Rotary, kelly, swivel, tongs, and top drive
By: by L.D. Davis.
Contributors: University of Texas at Austin. Petroleum Extension Service.; International Association of Drilling Contractors.
Edition: 1st ed.
Series: Rotary drilling series ;; unit 1, lesson 4
Publisher: Petroleum Extension Service, University of Continuing Education in cooperation with International Association of Drilling Contractors, Houston, Tex.
Published: 1995
Place of publication: Austin, Tex
Language: eng
Number of pages: 148
Subjects: Oil well drilling rigs -- Equipment and supplies.
Notes: Includes index.
"Catalog no. 2.104101"--T.p. verso.