COORSTEK

Abstract

[ MAINTENANCE AND REPAIR OF PULP AND PAPER MAKING AND PROCESSING MACHINERY ]; [ PACKAGING OF PRODUCTS IN CLEAN ROOMS FOR OTHERS]; [WATER FAUCET COMPONENTS USED IN WASHERLESS DESIGNS, NAMELY VALVE DISCS, VALVE SEALS, VALVE SEATS]; CERAMIC REFRACTORY FURNACE LINERS, NAMELY BRICKS AND TILES; CERAMIC TILES; CERAMIC BRICKS; RIGID PIPES NOT OF METAL FOR CONVEYING ABRASIVE, CORROSIVE AND HIGH TEMPERATURE MATERIALS; NON-GRADUATED CERAMIC HAND TOOLS FOR MACHINE SET-UP AND CALIBRATION, NAMELY, SQUARES, ANGLES, PLATES, PARALLEL BARS AND STRAIGHT EDGES; MORTARS AND PESTLES; HAND OPERATED GRINDING WHEELS; BALL AND ROD-SHAPED PARTICLES FOR USE AS ABRASIVE IN GRINDING; CERAMIC PARTS FOR MEDICAL DIAGNOSTIC EQUIPMENT, NAMELY SHEAR VALVES FOR BLOOD ANALYSIS EQUIPMENT AND PISTONS AND CYLINDERS USED TO METER PRECISE AMOUNTS OF FLUIDS AND OXYGEN; INJECTION-MOLDED DISPOSABLE SURGICAL INSTRUMENTS FOR USE IN MINIMALLY INVASIVE ELECTRO-SURGERY, NAMELY CAUTERIZERS AND COAGULATORS, CUTTERS, ABLATION DEVICES SNARE TIPS, SCISSORS AND FORCEPS; ORTHOPEDIC JOINT IMPLANTS; CUSTOM MANUFACTURE OF CERAMIC MACHINE PARTS; TREATMENT OF MATERIALS, NAMELY, MACHINING, TURNING, MILLING, WELDING, GRINDING, METALLIZING, METAL PLATING, LAPPING AND CERAMIC GLAZING OF INDUSTRIAL COMPONENTS; ASSEMBLY OF PRODUCTS IN CLEAN ROOMS FOR OTHERS; CERAMIC ELECTRICAL INSULATORS AND INSULATING SLEEVES; CERAMIC PIPE INSULATION FOR INDUSTRIAL AND COMMERCIAL USE; NON-METALLIC RINGS IN THE NATURE OF RUBBER RINGS FOR PIPE CONNECTION SEALS; FLEXIBLE PIPES NOT OF METAL FOR CONVEYING ABRASIVE, CORROSIVE AND HIGH TEMPERATURE MATERIALS; SMALL-DIAMETER CERAMIC PARTICLES FOR USE AS MEDIA TO DISPERSE PAINT AND PIGMENTS; CERAMIC PARTS FOR SEMICONDUCTORS, RESISTORS, CAPACITORS, HYBRID ELECTRONIC CIRCUITS AND SENSORS, namely, SEMICONDUCTOR MODULES, SUBSTRATES FOR SEMICONDUCTOR CHIPS AND CIRCUITS, INTERCONNECT BOARDS, PAD ARRAY CARRIERS AND CARRIERS FOR QUARTZ CRYSTALS; CERAMIC PARTS FOR ELECTRON TUBES, namely, VACUUM INTERRUPTERS, POWER GRID TUBES, HIGH POWER RECEPTACLES, INSULATOR RINGS AND CYLINDERS, HEADERS AND INSULATING DISCS, FEED-THROUGH INSULATORS, TRAVELING WAVE TUBES, POWER SWITCHES, X-RAY TUBES; CERAMIC COMPONENTS FOR COMPUTER PERIPHERALS, namely, MAGNETIC TAPE DRIVES, CLEANER BLADES, WEAR DISCS AND INSULATORS; CERAMIC PARTS FOR NON-MEDICAL LASERS, namely, PUMP CHAMBERS, FEEDTHROUGHS, INSULATORS, LASER WAVE GUIDES AND ION LASER TUBES; FITTED CERAMIC PLATES FOR BODY ARMOR, namely, BULLET-PROOF VESTS [ AND OTHER CLOTHING AND SPORTS HELMETS;] CERAMIC SCIENTIFIC LAB WARE, namely, CRUCIBLES, BOATS, CUPS AND DISHES; FIBER OPTIC CONNECTORS, TUBES AND RODS; CERAMIC THERMOCOUPLE TUBES; MACHINE PARTS, NAMELY, NON-METAL MECHANICAL SEALS; CERAMIC LININGS FOR GRINDING MILLS AND CYCLONES; POWER OPERATED GRINDING WHEELS; CERAMIC LININGS FOR CYCLONES AND OTHER MATERIAL HANDLING MACHINERY, NAMELY LININGS RESISTANT TO ABRASION, CORROSION OR TEMPERATURE; MACHINE PARTS, NAMELY CERAMIC VALVES, PISTONS AND CYLINDERS FOR SOFT DRINK BEVERAGE DISPENSERS; MACHINE PARTS, NAMELY, CERAMIC NOZZLES, PUMPS, VALVES AND BEARINGS FOR FLUID PROCESSING MACHINES; PULP, PAPER MAKING AND PROCESSING MACHINES AND PARTS THEREFOR; CERAMIC MECHANICAL SEALS AND SEAL FACES FOR WATER PUMPS; AIR CONDITIONER COMPRESSORS AND CENTRIFUGAL PUMPS; CERAMIC PARTS FOR AGRICULTURAL, CHEMICAL, OIL, SUBMERSIBLE AND CENTRIFUGAL PUMPS, NAMELY SLEEVES, PISTONS, BUSHINGS, VALVE BALLS AND SEATS, SHAFTS, IMPELLERS; CERAMIC PARTS FOR HOISTS, NAMELY, WEAR-RESISTANT PULLEYS, CAPSTANS, DRAWCONES, REPLACEMENT RINGS, AND GUIDE AND PINCH ROLLS FOR WIRES AND CABLES; MACHINE PARTS, NAMELY NON-METALLIC PISTON RINGS, MECHANICAL SEALS, BEARINGS, BUSHINGS, RODS, PISTONS AND CYLINDERS FOR INDUSTRIAL MACHINES; CERAMIC WEAR TILES FOR IMPELLERS, FAN BLADES AND HOUSINGS, VALVE GATES AND IMPACT PANELS; CERAMIC MACHINE PARTS, NAMELY BEARINGS AND BUSHINGS; CERAMIC AND PLASTIC PARTS FOR SEMICONDUCTOR PROCESSING MACHINES, NAMELY, CMP WAFER HOLDERS, PLASMA ETCH RINGS, AND SEMI...