Regeneration of a scrubbing agent
CA 1296702 C · Owner: Becker, Hans · Inventors: Sporer, Josef; Becker, Hans
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
12-, Abstract of the Disclosure, For regeneration of a loaded scrubbing agent e.g. a polyethylene glycol ether containing H2O and sour gases, the regeneration is conducted in a regeneration column equipped with a bottom heater and an overhead condenser, by stripping with vapor, e.g. stream provided by the heater vaporizing an aqueous condensate. After condensation of the vapor in the condenser the stripped, components are removed and the remaining condensate is recycled directly or indirectly to the bottom part of regeneration column to avoid mixing the aqueous condensate with the loaded solvent. The condensate is fed directly into the bottom of the column or is fed into the line between …
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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 March 3, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 2009.
- 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.