50 Feature Report Part 2 The Value of Safety Instrumented Systems A safety instrumented system (SIS) is important to ensure the safe operation of a plant. The SIS requires up-to-date sensors - recent developments in vortex flowmeters are presented here 52 Solids Processing Design and Calculation Methods for Uniflow Cyclones Uniflow cyclones can be effective solid-gas separation equipment when space is limited. Presented here are design and calculation methods for uniflow cyclones aimed at widening the industrial usefulness of these devices Equipment and Services 50 24 Focus on Air Pollution Control These ceramic filters have catalysts built in; New wet electrostatic precipitator for control of fines; Flowmeters with CEMS and CERMS capabilities; Continuous monitoring of pilot flames and flared gases; and more 52 27 New Products These compressors are designed to reduce energy use; Simplify screen changing for separator systems; Monitor CFATS compliance with this new software module; A three-in-one biogas-measurement device; and more 64 Show Preview Powtech 2019 Powtech 2019 takes place April 9-11 in Nuremberg, Germany 68 Show Preview Interphex 2019 The 2019 Interphex tradeshow takes place April 2-4 in New York city 24 Departments 5 Editor's Page Game Changers Implementing new technologies takes insight, as well as a willingness to take a chance on a new approach. A number of those who are leading the way to digitalization were recognized at the Connected Plant Conference 84 Economic Indicators 27 Advertisers 69 Hot Products 72 Europe Special Advertising Section 80 Classified 82 Subscription and Sales Representative Information 83 Ad Index Chemical Connections Follow @ChemEngMag on Twitter Join the Chemical Engineering Magazine LinkedIn Group Visit us on www.chemengonline.com for more articles, Latest News, Webinars, Test your Knowledge Quizzes, Bookshelf and more Coming in April Look for: Feature Reports on Overpressure Protection; and Rotating Equipment; A Focus on Analyzers; A Facts at your Fingertips on Drying; a You and Your Job article on Patent Rights; News Articles on Quantum Dots; and Column Internals; New Products; and much more Cover design: Rob Hudgins 2 CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM MARCH 2019http://www.chemengonline.com http://WWW.CHEMENGONLINE.COM