# US 11,906,058 B2 · Rotary valve and system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,906,058 B2 - Document ID: US11906058B2 - Status: Granted - Kind: B2 - Application number: 17/677,308 - Filed: 2022-02-22 - Published: 2023-08-24 - Granted: 2024-02-20 - Earliest claimed: 2022-02-22 - Assignees: Baker Hughes Oilfield Operations LLC - Applicants: Hai Hoang Nguyen; Michael Andrew Palmer - Inventors: Hai Hoang Nguyen; Michael Andrew Palmer - Web page: https://patentgrep.com/patent/US11906058B2 ## CPC - E21B 34/14: operated by movement of tools, e.g. sleeve valves operated by pistons or wire line tools {(E21B34/066 takes precedence)} - F16K 11/078: with pivoted and linearly movable closure members - E21B 23/006: {"J-slot" systems, i.e. lug and slot indexing mechanisms} - E21B 34/06: in wells - F16K 27/041: {cylindrical slide valves} - E21B: EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS - F16K: VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING {(devices for emptying and evacuating the excess liquid in valves or conduits F16L55/07)} ## Abstract A rotary valve including a port housing, a port, an axially actuated rotary sleeve disposed within the port housing, the sleeve having a plurality of apertures in fluid communication with the port; and an insert disposed within the sleeve, the insert having an opening, the sleeve being rotatable to align one of the plurality of apertures with the opening. A rotary valve including a port housing, having a port, an axially actuated rotary sleeve disposed within the port housing, the sleeve having an aperture; and an insert disposed within the sleeve, the insert having a plurality of openings of distinct size from one another, the aperture of the sleeve being selectively alignable with one of the plurality of openings. ## Claims ### Claim 1 A rotary valve comprising: a port housing, having a port; an axially actuated rotary sleeve disposed within the port housing, the sleeve having a plurality of apertures of distinct size from one another and in fluid communication with the port, wherein the sleeve is movable within a pressure compensated clean fluid; an insert disposed within the sleeve, the insert having an opening, the sleeve being rotatable to align one of the plurality of apertures with the opening; and wherein a balance piston is disposed between the insert and the port housing, the balance piston being exposed to annulus pressure on one side the clean fluid on a second side, during use. ### Claim 2 (depends on 1) The valve as claimed in claim 1 wherein the port housing includes a manifold groove. ### Claim 3 (depends on 1) The valve as claimed in claim 1 wherein the sleeve includes a J-slot. ### Claim 4 (depends on 1) The valve as claimed in claim 1 wherein the plurality of apertures are 4 apertures. ### Claim 5 (depends on 1) The valve as claimed in claim 1 wherein the insert is configured to move reciprocally axially of the housing. ### Claim 6 (depends on 5) The valve as claimed in claim 5 wherein the insert is movable based upon hydraulic fluid pressure. ### Claim 7 (depends on 6) The valve as claimed in claim 6 wherein the fluid pressure is dedicated pressure from a control line. ### Claim 8 (depends on 1) The valve as claimed in claim 1 wherein the valve includes an annular seal disposed between the sleeve and the insert and an aperture seal disposed around at least one of the plurality of apertures. ### Claim 9 (depends on 1) A borehole system comprising: a borehole in a subsurface formation; a string disposed in the borehole; and a valve as claimed in claim 1 disposed within or as a part of the string. ### Claim 10 A rotary valve comprising: a port housing, having a port; an axially actuated rotary sleeve disposed within the port housing, the sleeve having an aperture, wherein the sleeve is movable within a pressure compensated clean fluid; an insert disposed within the sleeve, the insert having a plurality of openings of distinct size from one another, the aperture of the sleeve being selectively alignable with one of the plurality of openings; and wherein a balance piston is disposed between the insert and the port housing, the balance piston being exposed to annulus pressure on one side the clean fluid on a second side, during use. ### Claim 11 (depends on 10) The valve as claimed in claim 10 wherein the port housing includes a manifold groove. ### Claim 12 (depends on 10) The valve as claimed in claim 10 wherein the sleeve includes a J-slot. ### Claim 13 (depends on 10) The valve as claimed in claim 10 wherein the plurality of openings are 3 openings. ### Claim 14 (depends on 10) The valve as claimed in claim 10 wherein the valve includes an annular seal disposed between the sleeve and the insert and an aperture seal disposed around the aperture. ### Claim 15 (depends on 10) A borehole system comprising: a borehole in a subsurface formation; a string disposed in the borehole; and a valve as claimed in claim 10 disposed within or as a part of the string. ### Claim 16 A rotary valve comprising: a hort housing, having a port; an axially actuated rotary sleeve disposed within the port housing, the sleeve having an aperture; and an insert disposed within the sleeve, the insert having a plurality of openings of distinct size from one another, the aperture of the sleeve being selectively alignable with one of the plurality of openings, wherein the insert is configured to move reciprocally axially of the housing.