Mains insertion

Maintenance lining of passageways

Mechanical pipe end seal/alignment device

Metallic sleeve for bridging a leakage point on a pipe

Metallic sleeve for bridging a leakage point on a pipe

Method and an apparatus for lining a pipe or duct

Method and an apparatus for lining a pipe or duct

Method and apparatus for eliminating air flow in communications

Method and apparatus for fabricating a flexible lining with flex

Method and apparatus for installing a spool between two misalign

Method and apparatus for lining a conduit

Method and apparatus for lining a pipe with a polymer linear

Method and apparatus for plugging a pipeline

Method and apparatus for preventing fluid solidification in an a

Method and apparatus for protecting a double-shelled chimney sta

Method and apparatus for remotely and releasably sealing a pipel

Method and apparatus for repair-lining of short sections of pipe

Method and apparatus for repairing a junction pipe connection to

Method and apparatus for repairing leaks in water heaters

Method and apparatus for repairing pipe