Apparatus for externally coating endless metal tubing
CA 1089218 A · Owner: Metallgesellschaft Aktiengesellschaft · Inventors: Scheiber, Werner; Koppe, Herbert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for externally coating an elongated metal member, comprises: means forming a fluidized bed of a synthetic-resin powder; means forming a transport path through the bed for the elongated metal member; means upstream of the bed along the path for heating the member to a temperature sufficient to cause the powder to adhere to the surface of the member; means forming a coating head in the bed along the member, the coating means having an annular opening communicating with the bed; and means spaced from the opening for applying suction to the head to draw powder from the bed through the head and along the member, thereby coating the member with the powder. The resulting coatings are …
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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
- Granted November 11, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 11, 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.