72016594
Sep 28, 1956
Feb 25, 1958
SURFACE ACTIVE AGENT FOR INDUSTRIAL USE IN THE CLEANING OF BOILERS AND OTHER STEAM-GENERATING EQUIPMENT, OF OXYGEN PLANTS, OF HYDRAULIC CONTROL LUBRICATION AND COOLING SYSTEMS FOR METAL ROLLING MILLS, OF PETROLEUM REFINERY UNITS, OF STORAGE AND TRANSPORT TANKS FOR PETROLEUM AND PETROLEUM PRODUCTS, OF PETROLEUM PIPE LINES, OF FUEL SUPPLY SYSTEMS, AND OF WATER WELLS
Metal Goods