US 12,330,959 B2
Regenerative media filter air scouring apparatus and method
Steven Hawksley, Warwick, RI (US)
Assigned to Neptune Benson, Inc., Coventry, RI (US)
Appl. No. 17/434,002
Filed by Neptune Benson Inc., Coventry, RI (US)
PCT Filed Nov. 20, 2019, PCT No. PCT/US2019/062373
§ 371(c)(1), (2) Date Feb. 18, 2022,
PCT Pub. No. WO2020/176151, PCT Pub. Date Sep. 3, 2020.
Claims priority of provisional application 62/810,008, filed on Feb. 25, 2019.
Prior Publication US 2023/0052718 A1, Feb. 16, 2023
Int. Cl. C02F 1/00 (2023.01); B01D 24/04 (2006.01); B01D 24/16 (2006.01); B01D 24/46 (2006.01); B01D 29/15 (2006.01); B01D 29/52 (2006.01); B01D 29/60 (2006.01); B01D 29/64 (2006.01); B01D 29/72 (2006.01); C02F 103/42 (2006.01)
CPC C02F 1/004 (2013.01) [B01D 24/047 (2013.01); B01D 24/167 (2013.01); B01D 24/4621 (2013.01); B01D 29/15 (2013.01); B01D 29/52 (2013.01); B01D 29/606 (2013.01); B01D 29/6438 (2013.01); B01D 29/72 (2013.01); C02F 1/008 (2013.01); B01D 2201/0446 (2013.01); B01D 2201/54 (2013.01); C02F 2103/42 (2013.01); C02F 2209/03 (2013.01); C02F 2303/16 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A water filtration system, comprising:
a regenerative media filter vessel comprising:
a first inlet, a first outlet, and a second outlet;
a tube sheet comprising a plurality of tube elements;
a gas distributor fluidly connected to a first source of gas, the gas distributor positioned below the plurality of tube elements;
an inflatable bladder fluidly connected to a second source of gas, the inflatable bladder configured to mechanically agitate the tube sheet upon inflation and deflation;
and particulate media;
a filtrate line fluidly connectable to the first outlet and an end use configured to receive filtered water;
a feed line fluidly connectable to the first inlet and a feed source comprising water to be filtered media filter vessel;
a gas line fluidly connected to the first source of gas and the gas distributor; and
at least one pump configured to direct the water through the water filtration system.