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| Application No. | Application Title | Issue Date |
| 20050260761 | Method and apparatus for measuring and controlling selective catalytic reduction (SCR) emission control systems A method for monitoring and/or controlling performance of a selective catalytic reduction (SCR) emission control system includes injecting a quantity of a pollution neutralizing gas into a combustion gas stream containing a pollutant gas. The method also includes passin... | 11/24/2005 |
| 20050199012 | Quartz fusion furnace and method for forming quartz articles A crucible for melting a silica for fusion of said silica into a desired shape. The crucible having a main body with inner and outer surfaces comprised of a refractory material. In addition, at least a portion of the inner surface includes a barrier layer comprised of a... | 09/15/2005 |
| 20050081564 | Fused quartz article having controlled devitrification A fused quartz article, such as a muffle tube or crucible, with enhanced creep resistance. The enhanced creep resistance is the result of controlled devitrification of the fused quartz article. Controlled devitrification is achieved by coating the article with a colloid... | 04/21/2005 |
| 20050072191 | Quartz fusion furnace and method for forming quartz articles A crucible for melting a silica for fusion of said silica into a desired shape. The crucible having a main body with inner and outer surfaces comprised of a refractory material. In addition, at least a portion of the inner surface includes a barrier layer comprised of a... | 04/07/2005 |
