HYBRID WELL COMMUNICATION SYSTEM

摘要

A hybrid, hardwired (4) and wireless (8) well communication system comprises a fibre optical, electrical or other signal transmission conduit (4) extending from the wellhead into the well and one or more wireless signal transducers (7) that are located at a distance from the conduit (4) and transmit wireles s signals (8) to one or more signal converters (5) which are coupled to the conduit, and which are located near branchpoints (3) of a multilateral well.