Method for washing off magnetically separated particles
CA 1319113 C · Owner: Ohishi, Naoki · Inventors: Ohishi, Naoki; Takemoto, Masanori; Kurahashi, Motofumi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of removing magnetically-separated magnetic particles adhering to a magnetic filter. Sets of radially-arranged magnets are provided above and below with adjacent magnets having unlike poles. The filter is located in an alternating magnetic field formed by the magnets. The filter is washed by directing a jet of fluid at it while magnets, or filter, is being rotated.
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
- Granted June 15, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 15, 2010.
- 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.