This paper presents a new acoustic wave water injection technology which was used in stimulation of water injection well and improving injection effectiveness and analyses the principle and characteristics of the new technology.

CWCTInject-Ⅰ high-temperature high-pressure water flooding instrument;

Measures of energy saving by adjusting input voltage of electromotor in water flooding system;

Water flooding out characteristics of Anan sandstone oil reservoir at its medium later development stage.;

Experiment research on particulate movement caused by water injection in Xifeng Oilfield;

Study on reservoir protection technology during water injection of low permeability oilfield;

Current situation of water injection and its influence on reservoirs in Shengli Oilfield;

The effective driving pressure system study and adjustment techniques of waterflooding in Ansai oil field;

Seismic monitoring research on waterflooding in thin-interhedded reservoir;

Preliminary approach to the ways of improving waterflooding development efficiency in the high water cut period of Linpan oil field;

Method of Enhancing Waterflood Efficiency in Wenmingzhai Oilfield;

Simulation studies of waterflood performance with horizontal wells.;