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Three Potential Longwall Mining Methods for Thick, Coal Seams in the Western United States.

Authors
Oitto-RH
Source
NTIS: PB 299 568 :34 pages
Link
NIOSHTIC No.
10008033
Abstract
Three longwall mining methods practiced in foreign countries are described that have potential for increasing underground recovery and productivity in thick coalbeds of the western United States. The methods are multislice longwalling, longwall caving, and high- face longwalling. Foreign practices and possible application in the United States are discussed.
Publication Date
19790101
Document Type
IH; Information Circular;
Fiscal Year
1979
NTIS Accession No.
PB-299568
NTIS Price
A04
Identifying No.
IC 8792
Source Name
NTIS: PB 299 568
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