Sugar purification process

Claim 1

A PROCESS WHICH COMPRISES PASSING A RAW SUGAR JUICE TO ANY CHEMICAL TREATMENT THROUGH A SYSTEM INCLUDING A SERIES OF IRON EXCHANGERS, COMPRISING A PLURALITY OF PAIRS OF ION EXCHANGERS, THE FIRST ONE OF EACH PAIR BEING A HYDROGEN ZEOLITE AND THE OTHER OF EACH PAIR BEING A RESINOUS ANION EXCHANGER, CONTINUING TO PASS SAID JUICE THROUGH THE SYSTEM WHILE THE PH OF THE INFLUENT TO THE FINAL ACTION EXCHANGER IS HIGHER THAN 2.9, AND THEN, WHEN THE PH OF THE INFLUENT TO SAID FINAL ANION EXCHANGER DROPS TO ABOUT 3, MODIFYING THE SYSTEM BY ADDING A NEW PAIR OF ION EXCHANGERS AT THE END OF THE SYSTEM, COMPPRISING FIRST A HYDROGEN ZEOLITE AND THEN A RESINOUS ANION EXCHANGER, THEN PASSING THE EFFLUENT FROM THE ANION EXCHANGER WHICH WAS FORMERLY THE FINAL ANION EXCHANGER INTO SAID NEW PAIR OF ION EXCHANGERS AND CONTINUING TO PASS THE RAW SUGAR JUICE THROUGH THE SYSTEM SO MODIFIED WHILE THE INFLUENT TO THE ANION EXCHANGER OF SAID NEW PAIR IS HIGHER THAN 2.9.