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Books Bücher 1 - 10 von 123 in A third pat is exposed in any convenient way in an atmosphere of steam, above boiling...
" A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. "
Geologic Reconnaissance in the Matanuska and Talkeetna Basins, Alaska - Seite 17
von Sidney Paige, Adolph Knopf - 1907 - 71 Seiten
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Pamphlets on Wood Preservation, Band 2

1900
...inches (4") square, from cement paste of normal consistency. This pat is composed in any convenient way in an atmosphere of steam, above boiling water in a loosely closed vessel for five (5) hours, and at the end of that time shall remain firm and hard, and show no signs of cracking,...
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The American Architect and Building News, Band 81

1903
...After keeping the pat of cement in moist air for twenty-four hours, it is exposed in any convenient way in an atmosphere of steam above boiling water in a loosely closed vessel for three hours. It will be seen that this requires the use of no apparatus, not even a thermometer, except...
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Proceedings of the American Society of Civil Engineers, Band 29,Teil 1

1903
...Fahr.) and maintained at this temperature for 24 hours; or (b), a pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for 3 hours. 74. —To pass these tests satisfactorily, the pats should remain firm and hard, and show...
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Bulletin, Ausgabe 3

1904
...F.) and maintained at this temperature for 24 hours; or (b), a pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for 3 hours. 74. To pass these tests satisfactorily, the pats should remain firm and hard, and show no...
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Cements, Mortars and Concretes: Their Physical Properties

Myron Samuel Falk - 1904 - 176 Seiten
...temperature, and observed at intervals. 73. — Accelerated Test. — A pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for three hours. 74. — To pass these tests satisfactorily the pats should remain firm and hard, and show...
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Bulletin, Ausgabe 3

1904
...F.) and maintained at this temperature for 24 hours; or (b), a pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for 3 hours. 74. To pass these tests satisfactorily, the pats should remain firm and hard, and show no...
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Cements, mortars and concretes: their physical properties

Myron Samuel Falk - 1904 - 176 Seiten
...and observed at intervals. 73. — Accelerated Test. — A pat is exposed in any convenient way in on atmosphere of steam, above boiling water, in a loosely closed vessel, for three hours. 74. — To pass these tests satisfactorily the pats should remain firm and hard, and show...
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A Treatise on Concrete, Plain and Reinforced: Materials, Construction, and ...

Frederick Winslow Taylor, Sanford Eleazer Thompson - 1905 - 585 Seiten
...temperature, and observed at intervals. 73. Accelerated Test. — A pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel, for 5 hours. 74. To pass these 'tests satisfactorily, the pats should remain firm and hard, and show no signs of...
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Applied Mechanics

Gaetano Lanza - 1905 - 928 Seiten
...observed at intervals for at least twenty-eight days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. 24. These pats, to satisfactorily pass the requirements, shall remain firm and hard and...
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Cements, limes, and plasters: their materials, manufacture, and properties

Edwin Clarence Eckel - 1905 - 712 Seiten
...practicable, and observed at intervals for at least 28 days. (c) A third pat is exposed in any convenient way in an atmosphere of steam, above boiling water, in a loosely closed vessel for five hours. 24. These pats, to satisfactorily pass the requirements, shall remain firm and hard and...
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