Extending the Life of Railroad Shop Cleaners Using Ultrafiltration, TD 97-043 Andes, R.P., K. Rajagopalan, T. Lindsey, J. Pickowitz and C.P.L. Barkan. 1997. Extending the Life of Railroad Shop Cleaners Using Ultrafiltration, TD 97-043. Association of American Railroads, Washington, DC. Files Extending the Life of Railroad Shop Cleaners Using Ultrafiltration, TD 97-043 - Full Text (PDF) Categories Infrastructure