Patent ID: 7323133

Claim:
Method for producing ceramic items, comprising the following stages: preparing a given amount of starting material constituting at least a micromanufactured item ( 1 ), said starting material including at least a pre-ceramic polymer; forming said micromanufactured item ( 1 ) with said given amount of starting material; preparing a given amount of secondary material; associating the secondary material with the starting material, said stage of associating the secondary material with the starting material being carried out during the stage of forming said micromanufactured item ( 1 ) with said given amount of starting material; and dissociating said secondary material from said starting material, said stage of dissociating said secondary material from said starting material being carried out after the stage of forming said micromanufactured item ( 1 ) with said given amount of starting material; characterized in that said stage of associating the secondary material with the starting material is realized by co-extrusion and characterized in that it further comprises a stage of obtaining at least an inner cavity within the micromanufactured item ( 1 ) simultaneously to the stage of dissociating the secondary material from the starting material.