The suggestions for developing petroleum drilling rig in China
ZHANG Wu-hu~1,BAI Zhen-quan~2 (1. Industry Engineering College, Wenzhou University, Wenzhou 325035,China; 2.Research Center of Tubular Goods,CNPC,Xi'an 710065,China)
The developing trend of foreign petroleum drilling rigs is reviewed. The difference between our drilling rig technique and foreign technique is analyzed. The suggestion from three aspects for speeding up developing ourdrilling rigs is put forward.