Technical progress in the mechanization of roadway drivage in coal and stone ; increase in the share of roadways driven by heading machines / transmitted by the Belgian Government.
Belgium
1983

Details

Symbol[E/ECE/]COAL/GE.1/R.50/Add.2
TitleTechnical progress in the mechanization of roadway drivage in coal and stone ; increase in the share of roadways driven by heading machines / transmitted by the Belgian Government.
AuthorsBelgium
DateGeneva : UN, 18 Feb. 1983.
Description
23 p. : tables
CollectionsResource Type > Documents and Publications > Other Documents and Publications
UN Bodies > Economic Commissions > Economic Commission for Europe
UN Bodies > Economic and Social Council

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