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| Number | Title | Issue Date |
| 5855636 | Method which removes odor and pollutants when preparing cullet for use in an electrostatic bed filter A method for treating cullet before use as a raw material in a glass manufacturing process is disclosed. The method includes providing a bed of cullet; passing hot gases through the bed, the quantity and temperature of gases being sufficient to pyrolyze o... | 01/05/1999 |
| 5779748 | Method which removes odor and pollutants when preparing cullet for use in an electrostatic bed filter A method and apparatus for treating cullet before use as a raw material in a glass manufacturing process is disclosed. The method includes providing a bed of cullet; passing hot gases through the bed, the quantity and temperature of gases being sufficient... | 07/14/1998 |
| 5741342 | Apparatus and method for preheating raw materials for glass making A method is taught for separately preheating cullet and batch, material use in glass making. This method uses a two stage process for preheating batch in a way that allows water vapor to escape to the atmosphere before the main preheating stage. It supple... | 04/21/1998 |
| 5603910 | Method for pollution emission reduction from glass melting furnaces A method for reducing pollution emissions from a glass melting furnace using electrostatic granular bed (EGB) technology. The granules in the EGB filter are themselves formed from an alkaline earth metal material. The granules react with sulfur compounds ... | 02/18/1997 |
| 5578102 | Method for batch preheating and pollution abatement in glass manufacture A method and apparatus for glass manufacture is described having batch preheating and reduced pollution emission. The apparatus includes two modules containing pelletized glass and/or cullet. One module functions as a pelletized glass preheater, and the o... | 11/26/1996 |
| 5556443 | Method for cullet preheating and pollution emission reduction in the glass manufacturing process A method and apparatus for simultaneously preheating cullet and removing pollutants from glass furnace gases is disclosed. Raw moist cullet having fine glass dust material and other impurities adhered to its surface is heated by furnace gases which remove... | 09/17/1996 |
| 5529762 | Method for pollution emission reduction from glass melting furnaces A method for reducing pollution emissions from a glass melting furnace using electrostatic granular bed (EGB) technology is disclosed. In one embodiment, sorbent dust containing an alkaline earth metal material, e.g., calcium, is injected into a prereacto... | 06/25/1996 |
| 5342427 | Apparatus for cullet preheating and polluting emission reduction in the glass manufacturing process A apparatus for simultaneously preheating cullet and removing pollutants from glass furnace gases is disclosed. Raw moist cullet having fine glass dust material and other impurities adhered to its surface is heated by furnace gases which remove the moistu... | 08/30/1994 |
| 5290334 | Apparatus for batch preheating and pollution abatement in glass manufacture A method and apparatus for glass manufacture is described having batch preheating and reduced pollution emission. The apparatus includes two modules containing pelletized glass and/or cullet. One module functions as a pelletized glass preheater, and the o... | 03/01/1994 |
