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Process and apparatus for the homogenisation of molten glass in the chamber connecting the refining furnace to the working compartment

  • US 3,350,187 A
  • Filed: 12/30/1963
  • Issued: 10/31/1967
  • Est. Priority Date: 01/08/1963
  • Status: Expired due to Term
First Claim
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1. IN THE PROCESS OF HOMOGENISING MOLTEN GLASS IN THE CHANNEL CONNECTING THE GLASS ELABORATION AND REFINING FURNACE TO THE GLASS WITHDRAWAL OR WORKING COMPARTMENT, THE MOLTEN GLASS CONTAINED IN SUCH CHANNEL BEING CONSTITUTED OF AN UPPER LAYER OF HOT GLASS FLOWING FROM THE FURNACE TO THE WORKING COMPARTMENT AND A LOWER, DEEPER LAYER OF COOLER MOLTEN GLASS RETURNING FROM THE WORKING COMPARTMENT TO THE FURNACE, THE STEP OF PROPELLING ONLY THE MOLTEN GLASS IN THE UPPER LAYER AT A PLURALITY OF LOCALIZED PLACES ABOVE THE LEVEL OF CONTACT BETWEEN THE TWO LAYER AND ACROSS THE WIDTH OF THE CHANNEL TO CREATE IN THE MOLTEN GLASS OF SAID UPPER LAYER A PLURALITY OF ASCENDING SPIRALLING CURRENTS CAPABLE OF DIRECTING THE MOLTEN GLASS FROM THE LOWER PART OF SAID UPPER LAYER TOWARDS THE SURFACE OF SAID UPPER LAYER, AND IN THE UPPER PORTIONS OF SAID UPPER LAYER CAUSING CURRENTS OF HOMOGENISED GLASS FROM SUCH UPPER LAYER TO FLOW UPSTREAM TOWARD THE FURNACE AND TO FLOW DOWNSTREAM TOWARD THE WORKING COMPARTMENT

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