Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace
Patent
1976-09-14
1979-02-13
Dost, Gerald A.
Metallurgical apparatus
Means for treating ores or for extracting metals
By means applying heat to work, e.g., furnace
266280, C21B 706
Patent
active
041391837
ABSTRACT:
Shaft furnace having a shell, a refractory lining along at least part of its inner surface of a material which contains at least 50% free carbon, and which furthermore is provided with a water-cooled tuyere which is in contact with the refractory lining, including at least one extra layer of a material provided below the cooled tuyere in the refractory lining, over at least part of its thickness and substantially transversely to the direction towards the cooled tuyere which at the temperature of this layer during operation cannot locally react chemically with water and/or with the reaction products of water and carbon and a closed circular gutter which is connected to one or more de-watering openings through the shell, at least one of the extra layers at the side of the furnace shell being connected to said gutter.
REFERENCES:
patent: 486110 (1892-11-01), Kennedy
patent: 628790 (1899-07-01), Gaines et al.
patent: 2124437 (1938-07-01), Steinbacher
patent: 3810610 (1974-05-01), Berczynski
patent: 3953007 (1976-04-01), VAN Laar
PUBLICATION: Carbon Hearths in Republic Blast Furnaces; by the American Institute of Mining & Metallurgical Eng.; 1948.
Carbon Hearths in Republic Blast Furnaces; American Institute of Mining & Metallurgical Eng.; 1948.
Unger; Blast Furnace & Steel Plant; Apr. 1948; pp. 434-438.
Kastelic Wilhelmus A. J.
van Laar Jacobus
Dost Gerald A.
Hoogovens IJmuiden, B. V.
LandOfFree
Refractory-lined shaft furnace containing free carbon does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Refractory-lined shaft furnace containing free carbon, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Refractory-lined shaft furnace containing free carbon will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-687759