MINNEAPOLIS--(BUSINESS WIRE)-- #Filtration--Donaldson Company, Inc. (NYSE: DCI), a global leader in technology-led filtration products and solutions, today announced the launch of ArmorSealâ"¢, its nextgeneration air filtration technology. The ArmorSeal technology builds on decades of Donaldson leadership in air filtration, from Axial Seal to the industry-defining RadialSealâ"¢ and now to a new standard designed for today's most demanding operating environments. As offhighway, construction, and heavyduty eq ...