Face of coal

(Mining) the principal cleavage plane, at right angles to the stratification.

See also: Face

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Most accidents of coal and gas outburst in tunnel face of coal roadway occur near the geological structure (Shepherd et al.
According to the records [1], more than 80 % of water disasters occur at the heading face of coal roadway.
The automated system of calculation of power supply systems of stope face of coal mines.
In order to analyse the load-carrying characteristics of the combined natural arch structure of multi-gob roofing of Jurassic close distance coal strata in Datong minefields, the natural arch structure of the gobs after the excavation of a single working face of coal strata is analysed first.
The second is a nod to the Miners' Strikes of 1984/85, '80s Pop Culture' - featuring models that pay tribute to the decade that changed the face of coal mining forever.
Designed as the new face of coal, PSEC is a combined underground coal mine and power plant project built on the same campus, adjacent to each other, and functioning as one symbiotically connected unit.
Responding to Regulation, Enhancing Operational Efficiency & the New Face of Coal Chemical Industry
While in the face of coal and steel closures in the 1960s and 1970s, lip service was paid to regional development, successive London governments were unable to create a manufacturing base in Wales.
OLD FACE OF COAL Ellington Colliery pithead against the skyline.