Glass manufacturing – Processes – Repairing or cleaning of apparatus; or batch dust prevention...
Patent
1994-03-18
1996-09-17
Hoffmann, John M.
Glass manufacturing
Processes
Repairing or cleaning of apparatus; or batch dust prevention...
65 28, 651346, 65335, 209 11, 209129, 95 61, 95 69, 95 70, 95110, 165921, 55474, C03B 5237
Patent
active
055564437
ABSTRACT:
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 the moisture and the impurities by entrainment. The dry, clean cullet is then electrically charged and used to filter the exhaust gases which have been electrostatically charged.
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D. Bernd-Holger Zippe, "Economics of Cullet Preheating", Glass International, Jun. 1992.
Edmeston AB
Hoffmann John M.
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