www.chemengonline.com June 2023 Cover Story 24 Part 1 Open Process Automation Offers Business Benefits The Open Process Automation Standard (O-PAS) Business Guide makes the business case for the O-PAS. An example from the biopharmaceutical industry illustrates the benefits of interoperability and open process-automation architecture 27 Part 2 Data Brokers Foster IT-OT Convergence and Interoperability Obtaining the most value from data requires effective communication among industrial internet of things (IIoT)-connected devices that allow integration between operational technology (OT) and information technology (IT) systems. Data brokers play a key role in allowing communication between the two areas In the News 5 Chementator Pilot trials for a carbon-capture process that combines VPSA and MOFs; Spinning reactor recovers metals from spent Li-ion batteries; A H2fired furnace for ceramics; World's largest double re-slurry crystallization unit starts up in China; Ligand-based separation method for rare-earth elements; Use existing refinery infrastructure for hydrogen storage; and more 11 Business News Trinseo inaugurates new PC dissolution pilot factory in the Netherlands; Air Products to significantly increase membrane production in St. Louis; Albemarle to double lithium hydroxide output in Australia; Evonik begins construction of new alkoxides plant in Singapore; and more 13 Newsfront Lithium Extraction: Prime Time for Brine Technologies to process lithium-containing brines are in high demand as manufacturers seek to improve recovery volumes and sustainability Technical and Practical 23 Facts at your Fingertips Control-Valve Emissions and Packing This one-page reference describes potential solutions to address valve-packing failures, including live-loaded packing and bellows seals 31 Feature Report Filtration Considerations for CPI Facilities Numerous factors are taken into account when designing a filtration system, including technical, logistical and safety considerations 38 Engineering Practice The Selection and Design of Fixed-Bed, Axial-Flow Vessel Internals Follow this guidance when selecting internals to use in fixed-bed, axial-flow vessels CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM JUNE 2023 1 31 13 27 Volume 130 | no. 6 5http://www.chemengonline.com http://WWW.CHEMENGONLINE.COM