Alternative metallic seals

Annular sealing assembly and methods of sealing

Bi-directional pressure-energized metal seal

Blowout preventer packing element with metallic inserts

BOP assembly with metal inserts

Composite earth boring bit seal

Composite rock bit seal

Composite seal for rotary cone rock bits

Cylinder head gasket

Diverter flow line seal

Downhole packer with element extrusion-limiting device

Dual functioning seal for rock bits

Dual functioning seal for rock bits

Dual functioning seal for rock bits

Extended range variable bore ram packer for a ram type...

Fluid plug

Frangible pressure seal

Gimbal and seal for the drivehead of a downhole rotary pump

Gland packing and sealing apparatus comprising it

High pressure and temperature seal for downhole use