Circulation system of a pneumatic drill with central drilling mud removal

The article describes experimental testing of a pneumatic drill tool with reverse circulation of drill fluid. The authors assessed suitable clearance between downhole packer and drill hole walls and propose engineering design aimed for higher performance of the pneumatic drill circulation system.

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Bibliographische Detailangaben
Veröffentlicht in:	Journal of mining science 2013-03, Vol.49 (2), p.248-253
Hauptverfasser:	Lipin, A. A., Kharlamov, Yu. P., Timonin, V. V.
Format:	Artikel
Sprache:	eng
Schlagworte:	Circulation Drilling and boring Earth and Environmental Science Earth Sciences Geophysics/Geodesy Geotechnical Engineering & Applied Earth Sciences Mineral Resources Oil and gas field equipment Science of Mining Machines Tool industry
Online-Zugang:	Volltext
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Beschreibung
Zusammenfassung:	The article describes experimental testing of a pneumatic drill tool with reverse circulation of drill fluid. The authors assessed suitable clearance between downhole packer and drill hole walls and propose engineering design aimed for higher performance of the pneumatic drill circulation system.
ISSN:	1062-7391 1573-8736
DOI:	10.1134/S1062739149020068