May 2015 www.chemengonline.com 05 Snapshot of U.S. Petroleum Refining Improving ParticleSize Analysis Asset Reliability Managing Plant Startups page 50 Show Preview: ACHEMA 2015 Facts at Your Fingertips: Catalysis Flare-Gas Recovery PressureRelief Systems Direct-Fired Heaters plant startups * asset reliability Vol. 122 no. 5 May 2015http://www.chemengonline.com