Abstract: Heavy oil is an important hydrocarbon resource that plays a great role in petroleum supply for the world. Co-injection of steam and flue gas can be used to develop deep heavy oil reservoirs. In this paper, a series of gas ...

Abstract: LD-N extra-heavy oil reservoir in Bohai Sea is characterized with deep burial and large bottom water. Horizontal-well steam huff “n” puff has been applied, yet due to water coning and serious heat losses, the oil recovery ...