Method and plant for desalinating salt-containing water
CA 2507485 A1 · Owner: Van Els, Hans Josef · Inventors: Van Els, Hans Josef
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and plant for desalinating salt-containing water wherein the salt-, containing water is passed through a heat exchanger (5) disposed in a basin (1) containing brine, whereupon the salt-containing water that has been heated in the heat exchanger (5) is passed through an evaporator (9) for evaporating at least part of the salt-containing water after which the vapor thus formed , is introduced into a condenser (12) so as to obtain water from which the salt has been removed. The plant for desalinating salt-containing water comprises a basin (1) that contains brine, in which a heat exchanger (5) is disposed wherein means (6) for supplying the water to be desalinated are connected to …
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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 November 26, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 26, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 26, 2025.
- 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.