Patent ID: 9062512
Filing Date: 2015-06-23
Classification: E21B

Abstract:
1. A subsea production system for controlling fluid flow from a well, the system including: a subsea production tree and a drilling riser engageable with the well, the tree including electrical and hydraulic lines to communicate with equipment in the tree and downhole in the well; a tieback tool that can be installed in the tree through the drilling riser to establish at least one of electrical and hydraulic communication with the tree electrical and hydraulic lines; an umbilical connectable with the tieback tool and extendable inside the drilling riser to the surface; where the umbilical can be used to communicate at least one of electrically and hydraulically with the tieback tool; where the umbilical can be used to communicate at least one of electrically and hydraulically with the tree and downhole equipment through the tieback tool connection with the tree; and where the umbilical can at least one of control and monitor the tieback tool and the tree equipment.