Search Results - Heemstra, R. J.

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  1. 1
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    Photographic calibrations for emission spectrography using a small computer / by Heemstra, R. J.

    Published 1970
    Government Document Book

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  2. 2
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    Minicomputer graphic methods for geochemical surveys / by Heemstra, R. J.

    Published 1978
    Government Document Book

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  3. 3
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    The application of an improved continuous electrophoresis apparatus to the study of petroleum / by Heemstra, R. J., Johansen, Robert T.

    Published 1967
    Search for the full-text version of this title in HathiTrust
    Government Document Book

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  4. 4
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    The effectiveness of sodium tripolyphosphate for improving injection rates of waterfloods / by Johansen, Robert T.

    Published 1964
    Other Authors: “…Heemstra, R. J.…”
    Government Document Book

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