A concept that employs expandable-profile liners, developed to shutoff high-pressure water flows in drilling operations, has proven to be effective for isolating water influx from directional and ...

Expandable-tubular technology advances as the industry extends its application from the drilling environment, where carbon-steel expandable tubulars reduce the telescopic effects of well construction, ...

Production logging determines where, how, and how much each interval of a completed well contributes to total flow under actual producing conditions. It diagnoses zonal contributions, crossflow, phase ...