Permanent and electro sector magnets in a magnetic drum separating system
CA 1081164 A · Owner: Continental Can Company · Inventors: Smith, Milbourn L.; Grisemer, Robert E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved magnetic separator of the type wherein a continuous conveying member passes between a superposed magnetic assembly and a quantity of unseparated materials. non-magnetic metallic cylindrical rotating drum or wheel incorporates a magnetic assembly including an electromagnet and permanent magnets which are arranged to obtain a long "carry" of the metal particles suspended from the drum whereby entrained non-magnetic materials are enabled to fall away and a highly efficient and complete separation is effected.
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 July 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 1997.
- 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.