PROCESS FOR THE ENZYMATIC REMOVAL OF FILTER-CAKES PRODUCED BY WATER-BASED DRILLING AND COMPLETION FLUIDS

摘要

The invention relates to a process for the solubilization of material con taining scleroglucan and/or xanthan gum which comprises putting the above ma terial in contact with an aqueous solution comprising an enzyme selected fro m a cellulase from Trichoderma reesei and/or a glucosidase from Aspergillus Niger.