Apparatus for electrostatic precipitation of dust

Claim 1

APPARATUS FOR SEPARATING AND PRECIPITATING DUST PARTICLES FROM A GAS FLOW CONTAINING DUST PARTICLES COMPRISING, MEANS DEFINING A FIRST CHAMBER IN WHICH SAID GAS FLOW IS RECEIVED, MEANS FOR COLLECTING AND REMOVING DUST PARTICLES FROM SAID GAS FLOW IN SAID FIRST CHAMBER, MEANS FOR MIXING WITH SAID GAS FLOW SOLID PARTICLES COMPRISING A SLURRY OF WATER AND DUST PARTICLES TO REMOVE DUST FROM SAID GAS FLOW IN SAID FIRST CHAMBER, MEANS DEFINING A DRY SECOND CHAMBER IN COMMUNICATION WITH SAID FIRST CHAMBER, ELECTRICALLY ENERGIZED ELECTRODES IN SAID SECOND CHAMBER FOR PRECIPITATING DUST FROM SAID GAS FLOW RECEIVED FROM SAID FIRST CHAMBER, MEANS COLLECTING AND REMOVING DUST PRECIPITATED IN SAID SECOND CHAMBER, MEANS DEFINING A THIRD CHAMBER IN COMMUNICATION WITH SAID SECOND CHAMBER, RECEIVING SAID GAS FLOW FROM SAID SECOND CHAMBER, ELECTRICALLY ENERGIZED ELECTRODES IN SAID THIRD CHAMBER FOR PRECIPITATING DUST PARTICLES FROM SAID GAS FLOW IN SAID THIRD CHAMBER, MEANS FOR SPRAYING WATER INTO SAID THIRD CHAMBER INTO CONTACT WITH SAID GAS AND INCLUDING SPRAYING SAID ELECTRODES FOR WASHING DUST THEREOFF, COLLECTING MEANS COLLECTING WATER AND DUST FROM SAID THIRD CHAMBER AS A SLURRY, MEANS CONNECTED TO THE LAST MENTIONED COLLECTING MEANS TO APPLY SAID SLURRY TO SAID GAS FLOW IN SAID FIRST CHAMBER, AND MEANS TO REMOVE WATER FROM SAID SLURRY BEFORE APPLYING SAID SLURRY TO SAID GAS FLOW COMPRISING A DISC FILTER CONNECTED TO SAID COLLECTING MEANS RECEIVING A SLURRY SAID COLLECTING MEANS TO PRODUCE FILTER CAKES AND REMOVING THE WATER FROM SAID SLURRY FOR SPRAYING INTO SAID THIRD CHAMBER, MEANS FOR DISCHARGING THE FILTER CAKES AND WATER AS A SLURRY INTO SAID FIRST CHAMBER, AND AN AGITATOR IN SAID FIRST CHAMBER AGITATING THE CHARGED CAKES IN SAID FIRST CHAMBER FOR CONTACTING THE SLURRY WITH THE GAS FLOW CONTAINING DUST PARTICLES.