Patent ID: 8967995
Filing Date: 2015-03-03
Classification: F23G

Abstract:
1. A dual-pressure flare system comprising: (a) a flare stack comprising a high-pressure chamber having a high-pressure gas inlet, a high-pressure gas outlet, and a low-pressure chamber having a low-pressure gas inlet and a low-pressure gas outlet, the low-pressure chamber and the high-pressure chamber in vertically stacked relationship; (b) a vertically-extending high-pressure gas flue having a first end in fluid communication with the high-pressure gas outlet, a second end in fluid communication with a high-pressure tip; (c) a vertically-extending low-pressure gas flue having a first end in fluid communication with the low-pressure gas outlet, a second end in fluid communication with a low-pressure tip; and (d) a flame hood surrounding the high-pressure tip, the flame hood comprising a plurality of flame hood air holes and a pilot light pipe.