Ten of these are grouped at the front of the tree, with the flowline valves on either side. The tool can also be used to ... This torque is produced from a specially developed hydraulic circuit mounted on the ROV skid which carries out a number of functions. The circuit ... Once positioned, the ROV lowers a central spider mechanism until clamps engage the AX seal. Cylinders are then ... There is a maximum 6 in. spacing between flowline mandrel and tree mandrel when the AX seal is to beanbsp;...
Title | : | Submersible technology |
Author | : | Society for Underwater Technology, Association of Offshore Diving Contractors |
Publisher | : | Graham & Trotman, Limited - 1986 |
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