A velocity string installation method comprises the steps of: removing an existing safety valve from a production tubing safety valve nipple; running a velocity string into the production tubing to engage the safety valve nipple; and then running a velocity string safety valve into the velocity string and coupling the safety valve with a port at the safety valve nipple.
申请公布号
CA2777334(C)
申请公布日期
2016.05.03
申请号
CA20122777334
申请日期
2012.05.23
申请人
WEATHERFORD/LAMB, INC.
发明人
SMITH, RODDIE R.;MACLURG, MICHAEL JOHN;BIRNER, WOLFGANG HORACE