Russian energy company Novatek has informed the Russian government about its readiness to purchase UK energy company Shell s 27.5% share in the joint oil and gas project Sakhalin-2, Russian newspaper reported on Monday, citing sources.
Hydraulic fracture stimulation is proven to be the economic way to develop tight unconventional reservoirs. From an operational perspective, hydraulic stimulation is well established and widely applied to most unconventional plays. There is still room for improvement, however, to increase the efficiency and deepen the understanding of the detailed mechanism in the process.