Method for classification of coals for coke production

Method for determining the purity of processed waste glass

Method for processing a slurry of coal particles in water

Method for processing domestic garbage

Method for processing raw coal

Method for processing vegetable, fruit and garden waste

Method for recycling the water used in a process for recovering

Method for selecting hollow microspheres for use in laser fusion

Method for separation of large sized salt containing minerals

Method for sorting product

Method of recovering metal and/or oxide thereof in a slurry...

Placer gold mining method, placer gold mining boat used in this

Process and apparatus for separating plastics from contaminants

Process and installation for recovering usable materials from wa

Process in the cleaning of seed, grain and similar goods, and a

Purification apparatus for water purification and purification s

Purification of rutile

Recovery in phosphate ore flotation process

Recovery of tin

Scheelite flotation