found: Work cat.: Lotus, A.F. Study of an oxidation catalyst system for treating diesel exhaust from mobile sources, 2004:abstr. (This investigation attempts to develop and test a catalyst (copper ion-exchanged ZSM-5 zeolite) system for its ability to effectively treat diesel exhaust gas. During the first phase of this investigation, catalyst/zeolites were used)
found: McGraw-Hill dictionary of scientific and technical terms, 2003(zeolite catalyst -- [inorganic chemistry] -- Hydrated aluminum and calcium (or sodium) silicates ... made with controlled porosity; used as catalytic cracking catalyst in petroleum refineries, or loaded with catalyst for other chemical reactions)
found: Academic Press dictionary of science and technology, 1992(zeolite catalyst -- chemical engineering -- a porous material, natural or synthetic, consisting of hydrated silicates of aluminum and sodium or calcium; used as a catalyst in petroleum cracking)
found: Encyclopedia of physical science and technology, 2002:v. 9, p. 759 (Zeolites are applied as ... catalysts for a variety of chemical processes)
found: Kumar, N. Zeolites and mesoporous molecular sieves, via WWW, Jan. 16, 2007(Besides the petrochemical industry, zeolites are potential catalysts for synthesis of fine chemicals and for the removal of emissions from motor vehicles and stationary sources)