Method for removing hydrogen sulfide from a hydrogen sulfide-contaminated gas stream
CA 1213125 A · Owner: Mobil Oil Corporation · Inventors: Snavely, Earl S. Jr.; Jones, Timothy A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Hydrogen sulfide is removed from a gas stream by injecting an alkaline solution into the gas stream. The velocity of the gas stream is such that it has a Reynolds number of at least 50,000 and the Weber number for the injected alkaline solution is at least about 16. Alkali metal hydroxides and polyvalent metal chelates are useful alkaline solutions.
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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 28, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 28, 2003.
- 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.