Oil recovery technique combining chemical handling with water blocking in oil well

Application Number  00129385 Application Date  2000.12.05
Publication Number  1302942 Publication Date  2001.07.11
Priority Information    
Applicant(s) Name  Petroleum Univ (Huadong)  
Inventor(s) Name  Zhao Fulin;Wang Jiayin;Zhang Guicai  
Patent Agency Code  11013 Patent Agent  zhao dongye
AbstractAn oil recovery technique features the combination of chemical handling with water blocking in a same oil well and its optimized chemical formula and dosage by using a specific method. Its advantages are high oil output and low water content in oil.