Glass furnace with means to agitate the molten glass
First Claim
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1. IN A GLASS FURNACE OF THE CONTINUOUS TYPE HAVING SIDE WALLS AND A MELTING ZONE, A FINING ZONE AND A WORKING ZONE, AND A GLASS-SUBMERGED THROAT BETWEEN SAID FINING AND WORKING ZONES, THE IMPROVEMENT COMPRISING:
- ADJUSTABLE, SPACED GLASS-IMMERSED BUBBLERS PROJECTING INTO SAID FURNACE FROM SUBSURFACE POINTS OF ENTRY AND ARRANGED SUBSTANTIALLY IN A LINE COINCIDENT WITH A LINE EXTENDING LONGITUDINALLY THROUGH SAID FURNACE AND THROUGH SAID THROAT, THE BUBBLER AT THE DOWNSTREAM END OF SAID LINE BEING POSITIONED SUBSTANTIALLY IMMEDIATELY UPSTREAM OF SAID THROAT FOR FORMING TWO SUBSTANTIALLY CONVOLUTED CONVECTION CURRENTS IN THE GLASS IN SAID FURNACE PROGRESSING IN THE DIRECTION OF THE LONGITUDINAL AXIS OF SAID FURNACE, SAID CURRENT-FORMING MEANS BEING LOCATED SUBSTANTIALLY DOWNSTREAM OF SAID MELTING ZONE.
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1 Claim
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1. IN A GLASS FURNACE OF THE CONTINUOUS TYPE HAVING SIDE WALLS AND A MELTING ZONE, A FINING ZONE AND A WORKING ZONE, AND A GLASS-SUBMERGED THROAT BETWEEN SAID FINING AND WORKING ZONES, THE IMPROVEMENT COMPRISING:
- ADJUSTABLE, SPACED GLASS-IMMERSED BUBBLERS PROJECTING INTO SAID FURNACE FROM SUBSURFACE POINTS OF ENTRY AND ARRANGED SUBSTANTIALLY IN A LINE COINCIDENT WITH A LINE EXTENDING LONGITUDINALLY THROUGH SAID FURNACE AND THROUGH SAID THROAT, THE BUBBLER AT THE DOWNSTREAM END OF SAID LINE BEING POSITIONED SUBSTANTIALLY IMMEDIATELY UPSTREAM OF SAID THROAT FOR FORMING TWO SUBSTANTIALLY CONVOLUTED CONVECTION CURRENTS IN THE GLASS IN SAID FURNACE PROGRESSING IN THE DIRECTION OF THE LONGITUDINAL AXIS OF SAID FURNACE, SAID CURRENT-FORMING MEANS BEING LOCATED SUBSTANTIALLY DOWNSTREAM OF SAID MELTING ZONE.
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Current AssigneeHarvey L. Penberthy
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Original AssigneeHarvey L. Penberthy
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InventorsPenberthy, Harvey L.
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Application NumberUS04/467,601Time in Patent Office421 DaysField of SearchUS Class Current65/178CPC Class CodesC03B 5/03 Tank furnacesC03B 5/185 Electric meansY02P 40/57 Improving the yield, e-g- r...
