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All Patents of Type: industrial furnaces
Patents 1 - 15 of 25
First set of recordsNext set of recordsLast set of records
227,906May 25, 1880C. LeveyFurnaceindustrial furnaces
814,238Mar. 06, 1906T.F. SheridanRoasting-furnaceindustrial furnaces
1,393,777Oct. 18, 1921F. HardingeMethod of and apparatus for lining furnace fireboxesindustrial furnaces
1,403,952Jan. 17, 1922F. HardingeFuel oil burnerindustrial furnaces
1,417,520May 30, 1922F. HardingeOil burnerindustrial furnaces
1,447,384Mar. 06, 1923F. HardingeFuel oil burnerindustrial furnaces
1,447,385Mar. 06, 1923F. HardingeOil burnerindustrial furnaces
1,455,049May 15, 1923F. HardingeOil burnerindustrial furnaces
1,456,799May 29, 1923F. HardingeOil burnerindustrial furnaces
1,470,974Oct. 16, 1923F. HardingeValveindustrial furnaces
1,546,580Jul. 21, 1925F. HardingeValveindustrial furnaces
1,604,776Oct. 26, 1926F. HardingeValveindustrial furnaces
1,619,470Mar. 01, 1927F. HardingeOil burning mechanismindustrial furnaces
1,621,537Mar. 22, 1927F. HardingeOil burnerindustrial furnaces
1,626,116Apr. 26, 1927F. HardingeOil burnerindustrial furnaces
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