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EDITORIAL Jan Brenny Editor jbrenny@cscpub.com Kayla Carrigan Associate Editor kcarrigan@cscpub.com Christine Bernier Lienke Associate Editor clienke@cscpub.com Andrew Lovgren Associate Editor alovgren@cscpub.com PRODUCTION/ART Christopher Myers Production Manager cmyers@cscpub.com Kristin Williams Production Coordinator kwilliams@cscpub.com Vanessa Russell Art Director vrussell@cscpub.com CIRCULATION Aileen Hough VP Audience Development ahough@cscpub.com Sarah Highum PBE Audience Associate shighum@cscpub.com BUSINESS Lee Hetherington President/Publisher lhetherington@cscpub.com Alison Hartman Executive Assistant ahartman@cscpub.com Michelle Robinson Acctg/Oper/HR Manager mrobinson@cscpub.com Jessica Larson Acctng/Operations Assistant jlarson@cscpub.com Liz Dorry Web Content Manager ldorry@cscpub.com Kurt Beckman E-Marketing Manager kbeckman@cscpub.com ADVERTISING Maggie Johnson Midwest & Southeastern Sales Manager AL, AR, FL, GA, IA, IL, IN, LA, MS, OK, SC, TN, TX mjohnson@cscpub.com 773-279-8070 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, OH, SD, WI bkaye@cscpub.com 651-213-1400 Marybeth Stewart California Sales Manager mstewart@cscpub.com 541-318-4657 David Stevens The Hedlund Group Mid Atlantic & Midwest/ West Sales Representative dstevens@cscpub.com 651-287-5645 ©2019 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 print or digital subscriptions to qualified readers. North American subscribers may choose either print or digital format. Those outside North America will receive digital editions. Please visit www.powderbulk.com to apply for a qualified reader subscription. Publisher reserves the right to refuse nonqualified readers. Change of address: Please contact shighum@cscpub.com or powderandbulkengineering@cscpub.com with your old address, new address and Customer ID number to change your delivery address. Please allow 6 weeks for the change to be effective. Privacy Policy: Please visit www.powderbulk.com to view our privacy policy. This appears at the bottom of the home page in the footer. Customer Service: Please email shighum@cscpub.com or powderandbulkengineering@cscpub.com to cancel a subscription, make changes or to have your questions answered. To opt-out of receiving faxes from us, please fax the document received with REMOVE across the top to 1-866-430-3636 and we will add your fax number to our suppression list for that publication. 4 / August 2019 powderbulk.com 1155 Northland Drive St. Paul, MN 55120 651-287-5600 • FAX: 651-287-5650 powderandbulkengineering@cscpub.com www.powderbulk.com 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 Technical Fellow The Dow Chemical Company USA Daniel J. Donovan Process Safety Management Specialist INEOS William H. Engelleitner Consultant Agglomeration AME Pittsburgh Richard J. Farnish Consulting Engineer, Powder Handling The Wolfson Centre, University of Greenwich Jack D. Hilbert Consulting Engineer Bulk Handling, SME, Hatch Associates George E. Klinzing Solids Handling University of Pittsburgh Schuyler K. Marsh Consulting Engineer Industrial Drying DuPont Engineering Brij M. Moudgil Director, Particle Engineering Research Center University of Florida Fernando J. Muzzio Director, Center for Structured Organic Particulate Systems Distinguished Professor, Chemical and Biological Engineering Rutgers University Paul E. Solt Consultant Pneumatic Conveying Pneumatic Conveying Consultants John J. Walsh Consulting Engineer Drying American Drying Consultants EDITORIAL ADVISORY BOARD WE ALSO PUBLISH