(19)
(11) EP 3 507 444 A1

(12)

(43) Date of publication:
10.07.2019 Bulletin 2019/28

(21) Application number: 17780853.2

(22) Date of filing: 01.09.2017
(51) International Patent Classification (IPC): 
E21B 17/01(2006.01)
E21B 21/00(2006.01)
(86) International application number:
PCT/GB2017/052547
(87) International publication number:
WO 2018/042186 (08.03.2018 Gazette 2018/10)
(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
Designated Validation States:
MA MD

(30) Priority: 02.09.2016 GB 201614974

(71) Applicant: Electro-Flow Controls Limited
Aberdeen, Aberdeenshire AB12 3LD (GB)

(72) Inventors:
  • CLARK, Alan Murray
    Aberdeen Aberdeenshire AB13 0EN (GB)
  • REID, Alan John
    Aberdeen Aberdeenshire AB32 6AR (GB)
  • ALLAN, Ian McQueen
    Aberdeen Aberdeenshire AB10 6PP (GB)
  • BIRKETT, Graham Paterson
    Aberdeen Aberdeenshire AB15 5ER (GB)

(74) Representative: O'Hagan, Paul 
Lincoln IP 9 Victoria Street
Aberdeen AB10 1XB
Aberdeen AB10 1XB (GB)

   


(54) RISER GAS HANDLING SYSTEM AND METHOD OF USE