Non-standard 187.33mm NC53 drilling tool nipple

• Main Authors: LU SHUANLU, WANG YALAN, KANG YANJUN, LU QIANG, LUO FAQIAN
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2010
• 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 utility model discloses a non-standard 187.33mm NC53 drilling tool nipple, wherein one end of a drilling tool pipe body is processed with an external thread joint and the other end thereof is processed with an internal thread joint matched with the external thread joint; the dimensions of the ex...