Solicitante: GRUPPO CONCORDE S P A
N. de solicitud: WO2007IB02814
N. de publicación: WO2008038116
A tile comprises an exposed layer provided with a separation zone between a first portion and a second portion of said tile, said first portion and said second portion being made of a first ceramic material and a second ceramic material, respectively, said first ceramic material being a first semiconductor material having a type p structure, said second ceramic material being a second semiconductor material having a type n structure and said separation zone being a p-n joint arranged for generating an electric current when illuminated by solar radiation; a tile comprises an exposed surface having a striped decoration, said decoration extending along said exposed surface through a significant thickness of said tile; a method for forming tiles comprises supplying doped semiconductor ceramic materials through an inlet opening of dispensing means and dispensing said doped semiconductor ceramic materials through a release opening of said dispensing means opposite said inlet opening, said supplying comprising further dispensing said doped semiconductor ceramic materials through a plurality of dispensing nozzles leading into an enclosure body in which said inlet opening is provided; an apparatus for forming, tiles comprises dispensing means arranged for receiving ceramic materials through an inlet opening and dispensing said ceramic materials through a release opening opposite said inlet opening, said dispensing means comprising a plurality of dispensing nozzles opening into an enclosure body in which said inlet opening is provided.
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