Class 110/122 - Smokebox

Subclass of Class 110 - Furnaces
Definition: Devices located in the smokebox for arresting sparks.
No. of patents: 2
Last issue date: 09/16/2008

Number	Title	Issue Date
7424855	Slide arrangement A slide arrangement for blocking or closing off a channel disposed between a coal pulverizer and coal dust burners, and conveying a gas having a high proportion of coal dust. The slide arrangement includes a housing disposed in the channel wall and a shroud or steel...	09/16/2008
4505435	Apparatus for removal of troublesome mineral matter from pulverized coal A system for pulverizing coal to be burned in a furnace (20), where nearly all of the coarse ash particles are removed from the coal prior to its introduction to the furnace. The system includes a pulverizing mill (10) having a first classifier (12) in it...	03/19/1985

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