公开(公告)号：NO338333B1

公开(公告)日：2016-08-08

申请号：NO20051518

申请日：2005-03-22

Applicant: WEATHERFORD/LAMB INC

Inventor： TILTON FREDERICK THOMAS ,  METCALFE PAUL DAVID ,  LUKE MIKE A ,  RUDD WAYNE ,  HARRALL SIMON JOHN ,  HAUGEN DAVID MICHAEL

IPC: E21B43/10 ,  E21B20060101 ,  E21B29/00 ,  E21B29/10

公开(公告)号：CA2803957C

公开(公告)日：2016-08-30

申请号：CA2803957

申请日：2011-06-28

Applicant: WEATHERFORD/LAMB INC

Inventor： BAILEY THOMAS F ,  TILTON FREDERICK THOMAS ,  HANNEGAN DON M ,  ANDERSON WAYBOURN J JR ,  HARRALL SIMON JOHN

IPC: E21B33/08

Abstract: A sealing element (10, 18) for sealing an oilfild component (DS) the sealing element having a bore fore receiving the oilfild component, the sealing element comprising : - a seal supporting section (16, 24) - a sealing section (21, 13) having an inwardly facing bore surface; and - a profile (12, 20 ) formed on said sealing section inwardly facing bore surface to seal the oilfield component while communicating a fluid between said sealing section and the oilfield component.