On November 28, 2011, Crew 60154 used SRCT, independent R&D, to finish the lastest sidewall coring of this year successfully. Up to now, SRCT has been popularized and applied for 7 well times in Mongolia. Both coring recovery rate and core qualified rate reach to 100% all the time.
During preparative period, Crew 60154 has finished sidewall coring for several well times in China. Specially the coring equipment bear severe test of complex strata and high temperature condition and acquire qualified core when they work in 4300 meters and 130°C.
On October 6, Crew 60154 arrived at well site of Mongolia. In over 1 month, they not only accomplished all the wireline logging task but also actualized rotary sidewall coring for 7 well times according to the need of party A successfully. The qualified core added up to 136.