Solid waste treatment plant
CA 2282176 A1 · Owner: Friu, S.A. · Inventors: Lago Lucio, Jose Manuel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
SOLID WASTE TREATMENT PLANT'', equipped with an external stoking hopper (1), a spiral conveyor (2), and an upper stoking hopper (3) as well as a closed lower hopper, (4) connected to a secondary vacuum pump (23) which feeds the continuous tubular, catalytic cracking reactor with spiral conveyors (25) at variable speeds equipped with lids-, resistances (12) to obtain ash and catalytic cracking gas the ashes being , moved by the, spiral conveyor towards a hopper (5) connected to a storage hopper (6) equipped with a, depression gas outlet which leads into a secondary vacuum pump pipe (23) while the gas is, carried to heat exchangers which cool and condense the gas taking only the , …
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 September 14, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 14, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 14, 2021.
- 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.