Device for testing ferromagnetic component walls without destruction of the same
CA 2592094 C · Owner: Alers, George A. · Inventors: Alers, Ronald B.; Boyle, John J.; Alers, George A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for destruction-free testing of ferromagnetic component walls such as pipe walls or panel walls with respect to cracks or other elongate defects by ultrasound waves, in particular shear waves that are excited in a wall area , magnetized in a predetermined magnet orientation by a high frequency induction coil, that propagate on a path that can be oriented by an induction coil as a sending transducer, and that are received at a spacing from the sending transducer by at least one induction coil as a receiving transducer is , designed in , such a way that defects of a predetermined shape in particular cracks , resulting , from stress crack corrosion can be detected well without …
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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 December 21, 2005 and granted July 10, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 21, 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.