专利名称：PIPE-JOINING METHOD AND APPARATUS
FOR PRODUCING UNDERWATER PIPELINES,AND UNDERWATER-PIPELINE-LAYINGVESSEL COMPRISING SUCH AN APPARATUS
发明人：CITTADINI BELLINI, Serafino申请号：EP07857550.3申请日：20071213公开号：EP2100068B1公开日：20121024
摘要：A method of joining pipes (3) to produce an underwater pipeline (2) provides forrotating an extrusion outlet about a cutback (18) between two welded pipes (3) so as towind and simultaneously extrude a protective sheet (22) about the cutback (18) from theextrusion outlet (38) close to and facing the cutback (18); and compressing the protectivesheet (22) on the cutback (18) downstream from the extrusion outlet (38).
申请人：SAIPEM SPA
地址：IT
国籍：IT
代理机构：Eccetto, Mauro
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