System for combustion of gases of low heating value
CA 1136867 A · Owner: Gulf Research & Development Company · Inventors: Viswanathan, Thiagarajan; Acheson, Willard P.; Morris, Richard A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, A gas turbine system for the recovery of power from fuel gases having a low heating value, i.e. below about 80 Btu/scf, and usually in the range of 35 to 70 Btu/scf has, an external catalytic combustor. The catalytic combustor is divided into a primary and a secondary catalytic combustion chamber with a heat exchanger between the two combustion chambers. In the preheater the low heating value gas mixed with combustion air is passed in indirect heat exchange with products of combustion from the first combustion chamber before the low heating value gas is delivered to the first combustion chamber. The turbine system is particularly advantageous in recovering power …
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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 December 7, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 7, 1999.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.