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US 4,904,399 AGranted
Process for preventing grease fires in steel mills and other metal processing mills
AssigneeAmoco Corporation
InventorJohn A. Waynick
Life of this patent
Estimating the term…
Abstract
A process is provided for preventing grease fires, which is particularly useful in steel mills and process mills. In the process, when a flame is ignited and approaches a special grease, the special grease emits carbon dioxide to extinguish the flame and prevents combustion of the grease.
Claims20
A process for preventing grease fires, comprising the steps of:
- emitting a flame in the presence of an oxygen-containing, combustion-supporting gas;
- positioning said flame near a grease;
- said grease comprising a material for substantially minimizing combustion of said grease;
- and
- substantially preventing said grease from combusting.
2 more elements
A process for preventing grease fires, comprising the steps of:
- igniting a flame;
- placing said flame in proximity to grease;
- emitting a sufficient amount of carbon dioxide from said grease about said flame to extinguish said flame;
- while
- substantially preventing burning of said grease.
2 more elements
Dependencies are inferred from the claim text.