Physical model of a thermodrill projectile
Authors:
Abstract
The efficiency of well sinking in glacial deposits by thermo-drilling shells is largely determined by the selection and maintenance of rational modes of operation of the crown-heater and the system of melt water removal from the bottom hole during drilling ...
Область исследования:
(Archived) Without section
Funding:
None
Similar articles
Development of the control system of the underwater rotary column sampler
1981 A. V. Lukoshkov, I. G. Shelkovnikov
Prediction of mechanical speed of diamond drilling with different cleaning agents
1981 L. K. Gorshkov, A. M. Yakovlev