 By a Portland cement is meant the product obtained from the heating or calcining up to incipient fusion of intimate mixtures, either natural or artificial, of argillaceous with calcareous substances, the calcined product to contain at least 1.7 times...  The Materials and Manufacture of Portland Cement - Page 12by Edwin Clarence Eckel - 1904 - 93 pagesFull view - About this book
 | United States. War Department - 1902 - 968 pages
...States Engineer Department: 43. The cement shall be an American Portland, dry, and free from lumps. By a Portland cement is meant the product obtained...not exceeding 2 per cent of the calcined product. 44. The cement shall be put up in strong, sound barrels, well lined with paper, so as to be reasonably... | |
 | Cement - 1901 - 656 pages
...Capt. Charles S. Riche, of the Corps of Engineers, United States Army. Portland cements are products obtained from the heating or calcining up to incipient...not exceeding 2 per cent, of the calcined product ; otherwise additions or substitutions, after calcination, are adulterations, necessitating a change... | |
 | United States. Army. Corps of Engineers - Military engineering - 1901 - 48 pages
...the heating or calcining up to incipient fusion of intimate mixtures, either natural or artifical, of argillaceous with calcareous substances, the calcined...not exceeding -2 per cent of the calcined product. (2) The cement shall be put up in strong, sound barrels well lined with paper, so as to be reasonably... | |
 | John Butler Johnson - Engineering - 1902 - 600 pages
...AMERICAN PORTLAND CEMENT. ( I ) The cement shall be an American Portland, dry^ and free from lumps. By a Portland cement is meant the product obtained...not exceeding 2 per cent of the calcined product. (2) The cement shall be put up in strong, sound barrels well lined with paper, so as to be reasonably... | |
 | United States. Army. Corps of Engineers - Engineering - 1902 - 892 pages
...Department: 43. The cement shall be an American Portland, dry, and free from lumps. By a Portland cornent is meant the product obtained from the heating or...not exceeding 2 per cent of the calcined product. 44. The cement shall be put up in strong, sound barrels, well lined with paper, so as to be reasonably... | |
 | United States. War Department - 1902 - 890 pages
...much of lime, by weight, as of the materials which give the lime its hydraulic properties, and to lie finely pulverized after said calcination, and thereafter...not exceeding 2 per cent of the calcined product. 44. The cement shall be put up in strong, sound barrels, well lined with paper, so as to be reasonably... | |
 | Charles Carroll Brown - Cement - 1902 - 764 pages
...properties, and to be finely pulverized after said calcination, and thereafter addition or substitution for the purpose only of regulating certain properties...not exceeding 2 per cent, of the calcined product. (2) The cement shall be put up in strong, sound barrels well lined with paper, so as to be reasonably... | |
 | Benjamin Franklin Thomas, David Alexander Watt - Rivers - 1903 - 552 pages
...FOR 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...not exceeding 2 per cent of the calcined product. 2. The cement shall be put up in strong, sound barrels well lined with paper, so as to be reasonably... | |
 | John Butler Johnson - Engineering - 1904 - 596 pages
...AMERICAN PORTLAND CEMENT. ( i ) The cement shall be an American Portland, drv and free from lumps. By a Portland cement is meant the product obtained...technical importance to be allowable to not exceeding z per cent of the calcined product. (2) The cement shall be put up in strong, sound barrels well lined... | |
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