Engineering & TechnologyExperimental longwall mining in a Pennsylvania anthracite mine (in two parts). 2, Use of a shearer loaderWilbert T Malenka![Experimental longwall mining in a Pennsylvania anthracite mine (in two parts). 2, Use of a shearer loader]()
Experimental longwall mining in a Pennsylvania anthracite mine (in two parts). 2, Use of a shearer loader
Wilbert T Malenka
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“Experimental longwall mining in a Pennsylvania anthracite mine (in two parts). 2, Use of a shearer loader” by Wilbert T Malenka: a public-domain book in…
Catalogue details
- Author
- Wilbert T Malenka
- Category
- Engineering & Technology
- Language
- English
- Source
- HathiTrust