Process for the storage and transportation of liquid hydrocarbons
CA 2077705 A1 · Owner: Engelhardt, Fritz · Inventors: Ritschel, Werner (Deceased); Engelhardt, Fritz; Hoffmann, Heinz
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to the use of hydrocarbonrich gels as a safe storage or transportation form for liquid hydrocarbons and to a process for the safe storage and safe transportation of liquid hydrocarbons. In the process according to the invention, the hydrocarbon is converted into a hydrocarbonrich gel by addition of a surfactant and water. After storage or transportation has taken place, the hydrocarbon-rich gel is broken down again. The surfactant and water are preferably added to the hydrocarbon in amounts such that a hydrocarbon-rich gel of 70 to 99.5% by weight of hydrocarbon 0.01 to 15% by, weight of surfactant and 0.49 to 15% by weight of water is formed. The gels are …
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 September 8, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 8, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 8, 2014.
- 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.