Thermal decomposition of oil shales
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J.S.H.
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Article
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1921
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Elsevier Science
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English
โ 66 KB
states that nitrocellulose for use in the manufacture of artificial leather should have a nitrogen content between II. 5 per cent. and 13 per cent., with an average of I2 per cent. Its ash content should not exceed 0.4 per cent. The nitrocellulose is applied to the cloth base as a solution. The chie