Document zQ7KxXe2GbNkQ6Jn7GKQLMJ2n

F L UIU To: Sub j LAENV2::KEW LAENV2::KEW 27-OCT-1988 07:21 PROCESS CHANGE WITH LIMESTONE AND SLAG BED ADDITIONS PROCESS DESCRIPTION AFTER ADDITION OF LIMESTONE AND SLAG BEDS THE PROCESS WILL STAY ESSENTIALLY THE SAME WITH THE FOLLOWING EXCEPTIONS: 1. WHEN THE PH NEEDS TO BE ADJUSTED UPWARDS, A STREAM OF ABOUT 20 GPM WILL BE DIVERTED FROM THE WELL FIELD THROUGH THE LIMESTONE BED AND WILL REJOIN THE LIQUID FROM THE FIELD UPSTREAM OF F-901. 2. IF METALS REM OVAL IS NECESSARY, A STREAM OF ABOUT 20 GPM WILL BE DIVERTED FROM THE WELL FIELD THROUGH THE SLAG BED AND WILL REJOIN THE LIQUID FROM THE FIELD UPSTREAM OF F-901. NOTE: ADDENDUM CONTAINS INDEX FLOW SHEET AND P&ID ONE-LINES DO 073788 CONFIDENTIAL