Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Progress in underground stowage of dirt
Improvement in technique of control of strata movement at coal face; need for development of solid stowing of goaf; experience in pneumatic and mechanical stowing. (See also Instn Min Engrs -- Trans v 117 pt 2 Nov 1957 p 119-34 (discussion) 134-7)
Progress in underground stowage of dirt
Improvement in technique of control of strata movement at coal face; need for development of solid stowing of goaf; experience in pneumatic and mechanical stowing. (See also Instn Min Engrs -- Trans v 117 pt 2 Nov 1957 p 119-34 (discussion) 134-7)
Progress in underground stowage of dirt
Colliery Guardian
Longden, J.E. (Autor:in) / Saul, H. (Autor:in)
Colliery Guardian ; 194
1957
7 pages
Aufsatz (Zeitschrift)
Englisch
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Dirt cleaning device for cleaning underground pipeline
| Europäisches Patentamt | 2020
British Library Online Contents | 1996
Dirt removing device for cleaning underground pipelines
| Europäisches Patentamt | 2021