Abstract: A tong assembly includes a power tong, a backup tong, and a carriage assembly operatively connecting the power tong and the backup tong. The carriage assembly includes a movable trolley assembly. The movable trolley assembly is axially located between the power tong and the backup tong. The movable trolley assembly is supported by the power tong. The movable trolley assembly is configured to axially move the power tong and backup tong relative to each other.

Abstract: A combined multi-coupler including a first tubular member having a first axial load profile, a first torque profile, and a first junction member, and a second tubular member having a second axial load profile, a second torque profile, and a second junction member. The engagement of the first tubular member to the second tubular member forms connections between the first and second axial load profiles, the first and second torque profiles, and the first and second junction members. The combined multi-coupler can be used when constructing a wellbore.

Abstract: A system includes an accessory tool selected from a group consisting of a casing unit, a cementing unit, and a drilling unit; and a genset mounted to the accessory tool and comprising: a fluid driven motor having an inlet and an outlet for connection to a control swivel of the system; an electric generator connected to the fluid driven motor; a manifold having an inlet for connection to the control swivel and an outlet connected an accessory tool actuator; and a control unit in communication with the electric generator and the manifold and comprising a wireless data link.

Abstract: An electronic control system comprises a first tubular handling tool, a sensor, and a controller. The controller is configured to control actuation of the first tubular handling tool in response to an electronic signal received from the sensor that corresponds to an operational characteristic of the first tubular handling tool. The electronic control system functions as an electronic interlock system to prevent mishandling of a tubular. A method of controlling a tubular handling tool comprises measuring an operational characteristic of the tubular handling tool, communicating the operational characteristic to a controller in the form of an electronic signal, and using the controller to control actuation of the tubular handling tool in response to the measured operational characteristic.

Abstract: An electronic control system comprises a first tubular handling tool, a sensor, and a controller. The controller is configured to control actuation of the first tubular handling tool in response to an electronic signal received from the sensor that corresponds to an operational characteristic of the first tubular handling tool. The electronic control system functions as an electronic interlock system to prevent mishandling of a tubular. A method of controlling a tubular handling tool comprises measuring an operational characteristic of the tubular handling tool, communicating the operational characteristic to a controller in the form of an electronic signal, and using the controller to control actuation of the tubular handling tool in response to the measured operational characteristic.

Abstract: A downhole tool coupling system, comprising a drive stem, a sleeve, and a plurality of locking clamps. The sleeve is longitudinally movable relative to the drive stem. The locking clamps are at least partially encompassed by the sleeve. The locking clamps are adjustable between an open position and a locked position. The sleeve is oriented relative to the locking clamps to adjust the locking clamps from the open position to the locked position as the sleeve moves longitudinally from an upper position to a lower position.

Abstract: The present disclosure generally relates to an apparatus for positioning a tool at a well site. The positioning tool includes a retractable arm assembly having a tool adaptor and a leveling assembly. The levelling assembly includes a rigid leveling link pivotably coupled to a tool adaptor. The levelling assembly is coupled to the last two arms in the retractably assembly and uses the relative movement of the last two arms to level and stabilize the tool adaptor and the tool attached thereto.

Abstract: In one embodiment, a coupler system for coupling a top drive and a tool, including a drive member of the top drive configured to transfer torque. The drive member having a housing with a bore therethrough and a window formed substantially laterally through the housing. An adapter of the tool is configured to be inserted through the window of the housing. In another embodiment, a method for coupling a top drive to a tool includes moving, the tool adjacent to the top drive, the tool including an adapter and the top drive including a housing having a window formed therethrough. The method also includes aligning the adapter with the window and inserting the adapter substantially laterally into the window of the housing, thereby longitudinally and torsionally coupling the top drive and the tool.

Abstract: An adapter for supporting a tong includes a leveling frame and a suspension for supporting the tong on the leveling frame. The suspension includes an axially movable member mounted to an upper surface of the leveling frame and a receptacle mounted to the tong for receiving the movable member.

Abstract: A modular top drive for construction of a wellbore includes a rail for connection to at least one of: a floor and a derrick of a drilling rig; and a motor unit. The motor unit includes: a first body; a drive motor having a stator connected to the first body; a trolley connecting the first body to the rail; and a first latch for selectively connecting either a drilling unit or a casing unit to the motor unit. The top drive further includes a bracket for holding any one of the drilling, casing, and cementing units and movable relative to the rail between a standby position and a connection position. The unit held by the bracket is aligned with the motor unit in the connection position and clear of the motor unit in the standby position.

Abstract: A portable tong system includes: a power tong; a backup tong; and an adapter. The adapter includes: a main frame having a base for mounting the backup tong; a mount for mounting the main frame to a positioning system; a leveling frame for torsional connection to the power tong; a suspension mounted to the leveling frame for supporting the power tong; a linear actuator for raising and lowering the leveling frame relative to the main frame; and a torsional arrestor torsionally connecting the leveling frame to the main frame.

Abstract: A drive unit includes a drive stem having first friction surfaces and a load coupling, wherein the load coupling is a threaded coupling. The drive unit also includes a transmission unit having second friction surfaces parallel to the first friction surfaces; and shoulders proximate a bottom of the transmission unit. The drive unit further includes a transmission selector movable to an “on” position or an “off” position, wherein the drive stem moves synchronously with the transmission unit when the transmission selector is in the “on” position.

Abstract: Embodiments of the present disclosure provide combined multi-coupler assembly for quickly connecting a top drive to a tool. The combined multi-coupler assembly includes a drive stem and a tool dock that may be coupled to each other. When the drive stem and the tool dock are connected, axial loads, torsional loads, and hydraulic, pneumatic, electrical, optical, or other types of communications may be transferred between the drive stem and the tool dock.

Abstract: Apparatus and methods are provided for coupling a first component to a second component of a tool coupler. A first component includes a ring coupler having mating features and rotatable between first and second positions; an actuator to rotate the ring coupler between the positions; and a second component comprising a profile complementary to the ring coupler. A method includes inserting a central shaft of the first component into a housing of the second component; rotating a ring coupler around the central shaft; and engaging mating features of the ring coupler with a profile. A method also includes clamping a profile using the ring coupler and a second ring coupler. A method also includes moving a second ring coupler vertically relative to the housing to engage a profile.

Abstract: A tong assembly includes a power tong, a backup tong, and a carriage assembly operatively connecting the power tong and the backup tong. The carriage assembly includes a movable trolley assembly. The movable trolley assembly is axially located between the power tong and the backup tong. The movable trolley assembly is supported by the power tong. The movable trolley assembly is configured to axially move the power tong and backup tong relative to each other.

Abstract: The present disclosure generally relates to a modular connection system for a top drive. The modular connection system may include two tubular components, each having a bore, a seal profile, and two or more load transfer features. The first tubular component may be inserted to the second tubular component to make a connection to transfer fluid, axial loads, and torsional loads. Each of the two tubular components may also include a coupler configured to transfer pressured fluid, data, or other signals.

Abstract: The present disclosure generally relates to a combined multi-coupler for a top drive. In one embodiment, a combined multi-coupler including a first tubular member having a first axial load profile, a first torque profile, and a first junction member, and a second tubular member having a second axial load profile, a second torque profile, and a second junction member. The engagement of the first tubular member to the second tubular member forms connections between the first and second axial load profiles, the first and second torque profiles, and the first and second junction members.

Abstract: A system includes an accessory tool selected from a group consisting of a casing unit, a cementing unit, and a drilling unit; and a genset mounted to the accessory tool and comprising: a fluid driven motor having an inlet and an outlet for connection to a control swivel of the system; an electric generator connected to the fluid driven motor; a manifold having an inlet for connection to the control swivel and an outlet connected an accessory tool actuator; and a control unit in communication with the electric generator and the manifold and comprising a wireless data link.

Abstract: A top drive system for use with a tool for handling tubulars on a drilling rig includes a motor unit; a coupling unit that transfers torque to the tool; a torque measurement device (TMD) coupled to at least one of the motor unit, the tool, or the coupling unit, wherein the TMD includes a sensing member coupled to an evaluation unit, wherein the sensing member is configured to measure a magnetostrictive effect and the evaluation unit is configured to calculate a magnitude of the torque reaction force based on the magnetostrictive effect.

Abstract: A modular top drive system for construction of a wellbore includes an identification reader for automatically identifying tools during operation for rig up and tool exchange. The identification reader may be disposed in one of a tool storage unit, a tool change unit or a top drive unit. Drilling tools, cementing tools and casing tools with one or more identification devices may be used with the modular top drive system. The one or more identification devices may be radio frequency identification devices, barcodes, text tags, micro-controllers, or combinations thereof.