System for on-line molten metal analysis
CA 1293135 C · Owner: Aluminum Company Of America · Inventors: Genna, John Lawrence
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system is disclosed for analyzing molten metal which comprises removing a sample of metal from a source of molten metal; dissolving the sample in a solvent; and analyzing the dissolved sample to determine the contents of the molten metal. In a preferred embodiment the sample is removed from the molten, metal as solid particles in a sampling zone conveyed in a fluid, to a dissolution zone where a known quantity is dissolved for subsequent spectral analysis; and the resulting solution is then passed to a spectral analysis zone.
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
- Granted December 17, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 17, 2008.
- 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.