Method for dosing and mixing solids and liquids to form a low viscosity suspension
CA 1262707 C · Owner: Werner & Pfleiderer · Inventors: Strecker, Jurgen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a method for building up a process pressure in a process line leading to a pressurized reaction or process chamber in the production of a suspension of low viscosity comprising at least one solid and one liquid to be fed to said process line, comprising the feeding of said solid and a part of said liquid to a first drag flow pump mixing said, solid and said part of said liquid in said first drag flow pump to form a suspension of high viscosity feeding said suspension, of high viscosity necessary for the formation of a material plug downstream of said first drag flow pump for the pressure buildup, to a pressure line downstream said first drag flow pump the, …
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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 7, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 7, 2006.
- 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.