inventors:
  • BROWN-KERR, William
    Aboyne Aberdeenshire AB34 5GA (GB)
  • MCGARIAN, Bruce Hermann Forsyth
    Stonehaven Aberdeenshire AB39 2HW (GB)

(74) Representative: Bone, Alexander Marcus Thomas et al
A.A. Thornton & Co. 10 Old Bailey
London EC4N 7NG
London EC4N 7NG (GB)

   


(54) DOWNHOLE APPARATUS, SYSTEM AND METHOD