Dust sources and controls for multiple-machine longwall faces
By: by Jay F. Colinet and Ellsworth R. Spencer.
Contributors: Spencer, Ellsworth R.; United States. Bureau of Mines.
Series: Report of investigations -- 9548.; Report of investigations (United States. Bureau of Mines) -- 9548.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1995
Place of publication: [Washington, D.C.?]
Language: eng
Format: Microform
Subjects: Longwall mining; Coal mines and mining -- Dust control; Mine dusts
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 95-0602-M.

Includes bibliographical references (p. 9).

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1995] 1 microfiche : negative.