SPEEDING UP DOMESTIC DEVELOPMENT OF SPECIAL OIL WELL PIPES

The paper covers such issues as forecasting of domestic demand for petroleum and petroleum output, types and applications of oil well pipes for petroleum drilling,and existing problems with respect to physical quality of home made oil well pipes. Also discribed here are the demand of special oil well pipes under the deteriorating domestic conditions for drilling of petroleum and natural gas, and the variety of such pipes. In addition , the writer gives us some information concerning the features of the productin line of hi-strength,special threaded oil well pipes which is under construction by a steel tube group company in the country.