Method for determining the trajectory of materials when charging a shaft kiln
CA 2383538 A1 · Owner: Centre De Recherches Metallurgiques · Inventors: Danloy, Gerard; Franssen, Roger; Steyls, Didier
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a method using a probe whereof the part inside the chamber of said kiln is not provided with sensors. The method consists in associating to the part of the probe outside the kiln chamber a sensor sensitive to the impact of materials charged over part of the probe introduced in the kiln chamber and in observing a signal generated by said sensor in connection with the part of the probe outside the chamber; moving the probe head inside the kiln chamber and in recording the observed signal as the probe moves; plotting curves whereon can be read the width of the flux of materials the centre of gravity of said flux and the density of materials poured along 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 August 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 2022.
- 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.