Abstract: A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

Abstract: A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

Abstract: A hammer union includes a male sub, a threaded female sub, a threaded union nut disposed around abutting ends of the threaded female sub and the male sub, the abutting ends of the threaded female sub and the male sub include contact surfaces perpendicular to a longitudinal axis of the hammer union, and an outermost diameter of the perpendicular contact surfaces and a minor thread diameter of the female sub are equidistant from a longitudinal axis of the hammer union. A method of assembling a hammer union includes inserting a plurality of load segments between a threaded union nut and a male sub, threadedly engaging internal threads of the threaded union nut with external threads of a female sub, and engaging flat contact surfaces of abutting ends of the male sub and the female sub.

Abstract: A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

Abstract: A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

Abstract: In one aspect, this disclosure relates to a seat seal assembly for a valve. In another aspect, this disclosure relates to a gate valve or a ball valve including the seat seal assembly. In another aspect, this disclosure relates to a method of manufacturing a valve including the disclosed seat seal assembly.

Abstract: A swivel joint includes a tubular female member which is rotatably connected to a tubular male member. The female member includes a female race portion having an axially extending inner annular recess, a female inner end portion which is formed at an axially inner end of the recess, and a number of inner annular grooves which are formed in the recess coaxially therewith. The male member includes a male race portion having an annular outer surface which is configured to be received in the recess, a male nose portion which is formed at an end of the male race portion, and a number of outer annular grooves which are formed on the outer surface coaxially therewith.

Abstract: A hammer union includes a male sub, a threaded female sub, a threaded union nut disposed around abutting ends of the threaded female sub and the male sub, the abutting ends of the threaded female sub and the male sub include contact surfaces perpendicular to a longitudinal axis of the hammer union, and an outermost diameter of the perpendicular contact surfaces and a minor thread diameter of the female sub are equidistant from a longitudinal axis of the hammer union. A method of assembling a hammer union includes inserting a plurality of load segments between a threaded union nut and a male sub, threadedly engaging internal threads of the threaded union nut with external threads of a female sub, and engaging flat contact surfaces of abutting ends of the male sub and the female sub.

Abstract: In one aspect, this disclosure relates to a seat seal assembly for a valve. In another aspect, this disclosure relates to a gate valve or a ball valve including the seat seal assembly. In another aspect, this disclosure relates to a method of manufacturing a valve including the disclosed seat seal assembly.

Abstract: A hammer union (100) includes a male sub (102), a threaded female sub (104), a threaded union nut (106) disposed around abutting ends of the threaded female sub and the male sub, the abutting ends of the threaded female sub and the male sub include contact surfaces (120, 122) perpendicular to a longitudinal axis (50) of the hammer union, and an outermost diameter of the perpendicular contact surfaces and a minor thread diameter of the female sub are equidistant from a longitudinal axis of the hammer union. A method of assembling a hammer union includes inserting a plurality of load segments (108) between a threaded union nut and a male sub, threadedly engaging internal threads of the threaded union nut with external threads (105) of a female sub, and engaging flat contact surfaces (120, 122) of abutting ends of the male sub and the female sub.

Abstract: A flowline system for fluidly connecting a fracturing manifold to a fracturing tree includes a first flowline assembly which is pre-assembled with the manifold, the first flowline assembly comprising a number of preassembled first flowline components and a first connection member which is located distally of the manifold; and a second flowline assembly which is connected to the tree, the second flowline assembly comprising a number of preassembled second flowline components and a second connection member which is located distally of the tree. The first and second connection members are configured to be releasably connected together to thereby fluidly connect the manifold to the tree.

Abstract: A swivel joint includes a tubular female member which is rotatably connected to a tubular male member. The female member includes a female race portion having an axially extending inner annular recess, a female inner end portion which is formed at an axially inner end of the recess, and a number of inner annular grooves which are formed in the recess coaxially therewith. The male member includes a male race portion having an annular outer surface which is configured to be received in the recess, a male nose portion which is formed at an end of the male race portion, and a number of outer annular grooves which are formed on the outer surface coaxially therewith.

Abstract: A swivel joint comprises a tubular female member which is rotatably connected to a tubular male member. The female member includes a female race portion having an axially extending inner annular recess, a female inner end portion which is formed at an axially inner end of the recess, and a number of inner annular grooves which are formed in the recess coaxially therewith. The male member includes a male race portion having an annular outer surface which is configured to be received in the recess, a male nose portion which is formed at an end of the male race portion, and a number of outer annular grooves which are formed on the outer surface coaxially therewith.

Abstract: A swivel joint comprises a tubular female member which is rotatably connected to a tubular male member. The female member includes a female race portion having an axially extending inner annular recess, a female inner end portion which is formed at an axially inner end of the recess, and a number of inner annular grooves which are formed in the recess coaxially therewith. The male member includes a male race portion having an annular outer surface which is configured to be received in the recess, a male nose portion which is formed at an end of the male race portion, and a number of outer annular grooves which are formed on the outer surface coaxially therewith.

Abstract: A manifold assembly for connecting a plurality of pumping units to a wellhead includes at least one main line which is connectable to the wellhead and includes a plurality of discharge connectors, and a plurality of articulating arm assemblies which are each connected to a corresponding discharge connector. Each arm assembly comprises a connector member which includes at least an inlet port, an outlet port and a third port that is located generally opposite the outlet port and is closed by a removable plug member, an articulating conduit assembly which comprises a first end that is connected to the inlet port and a second end that is connectable to a corresponding one of the plurality of pumping units, and a riser swivel which is connected between the outlet port and the discharge connector. In use of the manifold assembly, each arm assembly is connected to a corresponding pumping unit and the main line is connected to the wellhead to thereby connect the pumping units to the wellhead.

Abstract: A hammer union (100) includes a male sub (102), a threaded female sub (104), a threaded union nut (106) disposed around abutting ends of the threaded female sub and the male sub, the abutting ends of the threaded female sub and the male sub include contact surfaces (120, 122) perpendicular to a longitudinal axis (50) of the hammer union, and an outermost diameter of the perpendicular contact surfaces and a minor thread diameter of the female sub are equidistant from a longitudinal axis of the hammer union. A method of assembling a hammer union includes inserting a plurality of load segments (108) between a threaded union nut and a male sub, threadedly engaging internal threads of the threaded union nut with external threads (105) of a female sub, and engaging flat contact surfaces (120, 122) of abutting ends of the male sub and the female sub.

Abstract: A manifold assembly for connecting a plurality of pumping units to a wellhead includes at least one main line which is connectable to the wellhead and includes a plurality of discharge connectors, and a plurality of articulating arm assemblies which are each connected to a corresponding discharge connector. Each arm assembly comprises a connector member which includes at least an inlet port, an outlet port and a third port that is located generally opposite the outlet port and is closed by a removable plug member, an articulating conduit assembly which comprises a first end that is connected to the inlet port and a second end that is connectable to a corresponding one of the plurality of pumping units, and a riser swivel which is connected between the outlet port and the discharge connector. In use of the manifold assembly, each arm assembly is connected to a corresponding pumping unit and the main line is connected to the wellhead to thereby connect the pumping units to the wellhead.

Abstract: A manifold trailer comprises at least one main line having a plurality of discharge connectors and a plurality of articulating arm assemblies which are each connected to a corresponding discharge connector. Each arm assembly comprises a connector member which includes an inlet port, an outlet port and a third port which is located generally opposite the outlet port and is closed by a removable plug member. Each arm assembly also includes an articulating conduit assembly which comprises a first end that is connected to the inlet port and a riser swivel which is connected to the outlet port. During deployment of the arm assembly, a second end of the conduit assembly is connectable to a pumping unit to thereby fluidly connect the pumping unit to the main line.

Abstract: A discharge arm assembly for a truck or trailer-mounted pumping unit comprises a jumper line which is connected to the outlet of the pumping unit, a base unit which is connected to the outlet of the jumper line, and an articulated arm which is connected to the outlet of the base unit. The base unit includes a base conduit which is rigidly secured to the truck or trailer and a swivel arm which is rotatable about a generally vertical axis. The articulated arm comprises a first generally straight pipe which is connected to the swivel arm by a generally 90° elbow. A brace member comprises a first end which is connected to the swivel arm and a second end which is connected to the first pipe to thereby support the first pipe for movement in a generally horizontal plane.

Abstract: A manifold trailer comprises at least one main line having a plurality of discharge connectors and a plurality of articulating arm assemblies which are each connected to a corresponding discharge connector. Each arm assembly comprises a connector member which includes an inlet port, an outlet port and a third port which is located generally opposite the outlet port and is closed by a removable plug member. Each arm assembly also includes an articulating conduit assembly which comprises a first end that is connected to the inlet port and a riser swivel which is connected to the outlet port. During deployment of the arm assembly, a second end of the conduit assembly is connectable to a pumping unit to thereby fluidly connect the pumping unit to the main line.