Over the past few decades, pipejacking has proven its worth as an economic and environmentally sound alternative to open cut installation of new pipelines. However, during the installation procedure, ...

1 School of Mechatronic Engineering, Southwest Petroleum University, Chengdu, China 2 CNPC Bohai Petroleum Equipment Manufacturing Co., Ltd, Tianjin, China For horizontal wells with small wellbores ...

Abstract: The MID-K, a new kind of multi-pipe string detection tool is introduced. This tool provides a means of evaluating the condition of in-place pipe string, such as tubing and casing. It is ...

Abstract: Pipe strings, as critical components in oil and gas industry, are highly susceptible to axial cracks for stress corrosion and fatigue damage. The conventional detection methods, such as ...

$ ./pipedream.py --icosahedron Bill of Materials ===== Pipe A, length=1.105 Pipe B, length=1.105 Pipe C, length=1.105 Pipe D, length=1.105 Pipe E, length=1.105 Pipe F, length=1.105 Pipe G, ...

EnCana Corp. had a new rig built for reverse-circulation airlift drilling to prevent lost-circulation through thick, fractured, vuggy basalts. Encana was faced with drilling Miocene basalt sections as ...

Millions of viewers saw how a geyser fed by a broken pipe flooded UCLA last July, but few have heard how a dozen city welders used string, math, clay and white-hot metal to restore water service. One ...