73792780
Apr 12, 1989
Mar 5, 1991
EQUIPMENT FOR INSPECTING PIPELINES AND DETECTING AND SEALING LEAKS IN PIPELINES, NAMELY, METAL NON-MECHANICAL CABLE REELS, METAL STORAGE TANKS AND MANUALLY-OPERATED VALVES
Metal GoodsPOSITIVE DISPLACEMENT PUMPS, CENTRIFUGAL PUMPS, COMPRESSORS FOR PROVIDING PRESSURIZED FLUIDS FOR USE IN DETECTING AND SEALING LEAKS IN PIPELINES, WINCHES, MECHANICAL CABLE REELS, AND ELECTRIC GENERATORS
MachineryDATA RECORDERS FOR STORING ELECTRICAL DATA SIGNALS RELATING TO PIPELINE PARAMETERS ON TAPE AND ELECTRONIC MEDIA, DATA PROCESSORS FOR PROCESSING ELECTRONIC DATA SIGNALS, TRANSDUCERS FOR CONVERTING AMBIENT CONDITIONS IN PIPELINES TO ELECTRICAL SIGNALS, ELECTRICAL CABLE, TELEVISION CAMERAS, TELEVISION MONITORS, GAUGES AND ELECTRONIC CONTROL PANELS, REMOTE CONTROLLED VALVES
Electrical and Scientific ApparatusINFLATABLE SEALING PACKERS FOR PRESSURE-ISOLATING SECTION OF PIPELINE
Environmental Control ApparatusMOTORIZED TRANSPORTERS FOR TRANSPORTING EQUIPMENT THROUGH PIPELINES, AND SKID ASSEMBLIES FOR TRANSPORTING EQUIPMENT THROUGH PIPELINES
Vehicles