Showing 1 - 3 results of 3 for search 'Bibawy, Nabil A.', query time: 0.02s Refine Results
  1. 1
    An improved method for preparing gravimetric standard gas mixtures of helium-4 in nitrogen

    An improved method for preparing gravimetric standard gas mixtures of helium-4 in nitrogen by Bibawy, Nabil A.

    Washington, D.C. (2401 E St., N.W., Miss. #9800, Washington 20241) : U.S. Dept. of the Interior, Bureau of Mines, 1990
    Format: Government Document Book


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  2. 2
    A method for the calibration of class 2 and class series 4 standards of mass

    A method for the calibration of class 2 and class series 4 standards of mass by Bibawy, Nabil A.

    Washington, D.C. : U.S. Dept. of the Interior, Bureau of Mines, 1989
    Format: Government Document Book


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  3. 3
    A method for the calibration of class 2 and class 4 standards of mass

    A method for the calibration of class 2 and class 4 standards of mass by Bibawy, Nabil A.

    [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1989
    Format: Government Document Book


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