pressure block

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pressure block [′presh·ər ‚bläk]

(mining engineering)

The pressure on pillars, walls, and other supports in a mine caused by removal of surrounding formations from masses of rocks or by natural geological formations.

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No references found			On top of that, the high pressure blocks off the flow of cooler air from off the ocean and over the Coast Range. The heat's on for next couple of days by The Register-Guard (Eugene, OR) This pressure blocks the free flow of air into your lungs and can cause snoring. How to Stop Snoring Tips for Learning How to Stop Snoring by Elizabeth V. Bindas / Health care industry community In glaucoma, high inner-eye pressure blocks blood flow to the optic area and damages cells important to vision. Old drug, new uses? Anemia drug also protects against nerve damage by Christensen, Damaris / Science News			Pressburg, Treaty of Pressburg, Treaty of 1805 Pressburger pressed brick pressed density pressed distillate pressed edge pressed glass pressed loading pressed reflector lamp pressed steel Pressed Wood pressed-disk technique pressed-metal ceiling Presser, Theodore Pressing pressolution pressolved Pressoreceptors Pressure pressure altimeter pressure altitude pressure angle pressure bag pressure bar pressure block pressure bomb pressure breccia pressure broadening pressure bulb pressure bump pressure burst pressure cable pressure carburetor pressure casting pressure cell pressure center Pressure Chamber pressure coefficient pressure connector pressure contour pressure control pressure cooker pressure creosoting pressure decline pressure deflection pressure depletion pressure depth pressure distillate pressure distribution pressure drag			Pressure altitude Pressure Ambient Pressure and Temperature Limits Report Pressure and Terminator Pressure angle Pressure Anomaly Detection pressure area pressure area pressure area pressure area pressure area Pressure Assisted Densification Pressure at Zero Flow pressure atrophy pressure atrophy pressure atrophy pressure atrophy pressure bag Pressure Balance Anchor Pressure Balance Valve Pressure Balanced Safety Joint Pressure bandage Pressure bandage Pressure bandage pressure bar Pressure barrier osmosis Pressure barrier osmosis Pressure barrier osmosis Pressure barrier osmosis pressure bars pressure block pressure bomb Pressure Boundary Subsystem pressure breathing Pressure Breathing for Altitude Pressure Breathing for Gravity pressure breccia pressure broadening Pressure Build-Up pressure bulb pressure bump pressure burst pressure cabin pressure cable pressure carburetor pressure casting pressure cell pressure center Pressure chamber Pressure chamber Pressure chambers Pressure chambers Pressure coefficient Pressure Compensated Flow Control Pressure Composition Isotherms pressure cone pressure cone pressure cone pressure connector

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