US 12,134,943 B2
Kelly valve
Tripp Cappel Staples, Youngsville, LA (US); Shaun Paul Montet, Youngsville, LA (US); and Juan Carlos Hincapie, Broussard, LA (US)
Assigned to M&M INTERNATIONAL, LLC, Cade, LA (US)
Appl. No. 17/789,981
Filed by M&M International, LLC, Cade, LA (US)
PCT Filed Sep. 29, 2021, PCT No. PCT/US2021/052514
§ 371(c)(1), (2) Date Jun. 29, 2022,
PCT Pub. No. WO2022/072398, PCT Pub. Date Apr. 7, 2022.
Claims priority of provisional application 63/084,874, filed on Sep. 29, 2020.
Prior Publication US 2023/0062916 A1, Mar. 2, 2023
Int. Cl. E21B 21/12 (2006.01); E21B 21/10 (2006.01); F16K 1/14 (2006.01); F16K 5/06 (2006.01); F16K 5/20 (2006.01); F16K 25/00 (2006.01); F16K 25/04 (2006.01)
CPC E21B 21/106 (2013.01) [F16K 1/14 (2013.01); F16K 5/0694 (2013.01); F16K 5/205 (2013.01); F16K 25/005 (2013.01); F16K 25/04 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A kelly valve, comprising:
a main body comprising a longitudinal bore therethrough, forming a wall of said main body, and an opening in said wall connecting to said longitudinal bore, said opening comprising a wall surface;
a valve component cage disposed in said longitudinal bore, and a valve ball disposed in said cage;
a valve stem sleeve disposed in said opening, said valve stem sleeve comprising a bore therethrough and a radially inward shoulder surface facing said longitudinal bore of said main body;
a valve stem disposed in said bore of said valve stem sleeve and connected to said valve ball for rotating said valve ball, said valve stem comprising a shoulder presenting a surface to said radially inward shoulder surface of said valve stem sleeve; and
a thrust bearing disposed between said shoulder of said valve stem and said radially inward shoulder surface of said valve stem sleeve,
wherein said valve component cage, said valve ball, said valve stem sleeve, said valve stem, and said thrust bearing are assembled to form a canister, said canister adapted to be removably positioned within said longitudinal bore of said main body.