H Type SaretyJoint | | The H type safety joint, which is installad on the positionrequired
for subsurface driII stem and can bear in fishing operation all
kindsof Ioads for pulIing or pressing and used to transmit torque
is a subsurfacesafety equipment.In down hole operation£?in case of
being needed,the safetyjoint is easy to be discharged off so as to
take out the driIl stem above it.Itis easy to butt the safety joint
to go on fishing operation when running in holeagain. Specifications |
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