US PATENT SUBCLASS 431 / 8
.~ Flame shaping, or distributing components in combustion zone

Current as of: June, 1999
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431 /   HD   COMBUSTION

2  DF  PROCESS OF COMBUSTION OR BURNER OPERATION {8}
8.~ Flame shaping, or distributing components in combustion zone {2}
9  DF  .~.~> Whirling, recycling material, or reversing flow in an enclosed flame zone
10  DF  .~.~> Oxidizer added to region of incomplete combustion

DEFINITION

Classification: 431/8

(under subclass 2) Processes involving the manner in which the feed is discharged into the region where combustion takes place, or the manner in which the flame is shaped into a pattern.