Inorganic, insoluble industrial raw material producible from waste and method for its production and use
CA 1322010 C · Owner: Weinwurm, Peter · Inventors: Weinwurm, Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for handling, treating heating and, incinerating, on-site, liquid waste sewage, sludge, cakes or, solid waste. The primary treatment process utilizes a 0.1-50% powder of plastic clay and may include separation absorption, precipitation, neutralization sedimentation, flocculation, coagulation filtration or dewatering. The residue remaining after the primary treatment is mixed with additional clay or silicates and a suitable absorbent for either organic or inorganic, liquid material, to form a solid mixture of approximately 5-50% clay or silicates and 0.1-10% absorbent. The solidified mixture is formed into granules or other shapes having large surface area. The stable, solid …
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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 September 7, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 7, 2010.
- 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.