Apparatus and method for recovering fluids from a well and/or injecting fluids into a well

A tree for a well, comprising:

• a first flowpath comprising an outlet;
• a flow diverter assembly comprising a flow diverter comprising a second flowpath, the diverter to divert fluids from a first portion of the first flowpath to the second flowpath, and to divert fluids from the second flowpath to a second portion of the first flowpath for recovery therefrom via the outlet of the first flowpath, wherein the first portion of the first flowpath, the second flowpath, and the second portion of the first flowpath form a conduit for continuous passage of fluid;
• and
• wherein the flow diverter assembly is located in the first flowpath and separates the first portion of the first flowpath from the second portion of the first flowpath to divert the fluids to a treatment apparatus.

An assembly for an injection well and a production well, comprising:

• a production conduit inserted into a production tree of the production well forming a first flowpath for produced fluids to an outlet of the production tree and a second flowpath from an inlet in the production tree to an export line;
• a processing apparatus with a first tubing connected to the production tree outlet and a second tubing connected to the production tree inlet;
• an injection conduit inserted into an injection tree of the injection well forming a first flowpath for fluids to an outlet of the injection tree and a second flowpath from an inlet in the injection tree to an injection line;
• a third tubing connecting the injection tree outlet to the processing apparatus and a fourth tubing connecting the injection tree inlet to the processing apparatus.

An assembly for an injection well and a production well, comprising:

• a production conduit inserted into a production tree of the production well forming a first flowpath for produced fluids to an outlet of the production tree and a second flowpath from an inlet in the production tree to an export line;
• a first pump comprising a first tubing connected to the production tree outlet, the first pump being connected to a water separator comprising a second tubing connected to the production tree inlet;
• an injection conduit inserted into an injection tree of the injection well forming a first flowpath for fluids to an outlet of the injection tree and a second flowpath from an inlet in the injection tree to an injection line;
• a second pump comprising a first tubing connected to the production tree inlet, and a second tubing connected to the production tree outlet;
• and
• a conduit connecting the second pump to the water separator.

A tree of an oil or gas well, comprising:

• a tree body comprising a production bore;
• a lateral branch comprising a branch bore forming part of a first flowpath to and from the production bore;
• a choke disposed on the lateral branch, the choke comprising a choke bore forming part of a second flowpath with an export line;
• and
• a diverter comprising a conduit with an internal passage extending through a diverter bore in the diverter and into the lateral branch, the internal passage communicating with the second flowpath, and the conduit and diverter bore forming part of the first flowpath.

A tree of an oil or gas well, comprising:

• a tree body comprising a production bore;
• a lateral branch comprising a branch bore forming part of a first flowpath to and from the production bore;
• a choke disposed on the lateral branch, the choke comprising a choke bore forming part of the first flowpath;
• and
• a diverter comprising a conduit with an internal passage extending through a diverter bore in the diverter and into the lateral branch, the internal passage communicating with a second flowpath communicating with an export line, and the conduit and diverter bore forming part of the first flowpath.

An assembly for a plurality of production wells, comprising:

• a first diverter assembly comprising a production conduit inserted into a first choke body to form a first flow region for produced fluids of a first tree of a first production well to an outlet and the production conduit forming a second flow region for fluids from an inlet header through an inlet of the second flow region to an outlet;
• conduits extending from the outlets to a tubing communicating with a pump;
• a second diverter assembly comprising a production conduit inserted into a second choke body to form a first flow region for produced fluids of a second tree of a second production well to an outlet and the production conduit forming a second flow region to flow fluids through the second flow region from an inlet to an export line and output header;
• and
• the outlet communicating with the inlet of the pump and the inlet communicating with the outlet of the pump.

A tree of an oil or gas well with a tree body comprising a production bore, the tree comprising:

• a production wing branch disposed on the tree and comprising a production wing bore communicating with the production bore;
• a choke body disposed on the production wing branch, the choke body comprising a choke bore which is in fluid communication with the production wing bore, an upper bore terminating in an aperture, and a lower end of the choke bore communicating with the production wing bore and a choke bore outlet;
• and
• a diverter including a housing comprising a diverter passage with an outlet and the diverter including a stem with a plug on one end of the stem, the plug extending below the diverter housing and engaging a seat in the choke body to close the choke bore outlet, a flowpath being formed by the production wing bore and passage allowing fluids to flow in either direction between the production bore and choke outlet.

A tree of an oil or gas well with a tree body having a production bore, comprising:

• a production wing branch disposed on the tree and comprising a production wing bore communicating with the production bore;
• a choke body disposed on the production wing branch, the choke body comprising a choke bore which is in fluid communication with the production wing bore, an upper bore terminating in an aperture, and a lower end of the choke bore communicating with the production wing bore and a choke bore outlet;
• and
• a diverter including a housing comprising a diverter passage with an outlet aperture and the diverter including a conduit with a conduit bore and a lower end comprising seals, the lower end extending below the diverter housing and sealingly engaging a seat in the choke body to form a first region with the conduit bore and the lower end of the choke bore, a second region being formed by the annular area between the conduit and axial passage and the production wing bore, allowing fluids to flow in either direction through the first and second regions.

A tree of an oil or gas well with a tree body comprising a production bore extending down in the well to a producing formation, comprising:

• a production wing branch disposed on the tree and comprising a production wing bore communicating with the production bore;
• a cap attached to a top of the tree body and comprising an inner axial passage and an inner lateral passage;
• an injection line connected to the inner lateral passage;
• a coiled tubing insert extending from below the inner lateral passage in the cap through the inner axial passage and down the production bore to the formation producing well fluids;
• a plug sealing an upper end of an annulus formed between the coiled tubing and an outer wall of the production bore;
• and
• fluids being injected through the inner lateral passage, down the inner axial passage, and down the production bore to the formation.

An assembly for recovering fluids from a first well and injecting a portion of those fluids in a second well, comprising:

• a production wing branch disposed on the tree of the first well and comprising a production wing bore communicating with the production bore;
• a first choke body disposed on the production wing branch, the first choke body comprising a choke bore which is in fluid communication with the production wing bore, an upper bore terminating in an aperture, and a lower end of the choke bore communicating with the production wing bore and a choke bore outlet;
• a first diverter including a housing comprising a diverter passage with an outlet, the first diverter including a stem with a plug on one end of the stem, the plug extending below the diverter housing and engaging a seat in the first choke body to close the choke bore outlet, the choke bore outlet being connected to a processing apparatus by a conduit, a flowpath being formed by the production wing bore and diverter passage allowing fluids to flow in from the production bore to the processing apparatus;
• a conduit connecting the processing apparatus to the choke bore outlet of the second well;
• a production wing branch disposed on the tree of the second well and comprising a production wing bore communicating with the production bore;
• a second choke body disposed on the production wing branch, the second choke body comprising a choke bore which is in fluid communication with the production wing bore, an upper bore terminating in an aperture, and a lower end of the choke bore communicating with the production wing bore and a choke bore outlet;
• a second diverter including a housing comprising a diverter passage with an outlet and the second diverter including a stem with a plug on one end of the stem, the plug extending below the diverter housing and engaging a seat in the second choke body to close the choke bore outlet, a flowpath being formed by the production wing bore and diverter passage of the second well allowing fluids to flow from the processing apparatus to the production bore of the second well.

A tree for a well comprising a tree body with a production bore and an annulus bore, a production wing comprising a production choke body with an outlet and an annulus wing comprising an annulus choke body with an inlet, the tree comprising:

• a processing apparatus comprising a conduit communicating with a first production flowpath extending through a production diverter assembly disposed on the production choke body and communicating with the production wing and a conduit communicating with a second production flowpath communicating with the outlet;
• and
• the processing apparatus comprising a conduit communicating with a first annulus flowpath extending through an annulus diverter assembly disposed on the annulus choke body and communicating with the annulus wing and a conduit communicating with a second annulus flowpath communicating with the inlet;
• and
• the first production flowpath and second annulus flowpath being formed by a stem with a plug on one end of the stem, the plug extending below the diverter housing and engaging a seat in the choke body to close the choke bore outlet.