DOUBLE PACKER FOR IN-SITU REMEDIATION OF CONTAMINATED UNDERGROUND WATER FLOWING THROUGH CREVICES BETWEEN ROCK BEDS

摘要

PURPOSE: To remediate contaminated underground water flowing through crevices between rock beds with double packer. CONSTITUTION: The double packer comprises an upper part packer(11), a lower part packer(12) placed to be spaced out from the first packer, a submerged pump placed between the first packer and the second packer, a first pressurizing pipe(30) connected to the underwater pump by the first packer and acting as a path for contamination treating materials, a submerged cable(40) and an air tube(50).