1. Pall buys Filter Specialists Inc
2. Former Dell president to head up Filtration Group
3. Andrew Industries sells its industrial filtration business to Lydall
4. Filtration Group acquires Clear Edge Filtration
5. Mann+Hummel takes 50% stake in membrane specialist Microdyn-Nadir
6. Loeffler leaves Evoqua Water Technologies
7. Private equity firm seals Siemens Water Technologies purchase, renames business Evoqua
8. Clarcor to acquire Stanadyne’s filtration business
9. GEA to cut jobs and realign group
10. Foster Wheeler to acquire Siemens Environmental Systems and Services business