公开(公告)号：EP2646730A2

公开(公告)日：2013-10-09

申请号：EP11804736.4

申请日：2011-12-05

申请人： Magma Global Limited

发明人： JONES, Martin, Peter, William ,  TAVNER, Charles, Alexander ,  ROBERTS, Richard, Damon, Goodman

IPC分类号： F16L11/08 ,  E21B17/01 ,  B29C70/06

CPC分类号： F16L9/14 ,  B29C70/202 ,  B29C70/205 ,  B29L2023/005 ,  E21B17/01 ,  F16L11/08

摘要： A pipe comprises a pipe wall formed of a composite material of a matrix and a plurality of reinforcing fibres embedded within the matrix, wherein the composite material in at least one region of the pipe wall is pre-stressed. The composite material in at least one region of the pipe wall comprises or defines at least one of a level of pre-tension and pre-compression.