Patent ID: 9234612
Filing Date: 2016-01-12
CPC Classification: E21B,F16J,F16L

Claim Text:
1. A threaded joint for connecting tubes used in the hydrocarbon industry, the threaded joint having a longitudinal axis extending in a proximal direction and in a distal direction opposite to the proximal direction, the threaded joint comprising: a threaded pin; a threaded box comprising an abutment surface, the pin made up in the box; a sealing ring comprising: a reinforcement ring that is partially embedded in the sealing ring such that an embedded portion of the reinforcement ring is inside the sealing ring and a protruding portion of the reinforcement ring is outside the sealing ring; the reinforcement ring being metal and T-shaped; the reinforcement ring spacing apart the abutment surface and a body of the sealing ring such that the abutment surface and the body do not contact each other in operation of the joint; the reinforcement ring directly contacting the bottom of the groove; and the reinforcement ring having a cross-section, along an axial plane, that comprises only rectangular shapes; wherein: