
5 public-domain matches
Hydraulic Mining

W. & L. E. Gurley : Makers of Instruments for Civil, Mining and Hydraulic Engineers, Surveyors, and Contractors
IS 7895: Tests for fire resistant characteristics of hydraulic fluids used in mining machinery
Hydraulic Mining and Desulphurisation Plant at Borgolai, Assam (5-Dec-1991)
The Law and the Miner