LandOfFree - US Patents - Listing for Pipes and tubular conduits

Pipes and tubular conduits – Distinct layers – With intermediate insulation layer

Radiant heat resistant flexible tube

Pipes and tubular conduits – Distinct layers – With intermediate insulation layer

Radiation convection and conduction heat flow insulation barrier

Pipes and tubular conduits – With closures and plugs – Inflation stem type

Rail plug

Pipes and tubular conduits – Repairing – Patches

Re-lining of sewers

Pipes and tubular conduits – Repairing – Patches

Reactor water isolation devices

Pipes and tubular conduits – End protectors – Threaded

Rebar safety cap

Pipes and tubular conduits – Combined – With external support structure

Recoverable article

Pipes and tubular conduits – Combined – With external support structure

Recoverable article

Pipes and tubular conduits – Distinct layers – Bonded to each other

Recoverable sleeve

Pipes and tubular conduits – Distinct layers – Bonded to each other

Recoverable sleeve

Pipes and tubular conduits – Combined – With end structure

Recoverable sleeve assembly

Pipes and tubular conduits – Combined – With hose protector

Recreational vehicle waste drainer

Pipes and tubular conduits – Longitudinally seamed – Sectional

Rectangular and square double wall ducting systems

Pipes and tubular conduits – Flexible – With means for facilitating collapse

Rectangular flexible duct

Pipes and tubular conduits – With flow regulators and/or baffles – Flow facilitating

Rectifying device

Pipes and tubular conduits – With flow regulators and/or baffles – Restrictors

Reduced noise water valve provided with flow control

Pipes and tubular conduits – With flow regulators and/or baffles – Flow facilitating

Reduction of electrostatic charging of particles in pneumatic co

Pipes and tubular conduits – Distinct layers – With intermediate insulation layer

Refractory insulation for cooling pipes in reheating furnaces

Pipes and tubular conduits – Distinct layers – Coated

Refractory lined cylindrical article