How can I calculate the rate of natural gas leakage from sub surface safety valve SSSV?

SSSV is installed 100 FT deep in a production tubing 3-1/2" 13%CR NVAM Pressure buildup at well head (WHP) is 50 PSI/MIN Initial WHP=zero Reservoir pressure is 6500 PSI Reservoir depth 14,000...

02 February 2016 5,079 4 View