Research on the transmission of electromagnetic signals : between mine workings and the surface

Geyer, Richard G.; Keller, George V.; Ohya, Takashi

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Research on the transmission of electromagnetic signals : between mine workings and the surface

1974
By Geyer, Richard G. ; Keller, George V. ; Ohya, Takashi

[PDF-2.69 MB]

English

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Details:

Personal Author:

Geyer, Richard G. ; Keller, George V. ; Ohya, Takashi

Geyer, Richard G. ; Keller, George V. ; Ohya, Takashi Less -
Corporate Authors:

Colorado School of Mines. ; United States. Bureau of Mines.

Colorado School of Mines. ; United States. Bureau of Mines. Less -
Subjects:

[+]

Coal Mines And Mining/Safety Measures Mine Communication Systems
Document Type:

Report
Funding:

USBM contract no. H0101691
Pages in Document:

124 leaves
Resource Number:

Open file report (United States. Bureau of Mines) ; 1974-61
Collection(s):

National Institute for Occupational Safety and Health
Main Document Checksum:

[+]

urn:sha-512:fd7a34969b44f1604fd30f55d0111fbe4998be496eb8be96eabaee70416d36b73cb6e0645d097b4a8bc984b28f8ad8913b1ed32a00b2fdf518a375f9faf37fa4
Download URL:

https://stacks.cdc.gov/view/cdc/8838/cdc_8838_DS1.pdf
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Research on the transmission of electromagnetic signals : between mine workings and the surface

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