A process 1, in which {TAIL ~ the amount} of aluminum trihydroxide particles dissolved in said spent liquor and the amount of spent liquor is such that the A/C ratio of the solution obtained is the same as {HEAD ~ the A/C ratio} of the pregnant liquor 
A process 1 , in which { TAIL ~ the amount } of aluminum trihydroxide particles dissolved in said spent liquor and the amount of spent liquor is such that the A / C ratio of the solution obtained is the same as { HEAD ~ the A / C ratio } of the pregnant liquor
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH