Surface-active fatty acid ester derivatives and/or fatty...

Surfactant mixtures as collectors for the flotation of...

Suspension device and rapping mechanism for electrodes in an...

Sweeper magnet

Swing hammer rapping system for electrostatic precipitator

Sylvinite ore concentration

Sylvinite ore concentration

System and method for recovery of hydrocarbons from tar sands

System and method for removing contaminants from liquid

System and method of heat and water recovery from tailings...

System and process for reclaiming forging compounds

System and process for removing oil containing machining...

System for controlling an electrostatic precipitator using...

System for controlling separating gravity in dense media...

System for debris elimination and item separation and method...

System for separation of materials using suction air power

System for sink-float separation of solid particles

System for sorting viable seed

System for the separation of magnetically attractable particles

System for treating gases or fluids with pulsed corona...