Roof pressure monitoring system

Details Roof pressure monitoring system Roof pressure monitoring system

1982-11-10

1986-04-08

Krass, Errol A.

Boots, shoes, and leggings

73784, 299 1, 364420, G01N 700, E21C 4100

Patent

active

045817120

ABSTRACT:
A mine safety system and method of measuring and monitoring the mine roof support stress levels. The information which is continuously gathered is recorded and stored so that a substantially complete history of each selected roof bolt is available to mine management personnel so that a determination may be made as to what action should be taken to protect the safety of the people working in the mine.

REFERENCES:
patent: 3111655 (1963-11-01), Kotarsky et al.
patent: 3427876 (1966-07-01), Steele et al.
patent: 3646553 (1972-02-01), Conkle
patent: 3949353 (1976-04-01), Waters et al.
patent: 4066992 (1978-01-01), Buller et al.
patent: 4136556 (1979-01-01), Graham
patent: 4217849 (1980-08-01), Brown et al.
patent: 4271407 (1981-06-01), Kehrman et al.
patent: 4400694 (1983-08-01), Wong et al.

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