Abstract
The washing head is the most important sub-assembly in a water well drilling installation, and ensures the operation of the installation on the principle of "hydraulic rotary drilling with direct circulation of drilling fluid", whereby, inside the rotating drill rod assembly is injected, through the washhead, drilling fluid from the discharge of the drilling mud pump, which is fed from a pit (pit) dug below ground level.
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Schedule a callMore From: The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science
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