73297052
Feb 13, 1981
DEVICES, APPARATUSES AND BINDERS FOR CLEANING AND TREATING WATER, SUCH AS OILBINDERS, OIL AND GASOLINE SEPARATORS ANDEMULSON SEPARATION INS TALLATIONS, EQUIPMENT AND PREFABRICATED CONCRETE ELEMENTS USED AT TRUCK RAILROAD AND CARGO LOADING AND UNLOADING AREAS FOR PREVENTING WA TER CONTAMINATION BY WATERCONTAMINATING LIQUIDS, AND CONTROL SYSTEMS FOR MONITORING AND CONTROLLING SUCH TRUCK RAILROAD AND CARGO LOADING AND UNLOADING AREAS TO SAFEGUARD AGAINSTWATER CONTAMINATION
Environmental Control Apparatus