QVF

METAL COUPLINGS FOR PIPELINES

SCIENTIFIC APPARATUS AND INSTRUMENTS, NAMELY, PIPELINES, FILTERS, VESSELS, STIRRERS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID COOLERS, VENT CONDENSERS, COLUMN, SECTIONS, COLUMN PACKING, COLUMN SUPPORTS, FEED PIPES, DISTRIBUTORS, SEPARATORS, SEALS, ADAPTORS, FILTER PLATES, COVERS, PUMPS, MEASUREMENT AND CONTROL DEVICES, NAMELY, FLOW TRANSMITTERS, FLOW INDICATOR CONTROLLERS, FLOW RECORDERS, FLOW INDICATORS, TEMPERATURE ELEMENTS, COMBINED TEMPERATURE INDICATOR AND CONTROLLERS, TEMPERATURE INDICATORS, TEMPERATURE CONTROLLERS, PRESSURE INDICATORS, PNEUMATIC CONTROL VALVES, CHART RECORDERS, VALVES, PRESSURE REGULATING VALVES, CONTROL VALVES, BY-PASS VALVES AND COUPLINGS USED IN LABORATORY EQUIPMENT, LABORATORY GLASSWARE, FITTINGS THEREFOR; AND APPARATUS FOR USE THEREWITH, NAMELY, PIPELINES, FILTERS, VESSELS, STIRRERS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID COOLERS, VENT CONDENSERS, COLUMN SECTIONS, COLUMN PACKING, COLUMN SUPPORTS, FEED PIPES, DISTRIBUTORS, SEPARATORS, SEALS, ADAPTORS, FILTER PLATES, COVERS, PUMPS, GAS CHROMATOGRAPHY APPARATUS AND PARTS THEREOF

APPARATUS FOR HEATING, SEPARATION, CONTROL OF FLOW AND/OR TEMPERATURE OF SOLIDS, LIQUIDS AND GASES, NAMELY, FLOW CONTROL APPARATUS COMPRISED IN WHOLE OR PART OF PIPE LINES, VALVES, FILTERS, VESSELS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID COOLERS, VENT CONDENSERS, COLUMN SECTIONS, COLUMN PACKING, COLUMN SUPPORTS, FEED PIPES, DISTRIBUTORS, SEPARATORS, SEALS, ADAPTORS, FILTER PLATES, COVERS, PUMPS, AND MEASUREMENT AND CONTROL DEVICES FOR CHEMICAL AND/OR PHARMACEUTICAL AND/OR INDUSTRIAL APPLICATIONS; APPARATUS FOR SOLVENT RECOVERY, NAMELY, SOLVENT RECOVERY UNITS; APPARATUS FOR REACTION, ABSORPTION AND ADSORPTION PROCESSES, NAMELY, REACTION, ABSORPTION AND ADSORPTION UNITS COMPRISED IN WHOLE OR PART OF PIPE LINES, VALVES, FILTERS, VESSELS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID COOLERS, VENT CONDENSERS, COLUMN SECTIONS, COLUMN PACKING, COLUMN SUPPORTS, FEED PIPES, DISTRIBUTORS, SEPARATORS, SEALS, ADAPTORS, FILTER PLATES, COVERS, PUMPS, AND MEASUREMENT AND CONTROL DEVICES FOR CHEMICAL AND/OR PHARMACEUTICAL AND/OR INDUSTRIAL APPLICATIONS; APPARATUS FOR DISTILLATION AND FLUID PROCESSING, NAMELY, DISTILLATION AND FLUID PROCESSING UNITS COMPRISED IN WHOLE OR PART OF PIPE LINES, VALVES, FILTERS, VESSELS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID COOLERS, VENT CONDENSERS, COLUMN SECTIONS, COLUMN PACKING, COLUMN SUPPORTS, FEED PIPES, DISTRIBUTORS, SEPARATORS, SEALS, ADAPTORS, FILTER PLATES, COVERS, PUMPS AND MEASUREMENT AND CONTROL DEVICES FOR CHEMICAL AND/OR PHARMACEUTICAL AND/OR INDUSTRIAL APPLICATIONS; DISTILLATION COLUMNS AND REFINING TOWERS FOR DISTILLATION; AIR CONDITIONING AND POLYMERIZATION INSTALLATIONS, COMPRISED IN WHOLE OR PART OF PIPE LINES, VALVES, FILTERS, VESSELS, HEAT EXCHANGERS, COIL TYPE BOILERS, LIQUID; GAS SCRUBBERS; METAL OR GLASS IMMERSION HEAT EXCHANGERS; CONDENSERS; BOILERS; BOILER PIPES MADE OF GLASS; FILTERS BEING PARTS OF INDUSTRIAL INSTALLATIONS; COILS BEING PART OF AND DISTILLING, HEATING OR COOLING INSTALLATION; EVAPORATORS; HEAT ACCUMULATORS; CHROMATOGRAPHY APPARATUS; REPLACEMENT PARTS AND FITTINGS OF ALL THE AFORESAID GOODS; ALL MADE WHOLLY OR PRINCIPALLY OF GLASS

GLASS TUBING AND GLASS PIPING, NOT FOR SCIENTIFIC PURPOSES