© 2015 Russian Academy of Sciences and Turpion Ltd. The results of studies of alterations in the elemental and SARA compositions and physicochemical and rheological properties of highly viscous heavy crude oils upon catalytic ...

© 2018 We conducted autoclave modeling experiments to study the process of upgrading heavy oil in the reservoir conditions and used carboxylates of transition metals (Ni, Co, Fe) as catalyst precursors. The process was ...

© 2014 Springer Science+Business Media. We have conducted experiments on noncatalytic and catalytic aquathermolysis of high-viscosity heavy crude oil from the Ashal'cha field (Tatarstan) in the presence of a crude oil-soluble ...

© 2017, Pleiades Publishing, Ltd. The influence of temperatures of 250, 300, and 350°C on the character of changes in the group and hydrocarbon compositions of heavy oil from the Ashal’chinskoe field in laboratory experiments ...