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" When the seam crops out at surface. Doggy — An underground superintendent, employed by the butty. Downfall — A downthrow. Dialling— Surveying the different ramifications of the mines by means of the magnetic needle. Dressei — A large pick, used... "
Technologisches wörterbuch, deutsch-englisch-französisch ...: bd. English ... - Página 129
editado por - 1870
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Journal of the Franklin Institute

1848 - 966 páginas
...perpendicularly round the pillars and ribs, in order to let the coals fall. Cog — A small square building ot rough stones, or coals, left to support the roof during the operation of holing. Cropping-oul — When the seam crops out at surface. Doggy — An underground superintendent, employed...
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The Mining Almanack for ...

1849 - 604 páginas
...coal being cut perpendicularly round the pillars and ribs, in order to let the coals fall. Cog, — A small square building of rough stones, or coals,...to support the roof during the operation of holing. Crowbar. — Wrought-iron levers of various lengths, for rifting out the large coals. Capstan and Rope....
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Technologisches Wörterbuch in deutscher, französischer und englischer ...

1870 - 680 páginas
...eu pierre sčche, (Hainaut:) mureau m. ou murtia m., (Belg. :) muray ». Cog s. [South-Staffordsh.] (a small square building of rough stones or coals,...the roof during the operation of holing) (Min.) Die Bergversatzmauer, der Versalzpfeiler. Pilier m. de remblais. to Cog t>. a., to Join ta by cogging (Carp.)...
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Journal of the Franklin Institute

1848 - 492 páginas
...perpendicularly round the pillars and ribs, in order to let the coals fall. Cog — A small square building ol rough stones, or coals, left to support the roof during the operation of holing. Cropping-out — When the seam crops out at surface. Doggy— An underground superintendent, employed...
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