US 12,298,023 B2
Air emission stack, controlled emission release
John Achzet, Saint Paul, MN (US); Jared R. Freudenberg, Saint Paul, MN (US); George Milyo, Jr., Saint Paul, MN (US); and Alison Marwitz, Saint Paul, MN (US)
Assigned to ECOLAB USA INC., Saint Paul, MN (US)
Filed by ECOLAB USA INC., Saint Paul, MN (US)
Filed on Dec. 3, 2021, as Appl. No. 17/457,487.
Claims priority of provisional application 63/199,238, filed on Dec. 15, 2020.
Claims priority of provisional application 63/199,043, filed on Dec. 3, 2020.
Prior Publication US 2022/0178577 A1, Jun. 9, 2022
Int. Cl. F24F 11/77 (2018.01); A01M 13/00 (2006.01); F24F 8/10 (2021.01); F24F 11/00 (2018.01); F24F 7/00 (2021.01); F24F 7/06 (2006.01); F24F 110/30 (2018.01); F24F 110/64 (2018.01)
CPC F24F 11/77 (2018.01) [A01M 13/003 (2013.01); F24F 8/10 (2021.01); F24F 11/0001 (2013.01); F24F 2007/001 (2013.01); F24F 7/06 (2013.01); F24F 2110/30 (2018.01); F24F 2110/64 (2018.01)] 18 Claims
OG exemplary drawing
 
1. A controlled emission system for use with one or more sealed containment systems, comprising:
an emission chimney;
at least one duct fluidly connecting each of the one or more sealed containment systems and the emission chimney;
a fumigation exhaust fan inline with each of the at least one duct to move a fumigant from the one or more sealed containment systems and towards the emission chimney; and
at least one chimney exhaust fan to move the fumigant through and out the emission chimney;
wherein the controlled emission system controls a release of the fumigant so as to not damage a good but to maintain an allowable release rate, and further wherein the emission chimney is removable from the one or more sealed containment systems and separately portable.