Drag ball valve including variable pressure reducing means
Drainage collective pipe joint
Drainage system
Drip irrigation tubing
Drip irrigation valve with helical flow path
Dual chamber orifice fitting
Dual chamber orifice fitting body
Electrically conductive confined space ventilator conduit...
Electrically conductive confined space ventilator conduit...
Electrically conductive confined space ventilator conduit...
Elliptical heat pipe with carbon steel fins and bonded with...
Energized seal for orifice plate
Energy dissipator ring
Even-flow septic tee arrangement
Exhaust pipe extension
Exhaust processor end cap
Expandable plug and control method
Fabricated orifice fitting mechanism for pipelines
Fiber pore structure incorporate with a v-shaped micro-groove fo
Field installable choke tube