US 11,754,193 B2
Two-way chemical injection valve
Robert Hicks, Oklahoma City, OK (US); and Joshua Prather, Acton, CA (US)
Assigned to Republic Oil Tool, LLC, Oklahoma City, OK (US)
Filed by Republic Oil Tools, LLC, Oklahoma City, OK (US)
Filed on Aug. 16, 2021, as Appl. No. 17/403,462.
Claims priority of provisional application 63/065,643, filed on Aug. 14, 2020.
Prior Publication US 2022/0049779 A1, Feb. 17, 2022
Int. Cl. F16K 11/07 (2006.01); F16K 15/02 (2006.01); E21B 34/14 (2006.01)
CPC F16K 11/0716 (2013.01) [E21B 34/14 (2013.01); F16K 15/028 (2013.01); E21B 2200/06 (2020.05)] 20 Claims
OG exemplary drawing
 
1. A two-way injection valve, the two-way injection valve comprising:
a body that is attachable to an outside part of production tubing in a radial direction;
a primary flow path to allow chemical injection into an annulus area surrounding the production tubing; and
a secondary flow path to allow chemical injection into the inside of the production tubing via a tubular member of the production tubing.