You can also check the Durham Mining Museum and Ian Winstanley's Site. I have also used 'A Pit Terminology - Glossary Used in Coal Mining' a publication compiled by ...
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Major reorganisation occurred between 1956-61 and was concentrated mainly on coal clearance and ventilation. Larger fan houses and new engine houses were built for ...
Heavy Media Gravity Separation Heavy media gravity separation involves using a mixture of fine media material, such as magnetite (SG 5.1) or ferrosilicon (SG 6.8 ...