TY - CPAPER AU - Boranbay Ratov AU - B. V. Fedorov AU - Volodymyr Khomenko AU - Aidar Kuttybayev AU - Manshuk Sarbopeyeva TI - DEVELOPMENT OF A COMBINED SPUD BIT FOR DRILLING TECHNOLOGICAL WELLS IN KAZAKHSTAN T2 - 24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Science and Technologies in Geology, Exploration And Mining, Vol 24, Issue 1.1 PY - 2024 SP - 565 EP - 574 DO - 10.5593/sgem2024/1.1/s06.71 PB - STEF92 Technology ER -