 Pennsylvania is a very prominent constituent. Besides the mineral composition it is necessary to determine the amount of linseed oil required for each pigment, as in the cheaper paints the oil costs much more than the dry colors and the materials requiring...  United States Congressional Serial Set - Page 4851911Full view - About this book
 | Geological Survey (U.S.) - Geology - 1911 - 608 pages
...prominent constituent. Besides tho mineral composition it is necessary to determine the amount of linseed oil required for each pigment, as in the cheaper paints...Pennsylvania. A more complete article on the "Mineral pigments ol Pennsylvania" will shortly be published by the Pennsylvania Geological Survey. The quarrying of... | |
 | Oregon Bureau of Mines and Geology, Oregon State Bureau of Mines - Geology, Economic - 1912 - 124 pages
...fillers. A very important point in the manufacture of such pigments is to determine the amount of linseed oil required for each pigment, as in the cheaper paints...another are based on its lower absorption of oil. The prices of the prepared pigments range from $3.00 to $50 per ton and depend on their adaptability... | |
 | Pennsylvania. Topographic and Geological Survey Commission - Geology - 1913 - 196 pages
...prominent constituent. "Besides the mineral composition it is necessary to determine the amount of linseed oil required for each pigment, as in the cheaper paints...superiority of one product over another are based on the lower absorption of oil." BLACK SHALES. Black shales are worked and in a ground form are sold as... | |
 | 1913 - 198 pages
...prominent constituent. "Besides the mineral composition it is necessary to determine the amount of linseed oil required for each pigment, as in the cheaper paints...superiority of one product over another are based on the lower absorption of oil." BLACK SHALES. Black shales are worked and in a ground form are sold as... | |
 | Oregon State University. Extension Service - 1913 - 352 pages
...fillers. A very important point in the manufacture of such pigments is to determine the amount of linseed oil required for each pigment, as in the cheaper paints...another are based on its lower absorption of oil. The prices of the prepared pigments range from $3.00 to $50 per ton and depend on their adaptability... | |
 | United States. Bureau of Mines - Digital images - 1911 - 1048 pages
...prominent constituent. Besides the mineral composition it is necessary to determine the amount of linseed oil required for each pigment, as in the cheaper paints...another are based on its lower absorption of oil. 1 Miller, DL, Paint shales of Pennsylvania: Bull. US Geol. Survey No. 470-1, 1911, 15 pp. la 07 19... | |
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