US 12,251,740 B2
Fluid purging system
Brian Green, Eighty-Four, PA (US); Joseph M. Fink, Washington, PA (US); Nathan Horne, Waynesburg, PA (US); and Matthew Imrich, McMurray, PA (US)
Assigned to CNX Resources Corporation, Canonsburg, PA (US)
Filed by CNX Resources Corporation, Canonsburg, PA (US)
Filed on Aug. 2, 2023, as Appl. No. 18/364,374.
Application 18/364,374 is a division of application No. 17/492,113, filed on Oct. 1, 2021, abandoned.
Prior Publication US 2023/0408020 A1, Dec. 21, 2023
Int. Cl. B08B 9/032 (2006.01); B05B 15/55 (2018.01); B08B 3/08 (2006.01); B60P 1/56 (2006.01); B60P 3/22 (2006.01); B63B 22/02 (2006.01); B63B 27/24 (2006.01); B63B 27/34 (2006.01); B65D 90/30 (2006.01); B65G 63/00 (2006.01); B65G 67/04 (2006.01); B65G 67/24 (2006.01); B67D 7/02 (2010.01); B67D 7/04 (2010.01); B67D 7/78 (2010.01); B67D 9/00 (2010.01); F16L 55/07 (2006.01); F16T 1/34 (2006.01); F17D 3/10 (2006.01); F17D 3/12 (2006.01); F04B 23/08 (2006.01); F16L 55/46 (2006.01)
CPC B08B 9/0321 (2013.01) [B05B 15/55 (2018.02); B08B 3/08 (2013.01); B60P 1/56 (2013.01); B60P 3/2245 (2013.01); B60P 3/225 (2013.01); B60P 3/2265 (2013.01); B63B 22/021 (2013.01); B63B 27/24 (2013.01); B63B 27/34 (2013.01); B65D 90/30 (2013.01); B65G 63/004 (2013.01); B65G 67/04 (2013.01); B65G 67/24 (2013.01); B67D 7/0288 (2013.01); B67D 7/0294 (2013.01); B67D 7/04 (2013.01); B67D 7/0476 (2013.01); B67D 7/048 (2013.01); B67D 7/049 (2013.01); B67D 7/78 (2013.01); B67D 9/00 (2013.01); F16L 55/07 (2013.01); F16T 1/34 (2013.01); F17D 3/10 (2013.01); F17D 3/12 (2013.01); F04B 23/08 (2013.01); F16L 55/46 (2013.01); F17C 2227/0135 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A system, comprising:
a vessel, wherein the vessel comprises:
a housing;
an isolation valve, wherein the isolation valve is coupled to the housing, and wherein the isolation valve is configured to be coupled to a downstream fluid flow line;
a vent tubing, wherein a first end of the vent tubing is directly coupled to the housing and a second end of the vent tubing is configured to be directly coupled to the downstream fluid flow line, wherein the vent tubing includes a check valve disposed between the first end of the vent tubing and the second end of the vent tubing, and wherein the check valve is configured to allow a fluid to flow from the housing to the downstream fluid flow line; and
an inlet and drainage valve, wherein the inlet and drainage valve is coupled to the housing;
a purging media tank; and
a first pump, wherein the first pump is coupled to the purging media tank and configured to be coupled to the inlet and drainage valve, and wherein the first pump is configured to pump a purging media between the purging media tank and the housing.