General & OtherDevelopment of a successful hard-surfaced bit for drilling oil shaleTell Ertl![Development of a successful hard-surfaced bit for drilling oil shale]()
Development of a successful hard-surfaced bit for drilling oil shale
Tell Ertl
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“Development of a successful hard-surfaced bit for drilling oil shale” by Tell Ertl: a public-domain book in “General & Other”, written in English. Read it…
Catalogue details
- Author
- Tell Ertl
- Category
- General & Other
- Language
- English
- Source
- HathiTrust