ARRANGEMENT FOR DIRECTIONAL HYDRAULIC FRACTURING OF ROCK

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to the mining industry and is u0434u043bu00a0 aimed u0433u0438u0434u0440u043eu0440u0430u0437u0440u044bu0432u0430 rocks from wells in the transverse direction with the u0440u0430u0437u0443u043fu0440u043eu0447u043du0435u043d and u0442u0440u0443u0434u043du043eu043eu0431u0440u0443u0448u0430u0435u043cu044bu0445 roofs. the goal is to reduce the labour intensity of operating the device. the device (1) is in the form of u043au043eu043du0446u0435u043du0442u0440u0438u0447u043du043e located external and internal tubes (9, 10)).u0440u0430u0431u043eu0447u0430u00a0 part 1 is reported with complete t 9 output channels and reported with t 10 radial u043fu043eu0434u0440u0435u0437u0430u044eu0449u0438u0435 nozzles (mon) 5, u0441u0432u00a0u0437u0430u043du043du044bu0435 with tons of 10, with the possibility of a joint u043fu0435u0440u0435u043cu0435u0449u0435u043du0438u00a0. on the outer surface to 1 between its input u0442u043eu0440u0446u043eu043c and the working part is installed u0433u0435u0440u043cu0435u0442u0438u0437u0430u0442u043eu0440 3 reported with complete t 9.at the outlet from the cavity 9 in the output window installed valve and limit u0434u0430u0432u043bu0435u043du0438u00a0 in the form of a lid 6 with the end of the u043eu0442u0432u0435u0440u0441u0442u0438u00a0, u043fu0435u0440u0435u043au0440u044bu0432u0430u0435u043cu044bu0435 disk 7 by a spring 8. the t 10 installed with the possibility of an independent u0432u0440u0430u0449u0435u043du0438u00a0 t 9. through the t 10 serves u0432u044bu0441u043eu043au043eu043du0430u043fu043eu0440u043du0443u044e fluid in mon 5, u0441u043eu043eu0431u0449u0430u00a0 t 10 to rotate. u0438u0437u043bu0438u0432u0430u00a0u0441u044c of mon 5 under pressure, the fluid in the wall of a borehole rips through the ring gap.then through the t 9 liquid gap, u043au043eu0442u043eu0440u0430u00a0 falls through the hole in the u0433u0435u0440u043cu0435u0442u0438u0437u0430u0442u043eu0440. the last u0440u0430u0441u0448u0438u0440u00a0u0441u044c in borehole, u0433u0435u0440u043cu0435u0442u0438u0437u0438u0440u0443u0435u0442 area gap. the resulting increase in the u0434u0430u0432u043bu0435u043du0438u00a0 filter disc 7, u043fu0440u0435u043eu0434u043eu043bu0435u0432u0430u00a0 resistance spring 8, and the liquid enters the area of the gap. 2).