Method and apparatus for producing and shipping hydrocarbons offshore
CA 2277109 A1 · Owner: Korsgaard, Jens · Inventors: Korsgaard, Jens
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus for offshore production of oil. Special shuttle tankers (50) with high-pressure cargo tanks (82) capable of containing the produced live crude oil at a pressure close to that of the ambient pressure inside a subterranean oil field, and without any processing of the live crude oil prior to transportation are used. The produced live crude oil from the subterranean oil field is pumped directly into the high-pressure cargo tanks (82) aboard the shuttle tanker (50). Lighter fractions of the live crude oil stored in the shuttle tanker (50) may be used as a fuel to power the propulsion machinery (95) and the auxiliary machinery aboard the shuttle tanker. 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
- Filed January 6, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 6, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 6, 2020.
- 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.