US 11,724,142 B2
Method for addition of fire suppression additive to base foam solutions
Eric LaVergne, Port Arthur, TX (US); John D. Morrison, Porterfield, WA (US); John P. Libal, Peshtigo, WI (US); Brent Gaspard, Port Arthur, TX (US); and Adam Staszak, Marinette, WI (US)
Assigned to Tyco Fire Products LP, Cranston, RI (US)
Filed by Tyco Fire Products LP, Lansdale, PA (US)
Filed on Jun. 2, 2021, as Appl. No. 17/336,737.
Application 17/336,737 is a continuation of application No. 16/410,638, filed on May 13, 2019, granted, now 11,065,490.
Claims priority of provisional application 62/845,509, filed on May 9, 2019.
Claims priority of provisional application 62/816,618, filed on Mar. 11, 2019.
Claims priority of provisional application 62/789,792, filed on Jan. 8, 2019.
Prior Publication US 2021/0283449 A1, Sep. 16, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. A62D 1/02 (2006.01); A62C 5/02 (2006.01); A62C 31/12 (2006.01)
CPC A62D 1/0085 (2013.01) [A62C 5/02 (2013.01); A62C 31/12 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A method of proportioning a finished foam, the method comprising:
a) foaming a stream of a first foam solution to form a first finished foam, and delivering the first finished foam on a hazard;
b) selecting an amount of an additional fire suppression additive; and
c) adding the selected amount of the additional fire suppression additive to the stream of the first foam solution to form a modified foam solution stream.