June 1954
I N D U S T R I A L A N D E N G I N E E R I N G CHEMISTRY s v
x
1305
of equidistant centers surrounding each active center = ratio, moles alcohol to moles ether = ratio, moles ether to moles alcohol
= number
Subscripts A = alcohol A , = alcohol a t reactor inlet B = ether Bo = ether a t reactor inlet
C
= water
D = olefin T = total moles
1, 2 , 3 , 4 = reactions
LITERATURE C I T E D
(1) Dohse, H., 2. physik. Chem., B5, 131 (1929); B6, 343 (1930). (2) Gamson, B. W., Thodos, G., and Hougen, 0. A., Trans. Am. Inst. Chem. Enors., 39, 1 (1943). (3) Hougen, 0. A., and Watson, K. M., “Chemical Process Principles,” Pt. 111, Sew York, John R‘iley & Sons, Inc., 1947. (4) Hougen, 0. A,, and Watson, K. N., IND.ENQ. CHEX. 35, 529 (1943). ( 5 ) Rowe, R. G., Furnas, C. C., and Bliss, H., IKD. EKG.CHEY.,ANAL.ED., 16, 371 (1944). (6) Smith, D. M., and Bryant, W. M. D., J . Am. Chem. SOC.,57, 61 (1936). (7) Smith, D. M., Bryant, W. ill. D., and Mitchell, J,,Ibid., 61, 2407 (1939). (8) Taecker, R. G., and Hougen, 0. A , , Chem. Eng. Progr., 45, 188 (1949). (9) Walker, C. A., IND. ENG.CHEX..41, 2640 (1949).
Np, Figure 15. Product Distribution Data for Alcohol Feed
RECEIVED for review August 22, 1953. ACCEPTED January 27, 1954. Based on dissertation presented by Robert RI. Langer in June 1952, t o the faculty of the School of Engineering of Yale University, in candidacy for the degree of doctor of engineering. A more detailed form of this paper (or extended version, or material supplementary t o this article) has been deposited as Document No. 4207 with t h e AD1 Auxiliary Publications Project, Photoduplication Service, Library of Congress, Washington 25, D. C. A copy may be secured b y citing t h e document number and by remitting $1.25 for photoprints or 81.25 for 35-mm. microfilm. Advance payment is required. Make checks or money orders payable t o Chief, Photoduplication Service, Library of Congress.
rasive Characteristics of Alumina Particles ALLEN S. RUSSELL AND JOHN E. LEWIS Aluminum Research Laboratories, New Z
