Brantly, J. E. <br/><br/>
Rotary Drilling Handbook 

 - 5a. ed. 
 - United States of America:  Palmer,  1952 
 - 702 p. 
<br/><br/>Basic principles of oil well drilling. Power plants. Circulating pumps. Derricks and masts. Prime movers and hoists. Rotary table units. Feed controls. Derrick equipment. Lubrication. Wire lines. Drilling shaft. Bits. Drilling fluid. Rotating speeds 
<br/><br/> Texto en idioma ingles. 
<br/><br/><label>Dewey Class. No.: </label>Chacón 553.28/ D821r