Apparatus and method for disposing pcb through electrolysis
CA 2448291 A1 · Owner: Suzuki, Kenji · Inventors: Suzuki, Kenji; Tomaru, Kisaku
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A PCB treating method and device capable of resolving problems with conventional methods by feeding electricity to PCB for electrolyzing. The device can be designed according to a treating scale - can be made mobile to permit treating at PCB storing sites, site-installed or integrally mounted on , vehicles. The device permits various modes of applications; PCB is transferred to the electrolysis tank of the device and treated and at the same time, an , electrode is placed in a residual PCB-containing apparatus for electrolyzing; and a PCB-polluted container itself is placed in a large treating tank and treated. The device can also be used as a polluted-soil improving device. The …
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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 May 16, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 16, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 16, 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.