Last edited by Balrajas
Monday, July 27, 2020 | History

2 edition of Use of sheathed explosive charges on longwalls found in the catalog.

Use of sheathed explosive charges on longwalls

Richard J. Mainiero

Use of sheathed explosive charges on longwalls

by Richard J. Mainiero

  • 240 Want to read
  • 26 Currently reading

Published by Dept. of the Interior in Washington, DC .
Written in English

    Subjects:
  • Coal mines and mining -- Explosives -- Testing,
  • Longwall mining.

  • Edition Notes

    Other titlesSheathed explosive charges on longwalls.
    Statementby Richard J. Mainiero and Lon D. Santis.
    SeriesReport of investigations (United States. Bureau of Mines) -- no.9294.
    ContributionsSantis, Lon D.
    Classifications
    LC ClassificationsUSBMRI#9294 1989
    The Physical Object
    Pagination8 p
    ID Numbers
    Open LibraryOL22071939M
    LC Control Number89-600272


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Use of sheathed explosive charges on longwalls by Richard J. Mainiero Download PDF EPUB FB2

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.

We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services. 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] : Wilhelm Berg.

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.