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Extensible Brattice Support System for Mine Face Ventilation.

Authors
Divers-EF; Lascola-JC; Behers-RG
Source
U S Patent 1985 Jan; (4):
Link
NIOSHTIC No.
10004170
Abstract
Note: abstracts are not available for patents at this time.
Publication Date
19850101
Document Type
PA;
Fiscal Year
1985
NTIS Accession No.
NTIS Price
Issue of Publication
4
NIOSH Division
PRC;
Source Name
U.S. Patent No. 4,494,894, Jan. 22, 1985
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