Mechanical joint connections for fiberglass reinforced duct sect
Mechanical pipe joint with liners
Metal pipe coupling to accommodate a desired angle of connection
Metal to plastic pipe transition fitting
Method and apparatus for joining in-situ cement-mortar lined pip
Method and apparatus for protecting the weld area of polyolefin
Method for attaching an ANSI stub-end flanged connector to a...
Method for electrolytically tin plating articles
Multi-branch fitting and method of fabricating
Multilayer pipe joint