PRELIMINARY DISCUSSION ON POLLUTION STATUS QUO AND POTENTIAL HARM OF DISCARD DRILLING FLUID OF PAN JINGCITY

Through sampling analysis of drilling fluids from twelve fluid disposal stations of Liao He Oil Field,the analysis determination of examination index of fluid sample is finished,and statistic data is analyzed.The pollution status quo and pollution character of discarded fluids are identified,the potential harms are discussed and measures of prevention and control of drilling fluid are put forward.