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" Pats of neat cement about three inches in diameter, one-half inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. "
Practical Cement Testing - Page 302
by W. Purves Taylor - 1905 - 320 pages
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Mineral Resources, Issues 21-25

Geological Survey of New South Wales - 1916 - 1292 pages
...75-150 Ib. Constancy of Volume. — Pats of neat cement, 3 inches in diameter, J inch thick at centre, tapering to a thin edge, shall be kept in moist air for a period of 24 hours. (a) A pat is then kept in air at normal temperature. (6) Another is kept in water maintained...
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A Hand-book for Cement Users

Charles Carroll Brown - Cement - 1905 - 440 pages
...Ibs. 28 days(l day in moist air, 27 days in water) 200-300 Ibs. 23. Constancy of Volume. — Pats of cement about three inches in diameter, one-half inch...temperature and observed at intervals for at least 28 days.(b) Another pat is kept in water maintained as near 70 degrees F. as practicable, and observed...
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Cements, Limes, and Plasters: Their Materials, Manufacture, and Properties

Edwin Clarence Eckel - Cement - 1905 - 802 pages
...16. Constancy of volume. — Pats of neat cement about 3 inches in diameter, i inch thick at center, tapering to a thin edge, shall be kept in moist air...(a) A pat is then kept in air at normal temperature. (6) Another is kept in water maintained as near 70° F. as practicable. 17. These pats are observed...
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Report of the Bureau of Mines, Volume 14

Ontario. Department of Mines, Ontario. Bureau of Mines - Geology - 1905 - 712 pages
...water 160 to 200 Ib. 24 hours in moist air and 27 days in water 200 to 300 Ib. Constancy of Volume. Pats of neat cement about three inches in diameter...tapering to a thin edge shall be kept in moist air for я period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at...
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Calcareous Cements: Their Nature, Manufacture & Uses with Some Observations ...

Gilbert Richard Redgrave - Cement - 1905 - 430 pages
...16. Constancy of Volume.— Pate of neat cement about 3 inches in diameter, J inch thick at centre, tapering to a thin edge, shall be kept in moist air...(a) A pat is then kept in air at normal temperature. (•'-) Another is kept in water maintained as near 70° F. as practicable. 17. These pats are observed...
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Report of the Bureau of Mines, Volume 14

Ontario. Department of Mines, Ontario. Bureau of Mines - Geology - 1905 - 668 pages
...water 150 to 200 Ib. 24 hours in moist air and 27 days in water 200 to 300 Ib. Constancy of Volume. Pats of neat cement about three inches in diameter...tapering to a thin edge shall be kept in moist air for i\ period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at...
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Report of the Bureau of Mines, Volume 14

Ontario. Department of Mines, Ontario. Bureau of Mines - Geology - 1905 - 670 pages
...water 150 to 200 lb. 24 hours in moist air and 27 days in water 200 to 300 lb. Constancy of Volume. Pats of neat cement about three inches in diameter...tapering to a thin edge shall be kept in moist air for i\ period of twenty-four hours. (a) A pat is then kept in air at normal temperature and observed at...
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A Hand-book for Cement Users

Charles Carroll Brown - Cement - 1905 - 384 pages
...Constancy of Volume. — Pats of neat cement about three inches in diameter, one-half inch thick at centre, tapering to a thin edge, shall be kept in moist air...) A pat is then kept in air at normal temperature. (b) Another is kept in water maintained as near 70 degrees P. as practicable. 17. These pats are observed...
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Cements, Limes, and Plasters: Their Materials, Manufacture, and Properties

Edwin Clarence Eckel - Cement - 1905 - 796 pages
...volume. — Pats of neat cement about three inches in diameter, one half inch thick at the center, and tapering to a thin edge, shall be kept in moist...twenty-four hours. (a) A pat is then kept in air at normal tamperature and observed at intervals for at least 28 days. (b) Another pat is kept in water maintained...
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Ordinary Foundations: Including The Coffer-dam Process for Piers

Charles Evan Fowler - Bridges - 1905 - 370 pages
...CONSTANCY OF VOLUME. — Pats of neat cement about 3 inches in diameter, one-half inch thick at center, tapering to a thin edge, shall be kept in moist air...(a) A pat is then kept in air at normal temperature. (ft) Another is kept in water maintained as near 70° F. as practicable. 17. These pats are observed...
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