Hydrodynamic cavitation crystallization device and process
CA 2593085 C · Owner: Five Star Technologies, Inc. · Inventors: Weinberg, Roger; Kozyuk, Oleg V.; Myerson, Allan S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device and process (10) for crystallizing a compound using hydrodynamic cavitation comprising the steps of mixing at least one stream of a feed solution of such compound to be crystallized with at least one stream of an anti-solvent in a nucleating section via collision of the feed solution and the anti-solvent (11), passing the mixed streams at an elevated pressure through at least one local constriction of flow to create hydrodynamic cavitation thereby causing nucleation and the production of seed crystals passing the fluid stream containing the seed crystals through an intermediate section (12) to a crystal growth section passing the fluid stream containing , the seed crystals …
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 December 28, 2005 and granted July 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 28, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.