초록 ▼

A double containment restraint pipe fitting of fiber reinforced plastic and centrifugally cast pipe comprising an outer containment housing and a coaxially positioned inner carrier housing having coaxially positioned segment of containment pipe and carrier pipe adhesively bonded at each opening of t

A double containment restraint pipe fitting of fiber reinforced plastic and centrifugally cast pipe comprising an outer containment housing and a coaxially positioned inner carrier housing having coaxially positioned segment of containment pipe and carrier pipe adhesively bonded at each opening of the fitting and a rigid centering ring adhesively bonded to each pipe segment and occupying the annular space therebetween at each opening of the fitting. A make-up fitting for adhesively closing the exterior confinement pipe during installation, assembly and/or repair is also provided.

대표청구항 ▼

A double containment pipe fitting made of fiber reinforced vinyl ester resin comprising: (a) an outer containment housing with a plurality of open ends wherein the internal diameter of each of said open ends are sized such as to accept and adhesively bond to segments of external containment pipe; (b

A double containment pipe fitting made of fiber reinforced vinyl ester resin comprising: (a) an outer containment housing with a plurality of open ends wherein the internal diameter of each of said open ends are sized such as to accept and adhesively bond to segments of external containment pipe; (b) an inner carrier housing with a plurality of open ends adapted to insert within and coaxially align with said outer containment housing and wherein said plurality of open ends of said inner carrier housing are sized such as to accept and adhesively bond to segments of inner carrier pipe when positioned coaxial to external containment pipe; (c) a plurality of external containment pipe segments adhesively bonded to each of said plurality of open ends of said outer containment housing; and (d) a plurality of rigid centering ring means, one for each of said plurality of external containment pipe segments, said ring means being adhesively bonded to said outer containment housing and one of said external containment pipes and said inner carrier housing, and for adhesively bonding to an inner carrier pipe, thus producing a restraint fitting. A double containment pipe fitting of claim 7 further comprising at least one inner carrier pipe segment adhesively bonded to one of said plurality of open ends of said inner carrier housing.