LandOfFree - US Patents - Listing for Pipes and tubular conduits

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

Adjustable nozzle dam assembly and method of installing same

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

Adjustable orifice fitting carrier for a pipeline orifice fittin

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

Adjustable orifice plate seal

Pipes and tubular conduits – With pressure compensators – Variable capacity chambers

Adjustable pulse dampener

Pipes and tubular conduits – Combined – With external support structure

Aerial duct with ribbed liner

Pipes and tubular conduits – End protectors – Threaded

Aggregate retaining device for drain covers

Pipes and tubular conduits – End protectors – Threaded

Aggregate retaining device for drain covers

Pipes and tubular conduits – End protectors – Threaded

Aggregate retaining device for drain covers

Pipes and tubular conduits – Repairing

Air barrier device using pressurized swirls

Pipes and tubular conduits – Miscellaneous

Air conditioning duct and method of making

Pipes and tubular conduits – Flexible – Braided – interlaced – knitted or woven

Air conditioning hose

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

Air conduit for manhole

Pipes and tubular conduits – Repairing

Air distribution apparatus, especially for oversaturated air

Pipes and tubular conduits – Plural duct – Coaxial

Air distributor for a bioleaching system

Pipes and tubular conduits – Plural duct – Coaxial

Air distributor for a bioleaching system

Pipes and tubular conduits – Distinct layers – With longitudinal seam

Air duct and method of making same

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

Air duct and paper therefor

Pipes and tubular conduits – Repairing

Air duct assembly

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

Air duct containing an organic liner material