73305081
Apr 9, 1981
Jul 21, 1987
CHEMICAL PRODUCTS FOR COMMERCIAL PURPOSES, NAMELY SYNTHETIC RESIN MASSES AND SYNTHETIC RESINS, ADHESIVE CEMENT AND ADHESIVES
ChemicalsLACQUERS, PRIMERS, COMPACTION OR SEALING AND BINDING AGENTS FOR MORTAR, PLASTER FLOORS AND PLASTER
Paints[ MACHINES FOR THE CHEMICAL SURFACE TREATMENT OF METALS, NAMELY PICKLING MACHINES, BRASS DIP MACHINES AND TRANSPORTERS (PUMPS AND CONVEYORS); INDUSTRIAL PROCESS HEAT EXCHANGERS BLOWERS, ] PUMPS [ AND MACHINE STIRRERS ] FOR USE IN INDUSTRIAL PROCESSING
MachineryLIQUID TREATMENT SYSTEM COMPRISING FILTRATION UNITS, ACID RECOVERY UNITS, GAS SCRUBBERS, AUTOMATIC AND MANUAL VALVES, REACTION AND ABSORPTION TOWERS, BUBBLE CAPS, INTERMEDIATE TRAYS, HOODS, SUCTION BOXES, VATS FOR USE WITH CHEMICALLY AGGRESSIVE GASES, VAPORS AND LIQUIDS
Environmental Control ApparatusCHEMICALLY STABLE INSULATORY COVERINGS, FACINGS AND LININGS, INCLUDING FOILS, MADE OF RUBBER AND PLASTIC (FOR USE IN MATERIALS PROCESSING INDUSTRIES)
Rubber Goods[ INDUSTRIAL CHIMNEYS AND THEIR LININGS, GLAZED AND UNGLAZED CERAMIC PRODUCTS, ALTERNATIVELY WITH SMOOTH OR STRUCTURED SURFACES, NAMELY PLATES, IN PARTICULAR WALL, BASE, CEILING AND FACADE PLATES, [ COVER AND FACING PLATES FOR OVENS; ] SHAPED BRICKS, NAMELY GUTTERS, PERFORATED BRICKS, MITRE BRICKS, END AND CORNERSTONES, CURBSTONES OR EDGESTONES
Nonmetallic Building MaterialsDESIGNING CHEMICAL PROCESSING EQUIPMENT AND PLANTS TO THE ORDER AND SPECIFICATION OF OTHERS
Computer and Scientific