FIELD: oil-and-gas production.
SUBSTANCE: group of inventions related to oil-and-gas production, particularly to production well research and control systems. Monitoring system installed on crossover shoe of casing string or tubing string and contains sensor, data transmission device to create wireless connection between scanning device, located device inside the string and sensor, and sensor power supply device. This invention also discover well completion method, which consists of stages of crossover shoe with monitoring system installation into casing string or tubing string assembly, casing string cementation and fluid connection between sensor and collector. Also discovered method of monitoring for underground stratums, fluids, or casing string and tubing string properties, executing with a use of crossover shoe with above mentioned casing string or tubing string monitoring system.
EFFECT: research data reliability increase and its efficient delivery to the surface.
43 cl, 15 dwg
