Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Author describes methods of support for permanent roadways that have been devised after close investigation of problem at mines under his charge.
Author describes methods of support for permanent roadways that have been devised after close investigation of problem at mines under his charge.
Roof support in modern colliery
Min Mag
Fisher, O. (Autor:in)
Mining Magazine ; 53
1935
8 pages
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Roof bolt anchorage at michel colliery
| Engineering Index Backfile | 1963
Observations on methane roof layer at Cambrian Colliery
| Engineering Index Backfile | 1968
Bentinck colliery of new Hucknall Colliery Co, Ltd
Engineering Index Backfile | 1934
| Engineering Index Backfile | 1955
| Engineering Index Backfile | 1940