Shell assemblies for encircling tubular members
A shell assembly (1) for securing to a tubular member (50) comprises a first par (2) for locating on the tubular member, and second and third parts (4, 6) respectively hinged at (8) and (10) opposite sides of the first part. The parts (4) and (6) each have engaging means (40) or (42) complementary t...
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Sprache: | eng |
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Zusammenfassung: | A shell assembly (1) for securing to a tubular member (50) comprises a first par (2) for locating on the tubular member, and second and third parts (4, 6) respectively hinged at (8) and (10) opposite sides of the first part. The parts (4) and (6) each have engaging means (40) or (42) complementary to that of the other part. Remotely operable means (20) is used to move the parts (4) and (6) and about hinges (8) and (10) to respective positions whereat the engaging means (40) and (42) interengage so that the parts (4) and (6) are secured together. The shell assembly may be employed in subsea operations to support a damaged region of a pipeline or to enable a branch or tee to be secured to a pipeline. |
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