Drilling rigs for deep wells
Subtitle: for presentation at the Petroleum Mechanics Engineering Conference, Amarillo, Texas, October 3-6, 1948, of the American Society of Mechanical Engineers
By: by Joseph R. Mahan.
Series: American Society of Mechanical Engineers.  Paper, no. 48-Pet-20
Publisher: American Society of Mechanical Engineers
Published: 1948
Place of publication: New York
Language: eng
Number of pages: 20
Subjects: Wells.; Drilling and boring machinery.
Notes: "List of referecnes": p. 20.