Machine and machines tools for use in aluminium electrolysis plants, namely devices for conveying, distributing and controlling flows of alumina powder through pot rooms and aluminium electrolysis cells.

Furniture; Stools; Bathroom furniture; Camping furniture; Chaise longues; Dining chairs; Dining room tables; Outdoor furniture; Patio furniture; Seats

PROJECTION SYSTEMS FOR VIDEO/STILL IMAGES COMPRISED OF A COMPUTER, IMAGE PROCESSOR AND PROJECTORS FOR CONTROLLING COLOR, DISTORTION AND BRIGHTNESS AND PRODUCING ONE UNIFORM IMAGE