Method of hardfacing metal workpiece

Method of making tooth point and product

Method of movement over bottom of water basins and seas and...

Method of operating a bucket wheel excavator

Method of preventing the tangle of an endless rope moving in...

Method of protecting a metallic surface susceptible to...

Method of protecting a metallic surface susceptible to...

Method of reducing the load of one or more engines in a...

Method of retaining structural transmission members of a...

Method of, and apparatus for installing pipe lengths...

Method opencast or underground mining and tunnelling without...

Methods of and apparatus for pulverizing solid materials

Mine disposal apparatus and mine disposal method

Mine face traversing mining head

Mine tunnelling machine

Mine-field clearing apparatus

Mini earth scraper

Mini-excavator with improved valve arrangement

Miniature, portable, self-contained power machine

Mining concentrator