Nikolay Kislyakov
Technical Director
Almazny Project
Higher education, Leningrad Mining Institute, mining engineer specialising in Technology and Technique of Exploration of Mineral Deposits
TECHNICAL SESSION 5 - MINEX Russia Forum
07 October 2021 / 14:00 - 15:30 | Glinka Hall
Experience of using HFC-hardening of threaded ends of drill pipes
Technology issues in the manufacture of drill pipes
• Preliminary volumetric hardening and tempering of ends
• Surface hardening of male thread protrusions
• Topcoats and thread compounds