LandOfFree - US Patents - Listing for Pipe joints or couplings,With casing, lining or protector,Lined

Pipe joints or couplings – With casing – lining or protector – Lined

Pipe seal connection between confronting ends of two coaxial rel

Pipe joints or couplings – With casing – lining or protector – Lined

Pipe union with both pre-load dependent and independent seals

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic coating thread and coupling assembly

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic lined dual containment piping system

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic lined fittings for use with flangeless piping systems

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic lined welded metal component and method of manufacture

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic pipe fitting

Pipe joints or couplings – With casing – lining or protector – Lined

Plastic to metal transition fitting

Pipe joints or couplings – With casing – lining or protector – Lined

Process for leak proof connection of branch lines to...

Pipe joints or couplings – With casing – lining or protector – Lined

Quick-connect assembly and method of manufacture

Pipe joints or couplings – With casing – lining or protector – Lined

Replaceable pipe liner assembly

Pipe joints or couplings – With casing – lining or protector – Lined

Resilient annular seal with supporting liner

Pipe joints or couplings – With casing – lining or protector – Lined

Roll grooved pipe

Pipe joints or couplings – With casing – lining or protector – Lined

Rust-resistant sleeve for use in a branch hole of a water pipeli

Pipe joints or couplings – With casing – lining or protector – Lined

Self-flaring, split bushing pipe fitting and hose assemblies...

Pipe joints or couplings – With casing – lining or protector – Lined

Service riser

Pipe joints or couplings – With casing – lining or protector – Lined

Sleeved flexible metal piping, method of manufacturing same and

Pipe joints or couplings – With casing – lining or protector – Lined

Socket connection for an enamelled vessel

Pipe joints or couplings – With casing – lining or protector – Lined

Spigot joint for lined metallic pipes particularly for fluids