Volume 35, 1999, Issue 22
Correction in Pall's amount of initial cost for 20 yrs. contract
Correction & amplification: We incorrectly stated Pall contract award from Pittsburgh Water and Sewer Authority for 20 MGD microfiltration...
Correction & amplification: We incorrectly stated Pall contract award from Pittsburgh Water and Sewer Authority for 20 MGD microfiltration...