Once a well has been drilled, if it is to become a production well, the well must undergo completion. While drilling a well cuts through the rock formations and allows drilling engineers to reach the ...

A program was instrumental in assessing the causes of casing failures and remediating them in wells in the Dongguo area of northeast China. The Dongguo area is part of Daqing oil field in Heilongjiang ...

New equations developed by the Southwest Petroleum Institute, China, can calculate collapse resistance pressure for casing under nonuniform loading conditions. Click here to view Equations A previous ...