Catalyst and a method for denitrizing nitrogen oxides contained in waste gases
CA 1297470 C · Owner: Mitsubishi Jukogyo Kabushiki Kaisha · Inventors: Nagano, Kazuhiko; Rikimaru, Hiroaki; Nakatsuji, Tadao
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A catalyst for denitrizing nitrogen oxides contained in waste gases, which comprises:, (a) titanium and, (b) at least one base metal selected from the group consisting of Y, W, Mo, Mn, Cu, Fe, Cr Co, Ni, Zn and Sn, the catalyst containing titanium and the base metals in amounts of at least about 50 % by weight in terms of oxides based on the catalyst, and titanium in amounts of about 80-99 % by weight in terms of oxides and the base metals in amounts of about 20-1 % by weight in terms of oxides, respectively based on, the total weight in terms of oxides of titanium and the base metals, and the catalyst having micropores of about 50-75000 .ANG. in radius in amounts of about 0.25-0.45 ml/g …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted March 17, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 17, 2009.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.