Method for the production of high-concentration manganese mini-tablets for alloying aluminum baths and device for implementing said method
CA 2480087 A1 · Owner: Bostlan, S.A. · Inventors: Borge Bravo, Gregorio; San Pedro Guerrenabarrena, Rafael; Antolin Ganuza, Raquel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The method has the aim of obtaining Mn mini-tablets with a concentration of said metal ranging between 90 and 98%, Al particles being the binding element. The method is based on the use of ground electrolytic Mn from shales with a chemical purity of 99.7% or higher. Said product is screened with a mesh of less than 450 micra, wherein the fine powder content should be less than 15%. Moreover, atomized powder Al obtained by mechanical processes with a granulometry of between 100 and 800 micra and with over 80% of the powder being between 350 and 720 micra should be used in said method. The method is carried out in a device having a storage hopper (1) a diffuser (4) of the , product in …
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 March 27, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 27, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 27, 2024.
- 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.