Pipe section, preferably a concrete pipe section
Pipe union with both pre-load dependent and independent seals
Pipeline for conveying hot or cold fluids
Pipeline for the transportation of liquefied natural gas
Pipeline system with encapsulated insulation
Pipework
Plastic coating for pipe couplings
Plastic coating thread and coupling assembly
Plastic lined dual containment piping system
Plastic lined fittings for use with flangeless piping systems
Plastic lined welded metal component and method of manufacture
Plastic pipe fitting
Plastic pipe or hose connection for fuel conduits
Plastic to metal transition fitting
Plug-in coupling for connecting two fluid ducts
Plumber's flange and method for using the same
Portable window dryer vent
Pre-insulated pipe system
Precompressed piping system for handling cryogenic fluid
Prefabricated double-walled metal chimney