In the winter 1999-2000, Chevron Canada Resources, Calgary, successfully completed a hot tap on the Simonette high-pressure sour gas transmission line near Grande Prairie, Alta. The hot tap was ...
Remote subsea welding of pipelines has been demonstrated at a record depth of 940msw (metres of seawater) in a recent field test in Norway. It is the first time that hot-tap welding, a way of ...
Williams Cos. Inc., Tulsa, and three other companies have spent 4 years and about $5 million to conceive and design a diverless, deepwater hot-tapping system that will undergo full-scale testing this ...