METHOD AND DEVICE FOR CONTINUOUS PREPARATION OF COLOURFUL MATERIALS IN FORM OF POWDER FOR MANUFACTURING CERAMIC PRODUCTS Russian patent published in 2009 - IPC C04B33/14 C04B33/28 C04B35/626 

FIELD: construction industry.

SUBSTANCE: uncoloured ceramic slurry is prepared, specified number of uncoloured ceramic slurry is supplied to mixing device for liquid and solid materials, metered amount of colouring agent is supplied in the form of powder to the same mixing device and uncoloured ceramic slurry and colouring agent in the form of powder are mixed, thus obtaining coloured ceramic slurry. The latter is supplied to the working reservoir of sprayer, ceramic slurry is divided into small drops, which are dried in hot air flow, thus obtaining the mass consisting of colourful solid granules to be used as base material for tile manufacture. Supply of uncoloured ceramic slurry and colouring agent, as well as their mixing, is performed as continuous process.

EFFECT: developing more flexible manufacturing allowing to enlarge product line, and decrease of production costs.

28 cl, 7 dwg