Treatment of mercaptan-containing streams utilizing nitrogen based promoters for removal of said mercaptans
CA 1290715 C · Owner: Veasey, Gilbert D. · Inventors: Veasey, Gilbert D.; Le, Binh N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved method of treating streams having mercaptan or mercaptan-based compounds therein particularly adapted for the processes of sweetening sour hydrocarbons and regenerating spent caustic solutions is provided. Specifically, the present invention provides an improved method of treating a first stream having mercaptan or mercaptan-based compounds are either extracted, catalytically oxidized to disulfide compounds, or both, wherein said first stream is either a sour hydrocarbon distillate or a spent caustic solution; provided if said first stream is a sour hydrocarbon distillate said second stream is a caustic solution, and if said first stream is a spent caustic solution said second …
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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 October 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2008.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.