Synthetic Fabrics and Fabric Laminates for Drainage Purposes in Building, Road-Making and in Civil Engineering

WOVEN SYNTHETIC FABRICS FOR USE AS A FILTER MEDIUM IN WET PROCESSING APPLICATIONS FOR LIQUID-SOLID SEPARATION

LARGE VOLUME, BLOWER OPERATED, SELF-CLEANING INDUSTRIAL GAS FILTERS

ANALYZERS FOR MEASURING THE QUALITY AND EFFICIENCY OF COMPLETION FLUIDS, PRODUCED WATER AND INJECTION WATER FOR USE IN OIL FIELD APPLICATIONS

EXTRUDED CERAMIC FILTERS