E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/46.3
E21B 43/013 (2006.01) F16L 39/06 (2006.01)
Patent
CA 1176559
ABSTRACT OF THE DISCLOSURE A pipe swivel joint for simultaneous transfer of a plurality of separate fluids between a plurality of inlet conduits and a plurality of corresponding outlet conduits comprises a plurality of stacked sections or stages of staggered diameter which are readily removable for repair and service. Each of the removable stages includes an annular inner element having a radially extending inlet port therethrough, an annular outer element rotatably sur- rounding the inner element and one or more seal plates connected to the axial ends of the inner element. An annular fluid flow passage for each section is defined by the outer surface of the inner element, the inner surface of the outer element and the surface of the connected seal plates. Each of the fluid flow passages is connected to an outlet conduit by a radial outlet port through the outer member and the fluid flow passage is connected to an in- let conduit by the inlet port through the inner member.
397040
Fetherstonhaugh & Co.
Fmc Corporation
LandOfFree
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