PLANT FOR PRODUCTION OF WALL STONEWARE AND/OR STONEWARE TILE Russian patent published in 1997 - IPC

FIELD: production of wall stoneware and/or stoneware tile. SUBSTANCE: plant has a shop for preparation of clay starting material, stoneware moulding station with a screw extruder, furnished with a device for electromagnetic pulse machining of bar and a device for induction of a variable electric field applied to the latter, device for cutting the moulded bar, drier, kiln. Besides, provision is made for electromagnetic pulse machining control units and a device for induction of a variable electric field, as well as a drying condition control unit. The screw extruder is furnished with a screen against the action of electromagnetic field outside its casing. EFFECT: enhanced safety of work. 3 cl