Venturi cluster, and burners and methods employing such cluster

European Patent Office Patent

APP PUB NO EP-1559956-A2
SERIAL NO

05075589

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Abstract

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A burner arrangement includes a venturi cluster including a plurality of venturisarranged for parallel flow. The multi venturi arrangement utilizing pressurized fuel as theinducing fluid to induce a flow of air enables the provision of an ultra fuel lean premix offuel and air. A central burner tube which extends outwardly beyond the delivery end of aprimary burner tip and mounts a relatively small capacity nozzle at a substantial distancefrom the delivery end of the burner tip enabling the ultra fuel lean mixture to expand andslow down such that its linear speed does not exceed the flame speed of the mixture priorto by the flame of the speed nozzle. A deflector may be positioned adjacent the nozzle toassist in stabilizing the flame after the expansion and slowing process has beencompleted.

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Patent Owner(s)

Patent OwnerAddress
JOHN ZINK CO LLCUSOKLAHOMA OKLAHOMA

International Classification(s)

Inventor(s)

Inventor Name Address
CHUNG I-PING TULSA OKLAHOMA 74137
JONES ANDREW ROSLINDALE MA
POE ROGER L BEGGS OK
WAIBEL RICHARD T BROKEN ARROW OKLAHOMA 74014
JAYAKARAN JAIWANT D TULSA OK 74137
VENIZELOS DEMETRIS T CLAREMORE OK 74107
BUSSMAN WESLEY RYAN TULSA OK 74116
MCADAMS JASON D 99TH E AVENUE OK 74146
HAYES RALPH ROBERT GOLDEN CO 80401

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