Technologies for the combined control of sulfur dioxide and nitrogen oxides emissions from coal-fired boilers [microform] : a report on three projects conducted under separate cooperative agreements between the U.S. Department of Energy and ABB Environmental Systems, the Babcock & Wilcox Company, Public Service Company of Colorado (Topical report ; no. 13)
Technologies for the combined control of sulfur dioxide and nitrogen oxides emissions from coal-fired boilers [microform] : a report on three projects conducted under separate cooperative agreements between the U.S. Department of Energy and ABB Environmental Systems, the Babcock & Wilcox Company, Public Service Company of Colorado