 | Sidney Paige, Adolph Knopf - 1907 - 614 стор.
...250 Constancy of volume: Pats of neat cement 3 inches in diameter, one-half inch I hick at center, tapering to a thin edge, shall be kept in moist air for a period of 24 hours. A pat is kept in air at normal temperature and olwerved at intervals for at least 28 days.... | |
 | Frank Eugene Kidder - 1908 - 1784 стор.
...One Part Cement, Three Parts Sand. 7 days (1 day in moist air, 6 days in water) 150-200 " 28 days (1 day in moist air, 27 days in water) 200-300 " Constancy...observed at intervals for at least 28 days. (b) Another pat is kept in water maintained as near 70° F. as practicable, and observed at intervals for at least... | |
 | Frank Eugene Kidder - 1908 - 1760 стор.
...One Part Cement, Three Parts Sand. 7 days (1 day in moist air, 6 days in water) 150-200 " 28 days (1 day in moist air, 27 days in water) 200-300 " Constancy...temperature and observed at intervals for at least 28 days. (6) Another pat is kept in water maintained as near 70° F. as practicable, and observed at intervals... | |
 | Hiram Bertrand Andrews - 1908 - 68 стор.
...period stated CONSTANCY OF VOLUME 16. Pats of neat cement about three inches in diameter, one half inch thick at the centre, and tapering to a thin edge,...temperature and observed at intervals for at least twenty-eight days. (b) Another pat is kept in water maintained as near 70° F. as practicable, and... | |
 | 1908 - 216 стор.
...than 10 hours. Pats of neat cement about three inches in diameter, onehalf inch at the centre, arid tapering to a thin edge, shall be kept in moist air...air at normal temperature and observed at intervals. (b) Another put is kept in water maintained as near 70 degrees F. as practicable, and observed at intervals... | |
 | Leslie Abram Waterbury - 1908 - 166 стор.
...CONSTANCY OF VOLUME. 25. Pats of neat cement about three 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. (6) Another is kept in water maintained as near 70° F. as practicable. 26. These pats are observed... | |
 | W. Purves Taylor - 1908 - 348 стор.
...Volume. 16. — Pats of neat cement about three 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. (b) Another is kept in water maintained as near 70° Fahr. as practicable. 17. — These pats are observed... | |
 | Wilbur Jay Watson - 1908 - 92 стор.
...Volume. 23. 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...of twenty-four hours. (a) A pat is then kept in air in normal temperature and observed at intervals for at least 28 days. (b) Another is kept in water,... | |
 | Ernest McCullough - 1908 - 526 стор.
...CONSTANCY OF VOLUME. 16. Pats of neat cement about three inches in diameter, onehalf inch thick at center, tapering to a thin edge, shall be kept in moist air for a period of twenty-four hours. i(a) A pat is then kept in air at normal temperature, (b) Another is kept in water maintained as near... | |
 | Edward Godfrey - 1908 - 474 стор.
...75-100 Ibs. 16. Pats of neat cement about three (3) in. in diameter, one-half (%) in. thick at center, tapering to a thin edge, shall be kept in moist air for a period of twenty- four hours. (a) A pat is then kept in air of normal temperature. (b) Another is kept in water... | |
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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. 
