Patent ID: 7155842

Claim:
Microwave mixer-dryer-reactor for industrial use, characterised in that it is composed of: a horizontal cylindrically shaped, double-sleeved mixing drum ( 7 ), which is provided with a loading mouth ( 8 ) located on the upper part of said mixing drum ( 7 ) where the products to be mixed are introduced, with a discharge mouth ( 9 ) for discharging the product, with an inspection door ( 10 ) for the product located on the upper part of the mixing drum ( 7 ), with a system ( 11 ) for adding liquids to the mixture, with intensifiers ( 17 ) arranged and inserted radially on said drum ( 7 ), and with an airing mouth ( 16 ) for airing the mixtures, the loading and discharge mouths ( 8 ), ( 9 ) having locks or valves with a security system ( 12 ) which, in case of accidental opening of said locks or valves, stops the mixer-dryer-reactor and interrupts the process; a mixing spindle ( 6 ) coupled on one side of the reducer ( 4 ) through a connection ( 5 ) and rested on the other side on the mixing drum ( 7 ), said mixing spindle ( 6 ) having mixing blades ( 14 ) attached, being said mixing spindle ( 6 ) in the shape of a hollow tube, closed at one end and open at the other end, through the inside of which microwaves are sent and distributed from the generator ( 13 ) to the product, which are introduced through the open end of said mixing spindle ( 6 ) and enter into contact with said product through the radial holes ( 15 ) bored in the mixing spindle ( 6 ); a support bed ( 1 ) for the mixer-dryer-reactor in which the mechanisms, traction motors and connections of said mixer-dryer-reactor are located; a microwave generator apparatus ( 13 ) provided on the open end of the mixing spindle ( 6 ) which sends microwaves to the product through the inside of the hollow of said mixing spindle ( 6 ).