shaft pillar

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shaft pillar [′shaft ‚pil·ər]

(mining engineering)

A large area of a coal or ore seam which is left unworked around the shaft bottom to protect the shaft from damage by subsidence.

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No references found			2 ------------------------------------------------------------------- ------------------------------------------------------------------- Not included in the Harmony (mid 2001) statement Main Shaft Pillar (Measured & Indicated) 2,425 12. Aberdeen Clarifies Press Release by Business Wire The work on the crown and shaft pillars will then begin, with production slated to resume toward the end of 2001. Richmont Mines Announces Its Second Quarter Results by Business Wire The work on the crown and shaft pillars will then begin, with production slated to resume toward the end of 2001. Louvem Announces Second Quarter Results for 2001 by Business Wire			Shafonskii, Afanasii Shafonskii, Afanasii Filimonovich Shafran, Daniil Shafran, Daniil Borisovich Shafranovo Shafranovskii, Ilarion Shafranovskii, Ilarion Ilarionovich Shaft shaft alley shaft allowance shaft balancing Shaft Bottom shaft cable shaft capacity shaft column shaft coupling shaft crusher shaft deformation bar shaft drilling Shaft Furnace shaft hopper shaft horsepower shaft house shaft kiln shaft lining shaft pillar shaft plumbing shaft pocket shaft ring shaft siding shaft signaling shaft sinking Shaft Spillway shaft station shaft strut Shaft Ventilation shaft wall shaft-position encoder Shaft-Sinking Aggregate Shaft-Sinking Complex shaft-sinking drill Shaft-Sinking Drilling Rig shafted impost shafted jamb Shafter, William Rufus Shaftesbury Shaftesbury, Anthony Ashley Cooper, 1st earl Shaftesbury, Anthony Ashley Cooper, 1st earl of Shaftesbury, Anthony Ashley Cooper, 3d earl of Shaftesbury, Anthony Ashley Cooper, 3rd earl Shaftesbury, Anthony Ashley Cooper, 7th earl			shaft capacity shaft column Shaft Control Unit shaft coupling shaft crusher shaft deformation bar shaft drilling Shaft drive Shaft Drive Axis Shaft Driven Compressor Shaft Driven Lift Fan shaft feather Shaft furnace Shaft furnace shaft hopper shaft horsepower shaft horsepower shaft house shaft kiln shaft lining shaft louse shaft louse shaft louse Shaft mining Shaft Mounted Speed Reducer shaft of anchor endosteal implant shaft of anchor endosteal implant shaft of anchor endosteal implant shaft of anchor endosteal implant shaft of light shaft pillar shaft plumbing shaft pocket Shaft Rate Shaft Revolutions Per Minute shaft ring shaft ring shaft seal Shaft Seal Cooling Water shaft siding shaft signaling shaft sinking shaft spillway shaft station shaft strut Shaft Ventilation shaft wall Shaft Wheel Assembly Shaft-Driven Compressor shaft-position encoder Shaft-Sinking Aggregate Shaft-Sinking Complex shaft-sinking drill Shaft-Sinking Drilling Rig Shaft-to-Bore Misalignment shafted shafted shafted shafted

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