Particle build-up prevention in flowing systems
Particle build-up prevention in flowing systems
Particle-based check valve
Perforating gun pressure bleed device
Piercing valve assembly for pliers
Pilot valve with improved cage
Pinch element plastic valve
Pipe fitting
Pipe repair bypass system
Pipe repair kit apparatus and method
Pipe tapping
Pipe tapping method and apparatus
Pipeline flow stopper with dual shafts
Pivoting control valve actuator and support assembly
Plug valve
Plug valve and method of assembly
Plugcocks
Plugging a cut pipe for soldering a fitting
Plumbing coupling and method of use
Plumbing repair device and method