| United States. Army. Corps of Engineers - Military engineering - 1901 - 48 pages
...AMERICAN PORTLAND CEMENT. (1) The cement shall be an American Portland, dry and free from lumps. By a Portland cement is meant the product obtained from...incipient fusion of intimate mixtures, either natural or artifical, of argillaceous with calcareous substances, the calcined product to contain at least 1.7... | |
| Cement - 1903 - 534 pages
...nearest approach to an official government definition of the material that we have in this country : "By a Portland cement is meant the product obtained from...heating or calcining up to incipient fusion of intimate mixture;-, either natural or artificial, of argillaceous with calcareous substances, the calcined product... | |
| L. J. Mensch - Concrete - 1904 - 230 pages
...CEMENT. US ARMY CORPS OF ENGINEERS. The cement shall be an American Portland, dry and free from lumps. By a Portland cement is meant the product obtained from...argillaceous with calcareous substances; the calcined product should contain at least 1.7 times as much lime, by weight, as of the materials which give the lime... | |
| United States - 1904 - 1040 pages
...interest as being the nearest approach in this country to an official definition of the material. By a Portland cement is meant the product obtained from...natural or artificial, of argillaceous with calcareous sul>stanceg, the calcined product to contain at least 1.7 times as much of lime, by weight, as of the... | |
| John Butler Johnson - Engineering - 1904 - 598 pages
...AMERICAN PORTLAND CEMENT. (1) The cement shall be an American Portland, drv and free from lumps. By a Portland cement is meant the product obtained from the heating or calcining up to incipient i fusion of intimate mixtures, either natural or artificial, of argillaceous with calcareous substances,... | |
| Charles Carroll Brown - Cement - 1905 - 384 pages
...Riche, of the Corps of Engineers, United States Army. The report says: Portland cements are products obtained from the heating or calcining up to incipient...calcined product to contain at least 1.7 times as much lime by weight as of the materials which give the lime its hydraulic properties, and to be finely pulverized... | |
| Edwin Clarence Eckel - Cement - 1905 - 800 pages
...Engineer Corps, US Army, 1902. (1) The cement shall be an American Portland, dry and free from lumps. By a Portland cement is meant the product obtained from...of intimate mixtures, either natural or artificial, or argillaceous with calcareous substances, the calcined product to contain at least 1.7 times as much... | |
| Edwin Clarence Eckel - Cement - 1905 - 796 pages
...being the nearest approach to an official definition of the material that we have in this country: "By a Portland cement is meant the product obtained from...calcining up to incipient fusion of intimate mixtures, cither natural or artificial, of argillaceous with calcareous substances, the calcined product to contain... | |
| Edwin Clarence Eckel - Cement - 1905 - 802 pages
...of intimate mixtures, c-ither natural or artificial, or argillaceous with calcareous substances, ihe calcined product to contain at least 1.7 times as much of lime, by v.-cight, as of the materials which give the lime its hydraulic propertics, and to be finely pulverized... | |
| W. Purves Taylor - Cement - 1905 - 348 pages
...American Portland Cement. (1) The cement shall be an American Portland, dry, and free from lumps. By a Portland cement is meant the product obtained from the heating or cakining up to incipient fusion of intimate mixtures, either natural or artificial, of argillaceous... | |
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