Process of producing dried wood chips
CA 1298802 C · Owner: Berger, Josef · Inventors: Berger, Josef
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Wood from broad-leaved and/or coniferous woody plants, particularly bushwood or waste wood or wood obtained in wood-growing plantations is processed, in that wood in a green state is chopped to form wood chips and is mixed with accompanying or additional fermentable green plant material, which has also been comminuted. The resulting mixture is compacted to form a compacted body of plant material in a space which is airtightly are permitted to escaps. The fermentable green plant material may consist of the bark and leaves of broadleaved woody plants, of the leaves of leaved plants of grass, or of mixtures of said materials.
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 April 14, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 14, 2009.
- 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.