Patent ID: 11883703
Assignee: FRS GROUP, LLC
Field: Machine tools (Mechanical engineering)
Classification: CPC A  C | IPC A  C

Claim 0:
1. A method of combating a forest fire, the method comprising:
depositing, via aerial or ground-based application, a forest fire retardant composition comprising:
a retardant compound comprising Kieserite (MgSO4(H2O)1),Dipotassium Sulfate (K2SO4), Hexahydrite (MgSO4(H2O)6), and Epsomite (MgSO4(H2O)7);
a corrosion inhibitor for at least one of iron, brass, aluminum, or magnesium present in the composition in an amount having a weight percent of about 0.2% to about 6.0% relative to the weight of the retardant compound in the composition;
a thickening agent, present in the composition in an amount having a weight percent of about 1.5% to about 6.5% relative to the weight of the retardant compound in the composition;
a colorant, present in the composition in an amount having a weight percent of about 0.4% to about 3.5% relative to the weight of the retardant compound in the composition; and
water;

wherein the step of depositing comprises at least one of (a) a direct attack on the forest fire or (b) an indirect attack before the forest fire.