发明名称 |
Pipe-joining method and apparatus for producing underwater pipelines, and underwater-pipeline-laying vessel comprising such an apparatus |
摘要 |
A method of joining pipes (3) to produce underwater pipelines (2), wherein the facing free ends (15) of two adjacent pipes (3), aligned along an axis (A), are welded to define a cutback (18); a protective sheet (22) of plastic material is extruded close to the cutback (18); and the protective sheet (22) is wound about the cutback (18). |
申请公布号 |
AU2007331508(B2) |
申请公布日期 |
2013.07.11 |
申请号 |
AU20070331508 |
申请日期 |
2007.12.13 |
申请人 |
SAIPEM S.P.A. |
发明人 |
CITTADINI BELLINI, SERAFINO |
分类号 |
B23K37/053;F16L13/02;F16L58/18 |
主分类号 |
B23K37/053 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|