Heat exchanger
CA 2429489 A1 · Owner: Stork Screens B.V. · Inventors: Toonen, Theodor Johannes Peter; Meuzelaar, Bob; Leerkamp, Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a heat exchanger (10) for transferring heat from a first fluid to a second fluid, which heat exchanger (10) comprises one or more flow passages (12) for a first fluid, the outer wall (26) of these passages is in heat-tranferring contact wiht a flow body (20) made from metal foam for a second fluid. This metal foam has a gradient of the volume density of the metal so that it is , possible to achieve a favourable equilibrium between heat transfer and conduction, on the one hand, and flow resistance on the other hand.
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 November 23, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 23, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2023.
- 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.