Nauka innov. 2006, 2(3):98-100
https://doi.org/10.15407/scin2.03.098

A. Kozhevnikov
National Mining University, Dnipropetrovsk, Ukraine

 

Tungsten Carbide Core Drill Bit STK

Section: Energy-Saving Technologies in Mining and Metallurgy, Fuel and Energy Complex of Ukraine
Language: Russian
Abstract: Tungsten carbide core drill bit STK are intended for core rotary and rotaryshock drilling of holes of various purpose in few and average abrasivity rocks of average hardness and firm. Application tungsten carbide core bit STK provides growth of technical and economic parameters as rotary, so rotaryshock drilling.
Key words: tungsten carbide core bit, mechanical speed, length, flight, drilling.

References:
1. Kozhevnikov A. A. Nauchnye osnovy vrashhatel'noudarnogo burenija glubokih geologorazvedochnyh skvazhin vysokochastotnymi gidroudarnymi mashinami s otrazhateljami gidravlicheskih voln: Dis. dokt. tehn. nauk. Dnepropetrovsk, 1998 [in Russian].
2. Kozhevnikov A. A., Goshovskij S. V., Martynenko I. I. Impul'snye tehnologii burenija geologorazvedochnyh skvazhin. Kyiv: Izd. UkrGGRI, 2003 [in Russian].