Author: Tobias W. GoodmanPublisher:
ISBN:
Category : Boring
Languages : en
Pages : 20
Book Description
Horizontal Trajectories of Rotary-drilled Holes
Author: Tobias W. GoodmanPublisher:
ISBN:
Category : Boring
Languages : en
Pages : 20
Book Description
Horizontal Trajectories of Rotary-drilled Holes
Author: Tobias W. GoodmanPublisher:
ISBN:
Category : Boring
Languages : en
Pages : 11
Book Description
Comparison of Rotary and In-hole Motor Techniques for Drilling Horizontal Boreholes in Coal
Author: Stephen J. KravitsPublisher:
ISBN:
Category : Boring
Languages : en
Pages : 40
Book Description
Rotary Drilling Holes in Coalbeds for Degasification
Author: Joseph CervikRotary Drilling Techniques Used in the Beckley Coalbed
Author: Tobias W. GoodmanPublisher:
ISBN:
Category : Coalbed methane drainage
Languages : en
Pages : 20
Book Description
Structural Stability and Oxidation Resistance of Substitute Alloys with Various Cr and Mn Levels
Author: Je Myung OhPublisher:
ISBN:
Category : Chromium-iron alloys
Languages : en
Pages : 448
Book Description
Report of Investigations
Author: List of Bureau of Mines Publications and Articles ... with Subject and Author Index
Author: United States. Bureau of MinesPublisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 412
Book Description
List of Bureau of Mines Publications and Articles ... with Subject and Author Index
Author: United States. Bureau of Mines. Branch of Editorial ServicesPublisher:
ISBN:
Category : Mineral industries
Languages : en
Pages : 420
Book Description
Author: