International Self-Contained Snubbing Case History #6

International Self-Contained Snubbing Case History #6

International Self-Contained Snubbing Case History #6 Objective: Well Information: Procedure: Spot equipment, rig up snubbing equipment, pressure test. Stage out 3 ½ T.I.W. valve. Wireline plug in tubing. Pull 500m of 73mm pipe, x/o,1jnt,5 ½ packer,1jnt,x...
International Freeze and Hot Tap Case History #5

International Freeze and Hot Tap Case History #5

International Freeze and Hot Tap Case History #5 Objective: To install access port to remedial SSSV control line inside the tubing. A coupling installed inside of the hanger connected the port we drilled to the control line. Well Information: Dual string completed...
International Freeze and Hot Tap Case History #4

International Freeze and Hot Tap Case History #4

International Freeze and Hot Tap Case History #4 Objective: To gain entry into 3.5” tubing to set wireline tools. Hot tap and mill out lower gate valve. Well Information: 19 mpa sweet gas. Swab valve functioning and holding pressure. Valve type – Cameron with 3” thick...
International Freeze and Hot Tap Case History #4

International Freeze and Hot Tap Case History #3

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...
International Freeze and Hot Tap Case History #2

International Freeze and Hot Tap Case History #2

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...