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Books Bücher 31 - 38 von 38 in High-grade clays show a percentage of silica, alumina, and water, approaching quite...
" High-grade clays show a percentage of silica, alumina, and water, approaching quite closely to those of kaolinite. 2. The refractoriness of the clay, for, other things being equal, the greater the total sum of fluxing impurities, the more fusible the... "
Annual Reports of the Secretary of War - Seite 441
von United States. War Department - 1909
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Bulletin of the University of Texas: Scientific series, Bände 12-16

1908
...information from it as possible. The facts obtainable from it may be chiefly summed up as follows: 1. The purity of the clay, showing the proportions...silica, alumina, combined water and fluxing impurities. High grade clays, such as kaolins, ball clays and some fire clays, show a percentage of silica, alumina...
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Annual Report of the United States Geological Survey to the ..., Teil 6

Geological Survey (U.S.) - 1898
...each serves its own purpose. The ultimate analysis may be used to supply information on the following points: (1) The purity of the clay, showing the proportions...silica, alumina, combined water, and fluxing impurities. (2) From the ultimate analysis we can form an estimate of the refractoriness of the clay, for, other...
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Annual Report, Band 15

Florida Geological Survey - 1924
...data can be derived from it. Ries1 lists the following facts as obtainable from chemical analysis : "1. The purity of the clay, showing the proportions...silica, alumina, combined water and fluxing impurities present. High-grade clays often show a percentage of silica, alumina, and chemically combined water...
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Bulletin, Band 7,Ausgaben 35-36

1900
...each serves its own purpose. The ultimate analysis may be used to supply information on the following points: 1 The purity of the clay, showing the proportions...silica, alumina, combined water, and fluxing impurities. 2 The refractoriness of the clay, for, other things being equal, the greater the total sum of fluxing...
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Bulletin, Ausgaben 1-3

1907
...clay, showing the proportion of silica, alumina, combined water and fluxing impurities. High grade clays show a percentage of silica, alumina and water, approaching quite closely to those of kaolinite. "2. The refractoriness of the clay, for, other things being equal, the greater the total...
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Clays, Their Occurrence, Properties, and Uses - With Especial Reference to ...

Heinrich Ries - 2007 - 528 Seiten
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Bulletin, Ausgabe 7

1911 - 270 Seiten
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