2 edition of Use of sheathed explosive charges on longwalls found in the catalog.
Use of sheathed explosive charges on longwalls
Richard J. Mainiero
|Other titles||Sheathed explosive charges on longwalls.|
|Statement||by Richard J. Mainiero and Lon D. Santis.|
|Series||Report of investigations (United States. Bureau of Mines) -- no.9294.|
|Contributions||Santis, Lon D.|
|LC Classifications||USBMRI#9294 1989|
|The Physical Object|
|LC Control Number||89-600272|
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Additional Physical Format: Online version: Mainiero, Richard J. Use of sheathed explosive charges on longwalls. Washington, D.C.: U.S. Dept. of the Interior, Bureau.
Get this from a library. Use of sheathed explosive charges on longwalls. [Richard J Mainiero; Lon D Santis; United States. Bureau of Mines.]. Use of the sheathed charge reduced the downtime of the longwall panel to 15 or 30 min as compared with the 1 to 2 h required to drill and shoot the [Show full abstract] stone.
The Bureau of Mines in cooperation with Jim Walter Resources, Inc. (JWR), in Brookwood, AL, evaluated the use of sheathed explosive charges in breaking up large stones that can jam the feeder. Design criteria for sheathed permissible explosive charge for open shooting in flammable atmospheres.
[Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Mines, (DLC) Fixed Blade Knives Fixed-blade knife always ready for use and dependable. Inherently stronger than folding knives but and usually must be carried in a sheath and not easily concealed. Explosive definition is - relating to, characterized by, or operated by explosion.
How to use explosive in a sentence.