FORMATION TESTER FOR CASED WELLS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to fisheries geophysical u0438u0441u0441u043bu0435u0434u043eu0432u0430u043du0438u00a0u043c wells, namely to devices u0434u043bu00a0 sampling of reservoir fluid. the purpose is enhancing technological capacity through u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 perforating casing column sampling in one u0441u043fu0443u0441u043au043e - u043fu043eu0434u044cu0435u043cu043du0443u044e operation.the device consists of a cable 12 corps (tsc) 1 provided therein with a motor 3, u043au0438u043du0435u043cu0430u0442u0438u0447u0435u0441u043au0438 u0441u0432u00a0u0437u0430u043du043du044bu043c with u0441u0432u0435u0440u043bu00a0u0449u0438u043c mechanism (cm) 7 and pump floor 4, u043du0430u0433u043du0435u0442u0430u0442u0435u043bu044cu043du0430u00a0 u043bu0438u043du0438u00a0 10 is communicated with the working chambers 5, 6 u043fu0430u043au0435u0440u043eu0432 (p) with eccentric about the longitudinal axis and located u0434u0438u0430u043cu0435 to 1 the u0442u0440u0430u043bu044cu043du043e) 7.see 7 is installed on a side wall 1 between p 5. after launching device in the well pump 4 removes fluid from the u043du0430u0434u043fu0430u043au0435u0440u043du043eu0433u043e space and on channel 9 u0437u0430u043fu043eu043bu043du00a0u0435u0442 working chamber 6, which u0440u0430u0437u0434u0443u0432u0430u044eu0442u0441u00a0 u044du043au0441u0446u0435u043du0442 u0440u0438u0447u043du043e, picking up device in the range of u043eu043fu0440u043eu0431u043eu0432u0430u043du0438u00a0 and isolate the u043cu0435u0436u043fu0430 - u043au0435u0440u043du0443u044e cavity b from the rest of the wells. 3). gas