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    Props on longwall faces

    Requirements of ideal prop discussed; various types of prop examined, from standpoint of their suitability for longwall support; condition of strata at coal face; wood props; steel girder and tubular steel props; yielding props (Continental types); concrete props; replacement of wood by steel. (See also - n 191 Jan 1940 p 13-6)

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    Props on longwall faces

    Requirements of ideal prop discussed; various types of prop examined, from standpoint of their suitability for longwall support; condition of strata at coal face; wood props; steel girder and tubular steel props; yielding props (Continental types); concrete props; replacement of wood by steel. (See also - n 191 Jan 1940 p 13-6)

    Access

    Access via TIB
    Check availability in my library

    Props on longwall faces

    Requirements of ideal prop discussed; various types of prop examined, from standpoint of their suitability for longwall support; condition of strata at coal face; wood props; steel girder and tubular steel props; yielding props (Continental types); concrete props; replacement of wood by steel. (See also - n 191 Jan 1940 p 13-6)

    Access

    Access via TIB
    Check availability in my library

    Access

    Access via TIB
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    Document information
    Similar titles

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    Document information
    Title:

    Props on longwall faces

    Additional title:

    Colliery Eng

    Published in:

    Colliery Engineering ; 17

    Publication date:

    1940

    Type of media:

    Article (Journal)

    Type of material:

    Print

    Language:

    English

    Keywords:

    Coal mines and mining

    © Metadata Copyright Elsevier B. V. All rights reserved.

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