公开(公告)号：EP1458908B1

公开(公告)日：2008-06-04

申请号：EP02788216.6

申请日：2002-12-20

申请人： HUNTING OILFIELD SERVICES (UK) LIMITED ,  M.P. Eastern Limited

发明人： Guise, Richard J. ,  Edwards, Michael G.

IPC分类号： C25D7/04 ,  F16L15/00 ,  C25D3/58 ,  C25D3/60

CPC分类号： F16L15/004 ,  C25D3/58 ,  C25D3/60 ,  C25D7/003 ,  E21B17/042 ,  F16L58/08 ,  F16L58/182 ,  Y10T428/12903 ,  Y10T428/12979 ,  Y10T428/13 ,  Y10T428/139 ,  Y10T428/265

摘要： A tubular member (12) having an internal and/or external metal thread (18, 20) at one end thereof, at least part of the thread (18, 20) being coated with an alloy of copper and tin, said alloy containing 5 wt% to 95 wt% copper. The tubular member (10) can be combined with another tubular member (14, 16) to provide a threaded connection (10) having improved galling resistance.

公开(公告)号：EP1458908A1

公开(公告)日：2004-09-22

申请号：EP02788216.6

申请日：2002-12-20

申请人： HUNTING OILFIELD SERVICES (UK) LIMITED ,  M.P. Eastern Limited

发明人： Guise, Richard J. ,  Edwards, Michael G.

IPC分类号： C25D7/04 ,  F16L15/00 ,  C25D3/58 ,  C25D3/60

CPC分类号： F16L15/004 ,  C25D3/58 ,  C25D3/60 ,  C25D7/003 ,  E21B17/042 ,  F16L58/08 ,  F16L58/182 ,  Y10T428/12903 ,  Y10T428/12979 ,  Y10T428/13 ,  Y10T428/139 ,  Y10T428/265

摘要： A tubular member (12) having an internal and/or external metal thread (18, 20) at one end thereof, at least part of the thread (18, 20) being coated with an alloy of copper and tin, said alloy containing 5 wt% to 95 wt% copper. The tubular member (10) can be combined with another tubular member (14, 16) to provide a threaded connection (10) having improved galling resistance.