This paper was prepared for presentation at the SPE Russian Petroleum Technology Conference originally scheduled to be held in Moscow, Russia, 12-14 October2020. Due to COVID-19 the physical event was postponed until 26 – 29 October 2020 and was changed to a virtual event. The official proceedings were publishedonline on 26 October 2020. This paper was selected for presentation by an SPE program committee following review of information contained in an abstract submitted by the author(s). Contentsof the paper have not been reviewed by the Society of Petroleum Engineers and are subject to correction by the author(s). The material does not necessarily reflectany position of the Society of Petroleum Engineers, its officers, or members. Electronic reproduction, distribution, or storage of any part of this paper without the writtenconsent of the Society of Petroleum Engineers is prohibited. Permission to reproduce in print is restricted to an abstract of not more than 300 words; illustrations maynot be copied. The abstract must contain conspicuous acknowledgment of SPE copyright.