Procedure for manufacturing artistic and utilitarian objects from stone

摘要

Our invention titled A Procedure for Manufacturing Artistic and Utilitarian Articles From Stone, consists basically on cutting the stone blocks into flagstones to elaborate artistic and utilitarian objects and may be applied to nearly any kind of hard stone such as alabaster, onyx, marble, agate, etc. The flagstones are cut into pieces of different shapes according to the design of the object to work; then the stone pieces are refined with sandpaper to obtain a smooth and polished surface; finally the object is assembled by soldering the refined stone pieces using copper foil and lead or silver-based welding.