Glass melting furnace in accordance 6, wherein around the withdrawal opening, and in {HEAD ~ the area} of the glass outlet within the side walls or {TAIL ~ refractory material} defining the withdrawal section, heating elements are disposed 
within
Glass melting furnace in accordance 6 , wherein around the withdrawal opening , and in { HEAD ~ the area } of the glass outlet within the side walls or { TAIL ~ refractory material } defining the withdrawal section , heating elements are disposed
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