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Class 431/257 - Make and break electrode moved


Subclass of Class 431 - Combustion
Definition: Apparatus wherein an element or operator means of the valve
No. of applications: 1
Last issue date: 11/26/2009


Application No.Application TitleIssue Date
20090291403METHOD AND APPARATUS TO DELIVER SOLID FUEL TO A COMBUSTION ZONE
An apparatus and method for consistently delivering solid fuel to the combustion zone of a furnace is disclosed. The method includes feeding the solid fuel into the material inlet of a rotating rotary air lock valve which may have slanted vanes and moving the fuel from ... 		11/26/2009
 
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