Patent ID: 7264279
Filing Date: 2007-09-04
Classification: B29C,B29K,B29L,F16L

Abstract:
1. A conduit, comprising: a) a first conduit segment comprising: b) a second conduit segment comprising: wherein said first lining material and said second lining material each extend into said interfacial space; and c) a fusion having at least a portion formed from said first lining material secured to said first joint face and from said second lining material secured to said second joint face so as to form a fused interfacial mass consisting of all of said first lining material located in said interfacial space and all of said second lining material located in said interfacial space, said fused interfacial mass having a solid thickness between said first and second joint faces, said solid thickness consisting only of said first lining material and said second lining material throughout said fused interfacial mass, said fused interfacial mass being monolithic with each of said first layer and said second layer.