Lessons in well servicing and workover. lesson 1. introduction to oilwell service and workover.

Lessons in well servicing and workover. lesson 1. introduction to oilwell service and workover.
Texas : Petroleum Extension Service,. 1971.
English
Text
v, 73 hlm., ilus., 28 cm.
Perpustakaan PEM Akamigas DIGITAL LIBRARY PEM AKAMIGAS (Call Number: 622.24 Pet l-I.)