A Glossary of Terms Used in Coal MiningE. & F.N. Spon, 1883 - 296 sider |
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Side 4
... sometimes given to workmen on having to perform work under unusual conditions , e . g . when they are wet through . ALLOWANCE COAL . See Colliers ' coals . ALL - UPS ( Lei . ) . A mixture of every quality of coal , excepting fine slack ...
... sometimes given to workmen on having to perform work under unusual conditions , e . g . when they are wet through . ALLOWANCE COAL . See Colliers ' coals . ALL - UPS ( Lei . ) . A mixture of every quality of coal , excepting fine slack ...
Side 5
... sometimes as an underclay . ANEMOMETER . An instrument for measuring the velocity of the ventilating current in mines . ANTHRACITE . A hard , clean , bright , smokeless , and very pure variety of coal , having a conchoidal fracture ...
... sometimes as an underclay . ANEMOMETER . An instrument for measuring the velocity of the ventilating current in mines . ANTHRACITE . A hard , clean , bright , smokeless , and very pure variety of coal , having a conchoidal fracture ...
Side 10
... , on the bank . 4. The whole or sometimes only one side or one end of a stall or working place underground . 5. ( C. ) A large heap or stack of mineral on surface . ' BANK - HEAD . The upper end of an inclined 10 A GLOSSARY OF TERMS.
... , on the bank . 4. The whole or sometimes only one side or one end of a stall or working place underground . 5. ( C. ) A large heap or stack of mineral on surface . ' BANK - HEAD . The upper end of an inclined 10 A GLOSSARY OF TERMS.
Side 19
... sometimes acts as an Obersteiger . BETRIEBSPLAN ( Pr . ) . A sketch or rough plan of underground workings , proposed to be executed during the next 12 months , submitted for approval to the Revierbeamt . BIAT or BYAT . A timber stay or ...
... sometimes acts as an Obersteiger . BETRIEBSPLAN ( Pr . ) . A sketch or rough plan of underground workings , proposed to be executed during the next 12 months , submitted for approval to the Revierbeamt . BIAT or BYAT . A timber stay or ...
Side 22
... sometimes of enormous volume , filling a great portion of the workings of an extensive colliery in a few seconds only , and extinguishing nearly every lamp in the mine . 2. A man who blasts or fires shots in a pit , or who drills the ...
... sometimes of enormous volume , filling a great portion of the workings of an extensive colliery in a few seconds only , and extinguishing nearly every lamp in the mine . 2. A man who blasts or fires shots in a pit , or who drills the ...
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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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