Study on oil recovery factor at exploration stage in Liaohe Oilfield;

Study of crude oil recovery factor at Liaohe Oilfield exploration stage;

Method to estimate recovery factor loss due to casing damage in LaSaXing oilfields;

Study of the influence of CO_2 miscible displacement on enhanced oil recovery in Yushulin oilfield;

Enhancing oil recovery of edge and bottom water reservoirs in the small fault blocks by usingspecial wells;

Status and application of the technology of enhancing recovery by electric ground;

The review on the predictive methodology of coalbed methane recovery efficiency;

Factors influencing oil recovery efficiency and comprehensive classification of oil reservoirs;

Application of reservoir factor to forecasting the recovery efficiency of unconsolidat-ed sandstone reservoirs.;

Study and application of the combination technique of secondary oil recovery with tertiary oil recovery in low permeability reservoirs;

Development of skid CO_2 pressurized injection plant and its application in oil recovery enhancement;

Experimental study of the enhanced oil recovery by using displacing agent M;

Oil recovery ratio modeling by neural network technique;

Seismic monitor of oil recovery ratio in old oil field;

Application of support vector machine to oil recovery ratio modeling;

Study on the CBM recovery rate in Tiefa coal basin

Based on the research of the characteristics of macro distribution of the remaining oil, the development technique and policy in the middle and late production periods of complex fault block reservoirs have been studied in order to reach the target of improving the development effect and increasing final recovery rate.