Electromechanical column drilling shell on a load-carrying cable for cleaning of bottom-hole zones of oil wells
Authors:
About authors
- Postgraduate student G.V. Plekhanov Saint Petersburg Mining Institute
Abstract
The paper studies a dynamically-balanced electromechanical core drilling tool on a carrying cable, its purpose and the area of its application, construction and design diagrams, a mathematical model and a block scheme of the closed system with positive feedback.
Область исследования:
(Archived) Geotechnical engineering, powerengineering and automation
Similar articles
Development of technology of processing of low-quality coal with the purpose of extraction of non-ferrous metals from it
2007 G. S. Roshchin
Influence of engineering-geological and geo-ecological conditions on development of deformations and destruction of underground structures lining in St. Petersburg
2007 E. Yu. Shatskaya