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Problems of exploitation of Werminghof II lignite field
Problems of exploitation of Werminghof II lignite field, west of Little Spree River, Prussia; description of new field; necessity of hydrological investigation of underground conditions pointed out; two systems of mining by means of groundwater sinking described; practical experiences with deep well pumps. See also article by F. NEUMANN, in n 21 May 22 p 352-7, in which planning and excavating operations are described.
Problems of exploitation of Werminghof II lignite field
Problems of exploitation of Werminghof II lignite field, west of Little Spree River, Prussia; description of new field; necessity of hydrological investigation of underground conditions pointed out; two systems of mining by means of groundwater sinking described; practical experiences with deep well pumps. See also article by F. NEUMANN, in n 21 May 22 p 352-7, in which planning and excavating operations are described.
Problems of exploitation of Werminghof II lignite field
Ueber Aufschlussfragen des Grubenfeldes Werminghoff II
Tracksdorf (author)
Braunkohle ; 36
1937
7 pages
Article (Journal)
German
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