Donaldson (DCI) will raise its quarterly dividend by another 30.0 percent to $0.13 per share in 2013. Earlier this year DCI had already hiked its dividend from $0.09 to $0.10 per share quarterly.

Donaldson Company, Inc. is a manufacturer of filtration systems and replacement parts. The company has two operating segments: Engine Products and Industrial Products. Donaldson's products include replacement filters, air filtration systems, liquid filtration systems, dust, fume and mist collectors, compressed air purification systems, gas and liquid filtration for food, beverage and industrial processes, air filtration systems for gas turbines, polytetrafluoroethylene (PTFE) membrane-based products and specialized systems for applications including hard disk drives and semi-conductor manufacturing. Donaldson Company was founded in 1915 and has paid a dividend every year since 1956.