DIE FOR CASTING JUNCTIONS OF A COATING OF A PIPELINE
1 Assignment
0 Petitions
Accused Products
Abstract
A die for casting junctions of a coating of a pipeline is configured to be coupled to the pipeline to form an annular shaped closed compartment about a tubular joint portion comprising a tubular wall, which extends about a designated axis; a plurality of centering devices configured to align the axis of the tubular wall with a longitudinal axis of the pipeline; two annular walls arranged respectively at the opposite ends of the tubular wall; and two pluralities of vent openings arranged along the tubular wall respectively at each of the annular walls; and at least one feeding port configured to supply polymer material into the closed compartment.
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Citations
26 Claims
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1-13. -13. (canceled)
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14. A die comprising:
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a tubular wall which extends about an axis; a plurality of centering devices configured to align the tubular wall such that the axis of the tubular wall with a longitudinal axis of a pipeline; a first annular wall arranged at one end of the tubular wall; a first plurality of vent openings arranged along the tubular wall within a first designated distance of the first annular wall; a second annular wall arranged at an opposite end of the tubular wall; a second plurality of vent openings arranged along the tubular wall within a second designated distance of the second annular wall; and at least one feeding port configured to supply polymer material into an annular-shaped closed compartment formed about a tubular joint portion of the pipeline when the die is coupled to the pipeline. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification