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or pseudographite-like structures were formed through further acid catalysed reaction. The two types of coke could be combusted at 300 and 600". respectively. The results may be used to choose operation parameters to restore initial activity of the coked catalysts.
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In Japanese
gas oil fractions are the major constituents (90%) of this coal tar oil. Among the tar collected from the four different coal samples, Pocahontas tar contains the least proportion of these two fractions, while Arch and Amerikohl tars have the greatest abundance of these fractions followed by the Spl
gas oil fractions are the major constituents (90%) of this coal tar oil. Among the tar collected from the four different coal samples, Pocahontas tar contains the least proportion of these two fractions, while Arch and Amerikohl tars have the greatest abundance of these fractions followed by the Spl
An a eratus for feeding pulverixed coal, water end an additive in a wettype &I miIl to obtain a raw slurry, and screening the raw slurry to remove the large grains, mixing the treated slurry with water and a second additive in a line mixer to give a highly-concentrated coal aqueous slurry. 96lOl262
7 7 Process heating, power and incineration (energy applications in industry) 98/00609 Coke in blast furnaces-use of coke 200 years ago in a blast furnace in Gliwice Sabela, W. Garbo-Energochemical-Ekol.. 1996, 41, (I), 25-2'). (In Polish) Gliwice coke was first used with blast-furnaces in central E