US 11,965,390 B2
Combined master valve and cable hanger for deploying electric submersible pump in a live well
Ivor Maciver, Aberdeen (GB); Norman Liley, Aberdeen (GB); Iain Maclean, Aberdeen (GB); and Calum Crawford, Aberdeen (GB)
Assigned to Schlumberger Technology Corporation, Sugar Land, AS (US)
Appl. No. 18/004,918
Filed by Schlumberger Technology Corporation, Sugar Land, TX (US)
PCT Filed Jul. 1, 2021, PCT No. PCT/EP2021/068250
§ 371(c)(1), (2) Date Jan. 10, 2023,
PCT Pub. No. WO2022/008350, PCT Pub. Date Jan. 13, 2022.
Claims priority of provisional application 63/050,153, filed on Jul. 10, 2020.
Prior Publication US 2023/0243228 A1, Aug. 3, 2023
Int. Cl. E21B 33/072 (2006.01); E21B 17/02 (2006.01); E21B 34/02 (2006.01); E21B 47/12 (2012.01)
CPC E21B 33/072 (2013.01) [E21B 17/028 (2013.01); E21B 34/02 (2013.01); E21B 47/12 (2013.01)] 15 Claims
OG exemplary drawing
 
9. A method for installing well tool in a well, comprising:
installing a plug, or plugs, in the well below a well tree;
closing an upper master valve and a lower master valve on the well tree;
replacing the lower master valve with a replacement master valve, the replacement master valve having a landing for a cable hanger in a through bore to one side of a valve closure element, the landing comprising a seal area and a bore transverse to the through bore penetrating into the seal area;
opening the upper master valve;
removing the plug; and
extending the well tool into the well on an end of an electrical cable;
affixing the cable hanger to the electrical cable and seating the cable hanger in the seal area, the cable hanger comprising sealing elements to engage the seal area and an electrical connector, the electrical connector oriented to enable access through a horizontal bore in the seal area.