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Class Information
Number: 373/32
Name: Industrial electric heating furnaces > Glass furnace device > Joule effect heating > Furnace body detail > Multi-chamber > With heating between chambers
Description: Subject matter including heating means mounted in the passageway between the plural furnace sections, or including furnaces where the heating current flows between electrodes mounted one in each furnace section.

Patents under this class:

Patent Number Title Of Patent Date Issued
8010225 Method and system of monitoring manufacturing equipment Aug. 30, 2011
7027481 Method and electric furnace for melting vitreous materials Apr. 11, 2006
6339610 Glass melting tank and process for melting glass Jan. 15, 2002
6154481 Method of operation of a glass melting furnace and a glass melting furnace for the practice of the method Nov. 28, 2000
5926498 Melting furnace for the thermal treatment of special waste materials containing heavy metal and/or dioxin Jul. 20, 1999
5862169 Float glass production Jan. 19, 1999
5574746 Melting furnace for thermal treatment of special wastes containing heavy metals and/or dioxin Nov. 12, 1996
5550857 Method and apparatus for waste vitrification Aug. 27, 1996
5271032 Lid heater for glass melter Dec. 14, 1993
5241558 Vertical glass melting furnace Aug. 31, 1993
4932035 Discontinuous glass melting furnace Jun. 5, 1990
4882736 Method for efficiently using flue gas energy in a glass furnace Nov. 21, 1989
4852118 Energy saving method of melting glass Jul. 25, 1989
4831633 Glass melting furnace May. 16, 1989
4789990 Glass melting furnace of improved efficiency Dec. 6, 1988
4433995 Glass manufacture Feb. 28, 1984
4426217 Electric melting of solidified glass in melting units Jan. 17, 1984
4421538 Device for the manufacture of glass filaments Dec. 20, 1983
4169963 Electrically heated melting furnace for mineral materials Oct. 2, 1979
4118215 Method and apparatus for heating glass in a forehearth Oct. 3, 1978
4110098 Molten glass refining apparatus Aug. 29, 1978
4097259 Feeder conduits for a glass furnace with heating electrodes Jun. 27, 1978
4029887 Electrically heated outlet system Jun. 14, 1977
3942968 Method and apparatus for melting and subsequently refining glass Mar. 9, 1976

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