Meltdown device as well as a process for the production of...

Details Meltdown device as well as a process for the production of... Meltdown device as well as a process for the production of...

2006-11-14

2006-11-14

Halpern, Mark (Department: 1731)

Glass manufacturing

Processes

Fining or homogenizing molten glass

C065S135700, C065S029190, C065S135800, C065S162000, C065S178000

Reexamination Certificate

active

07134299

ABSTRACT:
The invention relates to a meltdown device for the production of high-UV transmittive glass types, comprisinga meltdown tank for a melt batha feed opening for the supplying or laying-in of highly pure raw material for the melt batha draw-off opening for the drawing-off of material melted in the melt tanka cover arranged above the melt tank, in whichthe infeed opening to the melt tank is arranged above the melt bath in the region of the coverthe draw-off opening is arranged in the zone of the bottom of the melt tanka heating arrangement.The heating arrangement comprises heating elements, in particular electrodes that are arranged on the melt tank in the zone of the melt bath, as well as an agitating arrangement for stirring of the melt bath and uniform intermixing and sub-mixing into the melt of material from the mixture lying on the melt surface.

REFERENCES:
patent: 3988138 (1976-10-01), Rough
patent: 5120342 (1992-06-01), Richards
patent: 5320985 (1994-06-01), Enomoto
patent: 0 526 583 (1955-08-01), None
patent: 2 265 618 (1993-10-01), None
patent: 0 225 2626 (1990-10-01), None
patent: WO 95/32026 (1995-11-01), None

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