US 11,993,990 B2
Replaceable flapper seat assembly for a safety valve in a wellbore
Mohan Gunasekaran, Singapore (SG)
Assigned to Halliburton Energy Services, Inc., Houston, TX (US)
Filed by Halliburton Energy Services, Inc., Houston, TX (US)
Filed on Oct. 24, 2022, as Appl. No. 17/972,016.
Prior Publication US 2024/0133255 A1, Apr. 25, 2024
Int. Cl. E21B 23/00 (2006.01); F16K 1/42 (2006.01)
CPC E21B 23/00 (2013.01) [F16K 1/427 (2013.01); E21B 2200/05 (2020.05)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
removing a flow tube from a safety valve in response to a first force applied to the flow tube, the safety valve being positioned downhole in a wellbore and comprising a housing with a first end coupled to an uphole tubing string and a second end coupled to a downhole tubing string;
subsequent to removing the flow tube, removing a flapper seat assembly of the safety valve from the wellbore in response to a second force applied to the flapper seat assembly, the flapper seat assembly comprising an second assembly profile coupled to a housing profile on an inner diameter of the housing and detachable from the housing profile in response to the second force applied to the flapper seat assembly.