A sorbent composition and apparatus for removing oil or oily substance from water and process of manufacturing said composition
CA 2316595 A1 · Owner: Solis, Horacio · Inventors: Solis, Horacio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A sorbent composition and process designed for removing oil or oily substances from the surface or, upper layer of a body of a water. The sorbent composition consists of raw peanuts hulls crushed to, a plurality of particles of predetermined dimensions. The composition further comprises crushed raw, peanut kernels provided to create a hydrophobic/oleophilic protective film around those particles. Protective film is formed by treatment of the mixture in a rotary kiln at a predetermined temperature, and a restricted air flow. An apparatus for removing oil or oily substances from a surface or upper, layer of a body of a water comprises a flexible ballast feeding pipe containing the …
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
- Filed August 23, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 23, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 23, 2022.
- 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.