عنوان
پدید آورنده
موضوع
رده
TN,871.3,.V269,1976
TN
,
871
.
3
,.
V269
,
1976
کتابخانه
محل استقرار
0886981670
English Book
The bit
Austin, Tex.
Petroleum Extension Service, Division of Continuing Education, University of Texas at Austin,
1976
v, 28 p. ill., 28 cm.
ng
Bits (Drilling and boring)
Oil well drilling- Equipment and supplies
622
,.
3381
TN
,
871
.
3
,.
V269
,
1976
University of Texas at Austin.Petroleum Extension Service.
International Association of Drilling Contractors.
Title
