A Glossary of Terms Used in Coal MiningE. & F.N. Spon, 1883 - 296 sider |
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Side 13
... block or rib of coal , & c . , left un- worked between two collieries or mines for security against accidents arising from the influx of water from one to another ; in width often as much as 100 yards . BARRIER SYSTEM ( N. ) . The most ...
... block or rib of coal , & c . , left un- worked between two collieries or mines for security against accidents arising from the influx of water from one to another ; in width often as much as 100 yards . BARRIER SYSTEM ( N. ) . The most ...
Side 21
... underground roadway not in use either for drawing coals , & c . , ven- tilation , or for travelling along , having stoppings placed across it . BLOCK COAL . Coal in large lumps . BLOCKY ( USED IN COAL MINING , ETC. 21.
... underground roadway not in use either for drawing coals , & c . , ven- tilation , or for travelling along , having stoppings placed across it . BLOCK COAL . Coal in large lumps . BLOCKY ( USED IN COAL MINING , ETC. 21.
Side 22
William Stukeley Gresley. BLOCK COAL . Coal in large lumps . BLOCKY ( B. ) . See Block Coal . BLOW . 1. To blast with gunpowder , & c . 2. A dam or stopping is said to blow when gas escapes through it . 3. ( Y. ) A roof is said to blow ...
William Stukeley Gresley. BLOCK COAL . Coal in large lumps . BLOCKY ( B. ) . See Block Coal . BLOW . 1. To blast with gunpowder , & c . 2. A dam or stopping is said to blow when gas escapes through it . 3. ( Y. ) A roof is said to blow ...
Side 27
... shafts and roadways , & c . , near the shafts . BOTTOMER . The person who loads the cages at the pit bottom , and gives the signals to bank ( 1 ) . BOTTOM PILLARS . Large blocks of solid coal or mine USED IN COAL MINING , ETC. 27.
... shafts and roadways , & c . , near the shafts . BOTTOMER . The person who loads the cages at the pit bottom , and gives the signals to bank ( 1 ) . BOTTOM PILLARS . Large blocks of solid coal or mine USED IN COAL MINING , ETC. 27.
Side 28
William Stukeley Gresley. BOTTOM PILLARS . Large blocks of solid coal or mine ( 1 ) , left unworked round about the pit shaft . See Shaft Pillar . BOTTOM STEWARDS ( Y. ) . Underground officials . BOTTOMS ( M. ) . The lowermost portion or ...
William Stukeley Gresley. BOTTOM PILLARS . Large blocks of solid coal or mine ( 1 ) , left unworked round about the pit shaft . See Shaft Pillar . BOTTOM STEWARDS ( Y. ) . Underground officials . BOTTOMS ( M. ) . The lowermost portion or ...
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apparatus bank bars beds blasting borehole boring rods brattice butty cage carried chain clay cloth Clunch coal measures coal seam Coal-field colliery constructed crown 8vo cylinder débris diameter drift driven drum edition empty engine plane explosion face fault feet fire fire-damp fixed floor furnace goaf ground haulage heading hole horse inbye inches inclined plane iron iron pyrites ironstone kind Kirving length load long-wall lower machinery minerals mines P. L. SIMMONDS pillar of coal pipe pit bottom pit-shaft plates prop pulley pumps raised rock roof running safety lamp sandstone seam of coal self-acting shale short side sinking pit slack solid coal sprags stall steam stone strata stratum surface thickness thin timber tool trams Treatise tubs underclay underground road upcast shaft ventilation vertical wagons wall wedging crib weight wheels winding engine winding rope wooden yards
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