Claims
- 1. In a method of oxidizing ammonia by contacting ammonia and air with a catalyst of cobalt oxide, the improvement comprising
- using separate particles of activated alumina in conjunction with
- the separate particles of cobalt oxide catalyst
- and wherein about 10 to about 50 percent by weight alumina is added and
- the catalyst particle size is 6 to 14 mesh, the ammonia and air mixture has an ammonia concentration by volume of 7.5 to 12 percent introduced at a space velocity of from between about 15,000 to 100,000 liters of gas per liter of catalyst bed, the inlet gas temperature is from between about 25.degree. C. to 250.degree. C. and upon ignition the bed temperature ranges from 500.degree. C. to 900.degree. C.
- 2. The method of claim 1 wherein the bed temperature is between 600.degree. C. and 850.degree. C.
Parent Case Info
This application is a division of application Ser. No. 456,127, filed Jan. 6, 1983, abandoned, which in turn is a continuation-in-part of Ser. No. 270,164, filed June 3, 1981, abandoned.
US Referenced Citations (3)
Divisions (1)
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Number |
Date |
Country |
Parent |
456127 |
Jan 1983 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
270164 |
Jun 1981 |
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