Apparatus and process for treating a hydrocarbonaceous waste material
CA 2411066 A1 · Owner: Fleischanderl, Alexander · Inventors: Bsirske, Werner; Zobernig, Andreas; Lanzerstorfer, Christof
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for treating a refuse material containing hydrocarbons, especially treating mill scale tails and/or grinding tails whereby the refuse material, while preferably being moved is heated by , indirect heat supply and is liberated thereby from hydrocarbons optionally , together with other volatile constituents especially H2O. To this end, a , targeted decomposition of the hydrocarbons is carried out in the dryer at a low temperature. The decomposition is carried out by means of chemical and/or radiation-technology aids, which effect a decomposition of the hydrocarbons which are not easily volatilized, into easily volatile hydrocarbons preferably a …
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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
- Filed May 21, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 21, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 21, 2023.
- 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
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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.