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4 PBE August 2016 Powder and Bulk Engineering John W. Carson Bulk Solids Handling Jenike & Johanson Ray Cocco Particle Technology Particulate Solid Research, Inc. John A. Constance Consulting Engineer Dust and Vapor Control The Engineers Collaborative Shrikant Dhodapkar Solids Processing and Handling Specialist The Dow Chemical Company USA Daniel J. Donovan Project Manager/Findlay Dow Chemical North America William H. Engelleitner Consultant Agglomeration AME Pittsburgh Richard J. Farnish Consulting Engineer, Powder Handling The Wolfson Centre University of Greenwich Jack D. Hilbert Principal Consultant Pneumatic Conveying Pneumatic Conveying Consultants George E. Klinzing Solids Handling University of Pittsburgh Schuyler K. Marsh Consulting Engineer Drying and Pressure Filtration DuPont Brij M. Moudgil Director, Particle Engineering Research Center University of Florida Fernando J. Muzzio Director, NSF ERC on Structured Organic Particulate Systems Distinguished Professor, chemical and biological engineering Rutgers University Rachel Smith Lecturer, Department of Chemical and Biological Engineering University of Sheffield Paul E. Solt Consultant Pneumatic Conveying Pneumatic Conveying Consultants John J. Walsh Consulting Engineer Drying American Drying Consultants Editorial Advisory Board Editorial Jan Brenny Editor jbrenny@cscpub.com Kayla Carrigan Associate Editor kcarrigan@cscpub.com Christine Bernier Lienke Associate Editor clienke@cscpub.com Nate Todd Associate Editor ntodd@cscpub.com Andrew Lovgren Associate Editor alovgren@cscpub.com Production and Art Harry Myers Production Manager hmyers@cscpub.com Carly Beseman Production Coordinator cbeseman@cscpub.com Kristin O'Daniel Production Assistant kodaniel@cscpub.com Christopher Myers Prepress Manager cmyers@cscpub.com Advertising Marybeth Stewart Mid-Atlantic & Western Sales Manager CA, ID, MD, NC, NV, Northern OH, OR, PA, VA, WA, WV mstewart@cscpub.com 541-318-4657 Kevin Clohesey Upstate New York Western & Canada Sales Manager AZ, CO, IL, MO, MT, NM, UT, WY kclohesey@cscpub.com 651-287-5600 Maggie Johnson Midwest & Southeastern Sales Manager AL, AR, FL, GA, IA, IL, IN, LA, MS, OK, SC, TN, TX mjohnson@cscpub.com 651-287-5600 Steve Egenolf Eastern Sales Manager CT, DE, MA, MD, ME, MI, NH, NJ, NY, RI, VT segenolf@cscpub.com 847-696-9166 Bonnie Kaye Midwest Sales Manager KY, MN, ND, Southern OH, SD, WI bkaye@cscpub.com 651-213-1400 Circulation Aileen Hough VP Audience Development ahough@cscpub.com Sarah Highum Assistant Circulation Manager shighum@cscpub.com Business Richard R. Cress Publisher rcress@cscpub.com Jessica Larson Admin/Acctng Assistant jlarson@cscpub.com Melinda Cress VP Accounting lcress@cscpub.com Michelle Robinson Acctg/Oper/HR Manager mrobinson@cscpub.com Liz Dorry Web Content Manager ldorry@cscpub.com Kurt Beckman E-Marketing Coordinator kbeckman@cscpub.com ©2016 by CSC Publishing, Inc. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means without written permission from the publisher. Powder and Bulk Engineering assumes no responsibility for statements or opinions of editorial contributors or advertisers. Subscriptions: No charge for qualified North American reader subscriptions from key engineers, managers, and other personnel at companies specializing in dry particulate processing. Use the subscription card in the magazine to apply for a qualified reader subscription. Publisher reserves the right to refuse nonqualified readers. Change of address: Notices should provide old and new address; ZIP code or postal zone number must be in- cluded. If possible, attach address label from current issue. Allow 6 weeks for change to become effective. www.powderbulk.com We also publish — Publishing Office 1155 Northland Drive • St. Paul, MN 55120 651-287-5600 • FAX: 651-287-5650 email: powderandbulkengineering@cscpub.com