Threaded joint for oil well pipes

Details Threaded joint for oil well pipes Threaded joint for oil well pipes

1995-11-21

1998-11-03

Nicholson, Eric K.

Pipe joints or couplings

Particular interface

Tapered

285334, 285355, 285390, F16L 1500

Patent

active

058297979

ABSTRACT:
A threaded joint for an oil well pipe having (1) a tapered threaded having roughly the shape of a buttress thread, (2) a pin having a male thread and a box having a female thread, (3) a seal and a torque shoulder, characterized in that

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