| O&G |
stabbing valve (предназначен для оперативного перекрытия и герметизации трубного канала бурильной колонны при бурении нефтяных и газовых скважин, а также при проведении ремонтных и аварийных работ при вскрытых продуктивных отложениях.; A valve that is connected to the work string in the event that the well starts to flow when running or retrieving the string. A stabbing valve generally is kept on the rig floor as a contingency against unexpected well flow. On snubbing operations, a stabbing valve, or safety valve, is kept in the workbasket to protect against tubing plug or backpressure valve failure. traduiser) |
