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ment and facilities normally operated by the petroleum engineering, electrical engineering, and chemical engineering departments of the college, a s well a s by the Texas Petroleum Research Committee. This assistance i s gratefully acknowledged.
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LITERATURE CITED
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(1) Amagat, E. H., Ann. chim. phys.k(29), 68 (1893). (2) Bartlett, E. P . , J. Am. Chem. Soc. 49. 687 (1927). (3) [bid.,% 1955 (1927). (4) Bartlett, E. P., Cupples, H. L., Tremearne, T. H., Ibid., So, 1275 (1928). (5) Bartlett. E. P.. Hetherinaton. H. C..‘ Kvalnes. H. M.. Tremearne. T. H., Ibid.,’% 1374 (1930). (6) Beattie, J. A.. Chem. Rev. 44, 141 (1949). 19‘(1929). (7) Beattie, J. A.; J. Am. Chem-kc.3 (8) Beattie, J. A., Proc. Am. Acad. Arts Sci. 6 9 , 3 8 9 (1934). (9) Beattie, J. A,, Bridgeman, 0. C., J. Am. Chem. SOC.So, 3133 (1928). (10) Beattie, J. A., Simard, G. L., Su, G. J., Ibid., 5 26 (1939). (11) Benedict, M., Ibid., 59, 2224 (1937). (12) Bloomer, 0. T., RaoTK. N., 1nst.GasTechnol. Research Bull., No. u ( 1 9 5 2 ) . (13) Hagenbach, W . P., Comings, E. W., Ind. Eng. Chem. 5 606 ( 1953). (14) Keyes, F. G., Proc. Am. Acad. Arts Sci. 68, 505 (1933). (15) Keyes, F. G., Burks, H. Q., J.Am.Chem. Soc. 1100 (1928). (16) Michels, A . , Wouters, H., Boer, J. de, Physical-, 589 (1934). (17) Ibid., 585 (1936). (18) Olds, R. H., Reamer, H. H., Sage, B. H., Lacey, W. N., Ind. Eng. Chem. 3 282 (1944). (19) Otto, J . , Michels, A., Wouters, H., Z. Physik 35, 97 (1934). (20) P e r r y , J. H., Hermann, C. V., J. Phys. Chem. 3 1189 (1935). (21) Reamer, H. H., Selleck, F. T., Sage, B. H., Lacey, W. N., Ind. Eng. Chem. 44, 198 (1952). (22) Sage, B. H., E c e y , W. N., “Monograph on A.P.I. Research Project 37. Thermodynamic Properties of the Lighter Hydrocarbons and Nitrogen,” 1st ed., American Petroleum Institute, New York, 1950. (23) Sage, B. H., Webster, D.C., Lacey, W. N., Ind. Eng. Chem. 1188 (1937). (24) Smith, L. B.’, Taylor, R. S., Proc. Am. Acad. Arts Sci. fi 2107 (1923). (25) Tsiklis,‘ D. ‘S., Doklady Akad. Nauk U.S.S.R. 289 (1951). (26) Watson, G. M., Stevens, A. B., Evans, R. B., Hodges, D., J r . , Ind. Eng. Chem. 46,362 (1954). Received for review April 5, 1955 Accepted September 18. 1955 ~
