Thrust auxiliary reamer bit

• Main Authors: ZHAO JUNFENG, BAI LINGGUO, FANG LIANGCAI, CAI RUFA, CHENG HEYU, XIA ZHUANGBO, ZHONG BI, XU XUEJIE, DONG PENG, WANG MINHUA, LI PING, ZHANG YAOTING, CHEN GONGSHENG, XU PO, ZHANG ZHIGANG, PENG YUEXIANG, PENG GUIXIANG, DU GUITING, ZHANG SHIHUAN, YAN GUANXIN, PENG YINGCHAO, YU YI, LIU KELIN, CAO WEI, HE SHANLONG
• Format: Patent
• Language: Chinese; English
• Published: 05.06.2013
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS