Equipment for pressing incoherent humid materials
CA 1206847 A · Owner: Spinelli, Michelangelo · Inventors: Spinelli, Michelangelo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to an equipment for pressing incoherent humid materials. It comprises in combination a strong compartment which can be opened, having stationary walls at, least one of which is provided with closely spaced openings a, bag element of a strong, resilient flexible and fluid-proof material contained inside the compartment; a source of fluid at a determined pressure, located outside the compartment and adapted to be connected with the bag so that it can be inflated by the fluid supplied thereby. The parts are so arranged that once, the compartment is opened, it is filled with humid material between the walls of the compartment and the bag which is in a, deflated state. …
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 2, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2003.
- 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.