Possibilities And Limitations Of Waterjet-Assisted Tunnel Boring In German Coal Mines

Society for Mining, Metallurgy & Exploration
Johannes Henneke Wilhelm Knickmeyer
Organization:
Society for Mining, Metallurgy & Exploration
Pages:
20
File Size:
815 KB
Publication Date:
Jan 1, 1979

Abstract

PREFACE For about 1 year Bergbau-Forschung GmbH, central research institute of the German Coal Mining Industry, undertakes full size tests for waterjet assisted tunnel¬boring in German coal mines (Fig. 1). These tests are performed with a tunnelborer of 2.6 m diam in an upper [ ]
Citation

APA: Johannes Henneke Wilhelm Knickmeyer  (1979)  Possibilities And Limitations Of Waterjet-Assisted Tunnel Boring In German Coal Mines

MLA: Johannes Henneke Wilhelm Knickmeyer Possibilities And Limitations Of Waterjet-Assisted Tunnel Boring In German Coal Mines. Society for Mining, Metallurgy & Exploration, 1979.

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