ABSTRACT UTILIZATION OF CLAY-BASED CERAMIC ADSORBENTS AND RESIDUE CATALYTIC CRACKING (RCC) INTEGRATED WITH REVERSE OSMOSIS (RO) MEMBRANES FOR THE REDUCTION OF POLLUTANT PARAMETERS FROM THE PRODUCED WATER The petroleum industry is one of the industries in Indonesia that continues to increase. The increase in production is offset by an increase in the amount of liquid waste generated from petrole…