Adjustable drop nipple
Apparatus for reducing thermal fatigue in a piping suspension sy
Bulkhead-fluid-line connector
Co-axial hose coupling adapted for replacing inner hose upon rup
Conduits for electrical conductors
Connection fitting
Controlled leak path
Coupling device comprising a leakage groove
Double piping structure
Drain hole
Drip level irrigation
Dual-seal rotary fluid coupling
Equally tensioned coupling apparatus
Fail-safe bellows assembly with floating guard
Fire hydrant nozzle assembly
Flexible pipe loop
Flowline swivel with removable product seal surfaces
Fluid coupling device
Fluid interface
Fluid transport coupling