I&EC
Rapid
Ion
Exchange
Separations.
Separation of Transplutonium
PROCESS DESIGN
Chromatographic
Elements Using H i g h -
Pressure Ion Exchange
David O. Campbell
95
AND DEVELOPMENT Efficiency of Jet Trays. VOL. 9, NO. 1, JANUARY 1970
Air-Water-Triethylene
Glycol
System
Richard A. Kirsten and Matthew Van Winkle
Editor: HUGH M. H U L B U R T EDITORIAL HEADQUARTERS
100
Solvents Used in the Conversion of Coal
Washington, D. C. 20036 1155 16th St., N. W. Phone 202-737-3337
J. M. Angelovich, G. R. Pastor, and H. F. Silver.
Manager, Manuscript Reviewing: Katherine I. Biggs
106
Hydrodenitrogenation of Petroleum Using a Supported
Manager, Manuscript Editing: Ruth Reynard
Nickelous Chloride-Gaseous Chloride Catalyst System
Director of Design: Joseph Jacobs
F. P. McCandless and Lloyd Berg
Production Manager: Bacil Guiley Associate Production Manager: Charlotte C. Sayre
110
Hydrogenolysis of η-Butane on Supported
Ruthenium
J. C. Kempling and R. B. Anderson
ADVISORY BOARD:
116
Floyd L. Culler, Richard R. Hughes, Shen Wu Wan Associated Publications:
Holdup a n d Mass Transfer in Bubble Columns Contain
INDUSTRIAL AND ENGINEERING CHEMISTRY (monthly),
ing Screen Cylinders
David E. Gushee, Editor
Β. Η. Chen and Radhe Vallabh
I&EC FUNDAMENTALS (quarterly), Robert L. Pigford, Editor I&EC PRODUCT RESEARCH AND DEVELOPMENT
121
(quarterly),
Solids Effects on Butane a n d Butène Oxidation
Howard L. Gerhart, Editor
AMERICAN CHEMICAL SOCIETY PUBLICATIONS
Jennings H. Jones, Thomas E. Daubert, Merrell R. Fenske, Charles W. Sandy, and Peter J. Lau 127
Director of Publications: Richard L. Kenyon Catalytic Dealkylation of Ethyl Acetate
Director of Business Operations: Joseph H. Kuney
S. K. Sanyal and S. W. Weller
Publication Manager, Journals: David E. Gushee
135
Executive Assistant to the Director of Publications: H e a t Transfer to N o n - N e w t o n i a n
Rodney N. Hader Circulation Development Manager: Herbert C. Spencer Assistant to the Director of Publications: William Q. Hull
O. C. Sandall and K. G. Patel
SUBSCRIPTION SERVICE: All communications related to handling of subscriptions, including notification of CHANGE OF ADDRESS, should be sent to Subscription Service Department, American Chemical Society, 1155 16th St., N. W., Washington, D. C. 20036. Changes of address notification should include both old and new adresses, with ZIP code numbers, and be accompanied by mailing label from a recent issue. Allow four weeks for change to become effective.
Calculation
SUBSCRIPTION RATES, I&EC PROCESS AND D E V E L O P M E N T , 1970
DESIGN
American Chemkal Society Members Nonmembers
$5.00 $10.00
Foreign
$2.00 $2.50
$3.00 $3.00
Single Copies: current, $3.50. Rates for back issues or volumes are available from Special Issues Sales Dept., 1155 16th St., N . W., Washington, D. C. 20036. Claims for missing numbers will not be allowed if received more than 60 days from date of mailing plus time normally required for postal delivery of journal and claim. No claims allowed because of failure to notify the Subscription Service Department of a change of address, or because copy is "missing from riles." This publication and other ACS periodical publications are available on microfilm. For information write to: MICROFILM, Special Issues Sales Department, American Chemical Society, 1155 16th St., N. \V., Washington, D. C. 20036. Published quarterly by the American Chemical Society, from 20th and Northampton Sts., Easton, Pa. 18042. Second class postage paid at Easton, Pa. G U I D E FOR AUTHORS, published on inside back cover of each issue, gives copy requirements for manuscripts. Submit three copies to Manager, Manuscript Reviewing, I&EC, 1155 16th St., N. W., Washington, D. C. 20036. © Copyright 1969 by the American Reproduction forbidden without permission.
Net
Deviations
from
Consistency
in
Low Pressure Vapor-Liquid Equilibrium D a t a
John Friend, William A. Scheller, and James H. Weber. 144 Some Pumping
Characteristics
of Coal
Char
Slurries
Martin E. Sacks, Michael J. Romney, and John F. Jones 148 Rate for
Catalytic Cracking Systems
&
f'UAS
of
139
Dynamic O p t i m i z a t i o n of Catalyst M a k e - U p
Postage Canada SUBSCRIPTION RA TES
Pseudoplastic Fluids
in A g i t a t e d Vessels
Chemical
Society.
Wooyoung Lee
154
