Efficiency and rational application of various methods and techniques of water drainage in opencast mining : questionnaire / transmitted by the Government of the Union of Soviet Socialist Republics.
1984
Details
Symbol[E/ECE/]COAL/GE.5/R.30/Add.1
TitleEfficiency and rational application of various methods and techniques of water drainage in opencast mining : questionnaire / transmitted by the Government of the Union of Soviet Socialist Republics.
AuthorsUSSR
DateGeneva : UN, 24 Jan. 1984.
Description
2 p.