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Coke industry in 1919 : (U. S. Geological Survey Press Bulletin No.442, April, 1920)


Publisher
Elsevier Science
Year
1920
Tongue
English
Weight
165 KB
Volume
189
Category
Article
ISSN
0016-0032

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4 per cent. in the middle of the spectrum, the two light sources could not be made to match in color. In conclusion, it is recommended that the relative emission intensities of a cylindrical acetylene flame, at least for that type represented specifically by the Eastman standard burner and for the