Process and equipment for cutting material
CA 1189425 A · Owner: Kramer & Grebe Gmbh & Co. Kg · Inventors: Grebe, Reiner; Schmidt, Karl-Heinz; Norbisrath, Max
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for cutting of material includes the continuous loading therefrom into a generally cylindrically or conically shaped vessel which is rotating around its longitudinal axis in which is mounted, a fast rotating knife shaft its knives which are provided with one or several cutting edges reach near to the inside wall of the vessel. The material to be cut loaded into the vessel in axial direction deposits a layer on the inside wall of the vessel in consequence of the centrifugal force, which is tretaed by the knives and is displaced in axial direction to the discharging end of the vessel where the cut material is continuously taken away. The equipment include a material feeding device, …
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 25, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 25, 2002.
- 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.