by Yakov A. Gelfgat, Mikhail Y. Gelfgat, and Yuri S. Lopatin
Volume Two provides detailed descriptions and case studies of the several technologies developed and widely used in Russia. There are directional drilling, deep and ultra-deep well construction, underbalanced drilling, rotary-turbine drills, underreamers, and retractable drill bits.
Key Features and Benefits:
- Valuable Russian drilling techniques translated into English
- An excellent historical account of the development of drilling technologies in the FSU