Biomass conversion by combustion
CA 2522384 C · Owner: Dunford Holdings Inc. · Inventors: Giercke, Ronald Keith
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Break down of waste materials such as animal parts are carried out by pyrolysis, gasification and combustion using a reactor vessel with a conical lower , portion located within an exterior vessel. Feed material is deposited in continuous , mode through an air lock at the top and falls by gravity alone into the lower cone , portion. The cone geometry supports organic feedstocks eliminating the , requirement for grates or other combustion support systems. Organic material that , may escape gasification and exit the bottom of the cone accumulates within the ash , and carbon particle volume until burned. Carbon is sequestered from high energy , feedstocks and is stored in a chamber …
Read the whole patent
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
- Filed October 18, 2005 and granted March 6, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 18, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.