Handling of solutions containing selenium values

Claim 1

A PROCESS FOR THE RECOVERY OIF SELENIUM FROM FLUE GAS WHICH PRECLUDES THE BUILD-UP OF SELENIUM AGGLOMERAATES ON SCRUBBER APPARATUS, COMPRISING THE STEPS OF ADDING ACID-STABLE DISPERSANT FOR ELEMENTAL SELENIUM TO AN AQUEOUS SOLUTION IN A SCRUBBING TOWER IN SUFFICIENT QUANTITY TO EFFECTIVELY RETAIN ELEMENTAL SELENIUM TO AN AQUEOUS SOLUTION IN A SCRUBBING TOWER IN SUFFICIENT QUANTITY TO EFFECTIVELY RETAIN ELEMENTAL SELENIUM IN SAID AQUEOUS SOLUTION; PASSING FLUE GAS CONTAINING WATER SOLUBLE ELEMENTS INCLUDING SELENIUM DIOXIDE, SULFUR DIOXIDE, AND SULFURIC ACID FROM A FUSION FURNACE THROUGH SAID SCRUBBING TOWER; AND PASSING SAID AQUEOUS SOLUTION IN CONTACTING RELATIONSHIP WITH SAID FLUE GAS, SO THAT SAID AQUEOUS SOLUTTION TAKES UP SAID WATER SOLUBLE ELEMENTS FROM SAID FLUE GAS, RENDERING IS ACIDIC, WHEREBY SAID SELENIUM DIOXIDE FORMS SELENIOUS ACID, WHICH SUBSEQUENTLY IS REDUCED TO ELEMENTAL SELENIUM BY SAID SULFUR DIOXIDE AND SAID ELEMENTAL SELENIUM IS RETAINED IN SUSPENSION IN SAID AQUEOUS SOLUTION BY REASON OF THE PRESENCE OF SAID SELENIUM DISPERSANT.