Drilling and grinding tool for downhole operation

• Main Authors: LIU LEI, HE JIA, REN HAITAO, ZHOU CHUNXIAO, ZHAO JIAHUI, DENG XIULI
• Format: Patent
• Language: Chinese; English
• Published: 16.07.2024
• 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

The drilling and grinding tool comprises an upper connector, a tool body and cutting teeth, an upper center flow channel is formed in the upper connector, and connecting threads are arranged on the upper portion of the upper connector; a lower center runner is arranged in the tool body, and cutting...