Accidents involving canting-out of roof supports; conclusions drawn from available evidence; roof control in longwall workings and in bord and pillar workings; other accidents discussed. Extracts from second report of Durham advisory committee and Northumberland advisory committee. Before North of England Inst Min and Mech Engrs. (See also - n 4325 Nov 19 1943 p 621-5; Iron and Coal Trades Rev v 147 n 3950 Nov 12 1943 p 750)


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    Titel :

    Falls of ground


    Weitere Titelangaben:

    Colliery Guardian


    Erschienen in:

    Colliery Guardian ; 167 , n 4326


    Erscheinungsdatum :

    1943


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :



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