by snubcodev | Aug 15, 2019
International Freeze and Hot Tap Case History #3 Objective: Mill out gate to 3 1/8 diameters on top master valve that is seized closed and freewheeling to accommodate wireline tools and installation of back pressure valve in tubing hanger. Bottom master valve...
by snubcodev | Aug 15, 2019
International Freeze and Hot Tap Case History #2 Objective: Hot tap and mill out a damaged gate valve 90% closed and freewheeling. Well Information:4,200kpa sweet gas well on an offshore platform with damaged gate valve not allowing access into tubing. Top gate valve...
by snubcodev | Aug 15, 2019
International Freeze and Hot Tap Case History #1 Objective: Hot tap Lower Master Valve to provide access to Tubing in order to freeze well and replace faulty valve. Well Information: Sweet Gas Well Drilled in 1993. CSG is full of inhibited fluid with packer set 2334...
by snubcodev | Aug 6, 2019
Freeze and Hot Tap Case History #15 Objective: Remove malfunctioning slim-hole valve. Well Information: 8,000kPa sweet gas well. Approximately 35m of sand was cleaned off a bridge plug after a fracture stimulation using a snubbing unit and slim-hole safety valves. The...
by snubcodev | Aug 6, 2019
Freeze and Hot Tap Case History #14 Objective:Hot tap 2 7/8” master valve to gain access in order to kill well and replace damaged valve. Well Information:15 Mpa sour gas well. Procedure: Erect scaffolding; confirm no pressure above seized master valve, rig out...
