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US 2006/0141252 A1Published application
Composite fiber radial compression members in an umbilical
AssigneeOceaneering International, Inc.
InventorsAndre Chartier, Paul Gahm
Life of this patent
Estimating the term…
Abstract
The present inventions relate generally to umbilicals comprising at least one inner tube and at least one composite fiber element to provide greater resistance to radial compressive forces. Such umbilicals may be used in subsea hydrocarbon production applications.
Claims20
An umbilical comprising:
- (a) an inner section comprising at least two inner tubes;
- (b) a composite fiber element positioned between the two inner tubes;
- (c) a composite tape surrounding the inner section;
- (d) an outer annular section surrounding the composite tape and comprising at least one outer tube and one transmission cable;
- (e) a composite fiber element positioned between the outer tube and the transmission cable;
- and
- (f) an outer wall surrounding the outer annular section.
4 more elements
An umbilical comprising:
- (a) an inner section comprising at least one inner tube;
- (b) a composite fiber element in the inner section;
- (c) a composite tape surrounding the inner section;
- (d) an outer annular section surrounding the composite tape and comprising at least one outer tube;
- (e) a composite fiber element in the outer annular section;
- and
- (f) an outer wall surrounding the outer annular section.
4 more elements
An umbilical comprising:
- (a) an inner section comprising at least two inner tubes and a comopsite fiber element located between the two tubes;
- and
- (b) an outer wall surrounding the inner section.
Dependencies are inferred from the claim text.