Abstract: A fracturing fluid delivery system with a fluid conduit having a communication line is provided. In one embodiment, a fracturing system includes a wellhead assembly and a fracturing fluid conduit coupled to the wellhead assembly to enable receipt of fracturing fluid by the wellhead assembly from the fracturing fluid conduit. The fracturing fluid conduit includes a body defining a bore for conveying the fracturing fluid to the wellhead assembly and also includes a communication line. The communication line transmits signals along the body of the fracturing fluid conduit such that the fracturing fluid conduit facilitates transmission of both the fracturing fluid and the signals. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system having rams for controlling flow through a fracturing tree is provided. In one embodiment, a well intervention method includes injecting fracturing fluid into a well through a bore of a frac stack coupled to a wellhead. The frac stack includes rams that can be moved between open and closed positions to control flow through the bore. The well intervention method also includes coupling a lubricator to the frac stack without a blowout preventer between the lubricator and the frac stack and lowering an intervention tool from the lubricator through the bore of the frac stack and into the well. Additional systems, devices, and methods for fracturing and intervention are also disclosed.

Abstract: Fracturing systems having rams for controlling flow through fracturing trees are provided. In one embodiment, a fracturing system includes a frac stack mounted on a wellhead. The frac stack can include a flow control device having a housing and a single ram for opening and closing a bore of the housing. The single ram can form a seal with the housing around the bore without seats. Additional systems, devices, and methods for fracturing are also disclosed.

Abstract: A fracturing system having rams for controlling flow through a fracturing tree is provided. In one embodiment, a fracturing system includes a frac stack mounted on a wellhead. The frac stack includes opposing rams to control flow of fracturing fluid through a bore of the frac stack during a fracturing operation. Additional systems, devices, and methods for fracturing are also disclosed.

Abstract: A fracturing fluid delivery system having a fracturing line with a flexible liner is provided. In one embodiment, a method includes moving a flexible polymeric liner through a bore of a fracturing line to a position in which the flexible polymeric liner extends along an inner wall of a flexible pipe body of the fracturing line. The method also includes securing the flexible polymeric liner in the bore of the fracturing line, such as by attaching the flexible polymeric liner to an opposing surface of the fracturing line. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, each fracturing tree that is coupled to the fracturing manifold is coupled by at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, each fracturing tree that is coupled to the fracturing manifold is coupled by at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing fluid delivery system with a fluid conduit having a communication line is provided. In one embodiment, a fracturing system includes a wellhead assembly and a fracturing fluid conduit coupled to the wellhead assembly to enable receipt of fracturing fluid by the wellhead assembly from the fracturing fluid conduit. The fracturing fluid conduit includes a body defining a bore for conveying the fracturing fluid to the wellhead assembly and also includes a communication line. The communication line transmits signals along the body of the fracturing fluid conduit such that the fracturing fluid conduit facilitates transmission of both the fracturing fluid and the signals. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing fluid delivery system is provided. In one embodiment, the system includes a fracturing manifold and a fracturing tree. A fluid conduit is coupled between the fracturing manifold and the fracturing tree to enable receipt of fracturing fluid by the fracturing tree from the fracturing manifold through the fluid conduit. The fluid conduit includes rigid and flexible pipe segments coupled together so as to collectively provide a fluid connection from the fracturing manifold to the fracturing tree. Additional systems, devices, and methods are also disclosed.

Abstract: Fracturing systems having rams for controlling flow through fracturing trees are provided. In one embodiment, a fracturing system includes a frac stack mounted on a wellhead. The frac stack can include a flow control device having a housing and a single ram for opening and closing a bore of the housing. The single ram can form a seal with the housing around the bore without seats. Additional systems, devices, and methods for fracturing are also disclosed.

Abstract: A fracturing system having rams for controlling flow through a fracturing tree is provided. In one embodiment, a well intervention method includes injecting fracturing fluid into a well through a bore of a frac stack coupled to a wellhead. The frac stack includes rams that can be moved between open and closed positions to control flow through the bore. The well intervention method also includes coupling a lubricator to the frac stack without a blowout preventer between the lubricator and the frac stack and lowering an intervention tool from the lubricator through the bore of the frac stack and into the well. Additional systems, devices, and methods for fracturing and intervention are also disclosed.

Abstract: An adjustable fracturing system is provided. The system includes an adjustment joint configured to be varied in length to facilitate coupling of a fracturing manifold to a fracturing tree. In one embodiment, the system may also include the fracturing manifold and the fracturing tree. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing fluid delivery system is provided. In one embodiment, the system includes a fracturing manifold and a fracturing tree. A fluid conduit is coupled between the fracturing manifold and the fracturing tree to enable receipt of fracturing fluid by the fracturing tree from the fracturing manifold through the fluid conduit. The fluid conduit includes rigid and flexible pipe segments coupled together so as to collectively provide a fluid connection from the fracturing manifold to the fracturing tree. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, each fracturing tree that is coupled to the fracturing manifold is coupled by at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, a fracturing tree is coupled to the fracturing manifold by a pair of goat heads in fluid communication with each other via at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, each fracturing tree that is coupled to the fracturing manifold is coupled by at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A fracturing system is provided. In one embodiment, the fracturing system includes a fracturing manifold for routing fracturing fluid to multiple wells. The fracturing manifold can be coupled via fluid conduits to fracturing trees installed at the wells. In some cases, a fracturing tree is coupled to the fracturing manifold by a pair of goat heads in fluid communication with each other via at least one rigid fluid conduit. The fracturing manifold can include a trunk line that provides fracturing fluid to multiple outlet branches, which can include valves for controlling flow of fracturing fluid to wells downstream of the valves. Additional systems, devices, and methods are also disclosed.

Abstract: A system includes a back pressure valve configured to mount in a mineral extraction system. The back pressure valve comprises a cylindrical body comprising a venting port coaxial with a longitudinal axis of the cylindrical body and a plunger disposed in the venting port, wherein the plunger comprises a stem that extends from the venting port into an adjacent cavity of the cylindrical body. A method of operating a valve, includes biasing a plunger to an open position, biasing a valve locking mechanism to a locked position in relation to a bore of a mineral extraction system, and biasing a plunger to a closed position.

Abstract: An offshore well system for a subsea well. The system includes a floating platform, an external riser and an internal riser nested within the external riser. A external riser tension device tensions the external riser. The drilling system also includes a surface wellhead system that includes a wellhead, a collet, and a flange assembly. The wellhead, collet, and flange assembly are assembled to establish a common bore for receiving the top of the internal riser. A gasket located between the top of the internal riser and an inner shoulder of the flange assembly seals between the wellhead system and the top of the internal riser. The surface wellhead system also retains the internal riser in tension with the wellhead, the internal riser extending above the wellhead into the collet.

Abstract: A dual barrier lock screw for a wellhead assembly is provided that includes a first seal disposed at a first axial location along the body of the screw and a second seal disposed at a second axial location along the body of the screw, wherein the first and second axial locations are different from one another. The screw may also include a passage extending axially through the body of the screw and coupled to a port at the end of the screw. The port is configured to receive external pressure and allow testing of the dual barrier seals of the lock screws. A system that includes the lock screw and methods of operating and testing the lock screw are also provided.