Search Documents
Search Again
Search Again
Refine Search
Refine Search
-
The Application of Pre-tensioned Grouted Tendons at Harworth Colliery, UK
By Chris Adams
The application of pre-tensioned tendon roof support assisted Harworth Colliery in their revival, from impending closure to lowest cost deep-mined producer in the UK, over just six months last year. T
Jan 1, 2003
-
Control Mechanism of a Tensioned Bolt System in the Laminated Roof with a Large Horizontal Stress
By Song Guo
This paper will present the roof bolting finite element model developed at Jennmat Corporation used to study the control mechanism of the tensioned bolt system in the laminated roof with a large horiz
Jan 1, 1997
-
Scale Model Studies To Investigate The Effects Of Various Stressfields On The Stability Of Pillars Between Mine Roadways (359d84ec-978c-4bf2-a810-72bdf384bacc)
By K. Goshtasbi Goharizi
This paper discusses experimental results of physical scale models employed to study the stability of a pillar between rectangular roadways. A programme of laboratory investigations utilising a bi-axi
Jan 1, 1992
-
Chemical Destressing to Alleviate Rockbursts
By S. P. Singh
Destress blasting is commonly used in the mines to minimize the occurrence of rockbursts. The fracturing created by destressing in the vicinity of the face reduces the stress concentration by pushing
Jan 1, 1987