A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Use of subaudible noises for prediction of rock bursts
Continuation of study described in Part I, by senior author, indexed in Engineering Index 1941 p 758, as Report Investigations n 3555; series of tests conducted over 2 mo period at Ahmeek mine of Calumet and Hecla Consolidated Mining Co at Ahmeek, Mich, with new apparatus designed particularly for this purpose.
Use of subaudible noises for prediction of rock bursts
Continuation of study described in Part I, by senior author, indexed in Engineering Index 1941 p 758, as Report Investigations n 3555; series of tests conducted over 2 mo period at Ahmeek mine of Calumet and Hecla Consolidated Mining Co at Ahmeek, Mich, with new apparatus designed particularly for this purpose.
Use of subaudible noises for prediction of rock bursts
U S Bur Mines -- Report Investigations
Obert, L. (author) / Duvall, W. (author)
1942
22 pages
Supp plates
Report
English
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