Pressure swing adsorption system using product gas as replacement for purge gas
CA 1189802 A · Owner: Linde Aktiengesellschaft · Inventors: Asztalos, Stefan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
PRESSURE SWING ADSORPTION SYSTEM USING PRODUCT GAS AS REPLACEMENT FOR PURGE GAS" Abstract, In a pressure swing adsorption plant for the purification and separation of gases, with several adsorbers, conducting respectively within one cycle the steps of adsorption, expansion or pressure equalization purging, and pressure buildup, using as the purge gas residual gas released during the expansion of adsorbers wherein pressure buildup is conducted at least in part with product gas, and when there is a malfunction in an adsorber yielding purge gas, the product gas is employed not only for the pressure buildup but also for purging one or more adsorbers. The amount of purge gas is controlled so …
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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 July 2, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2002.
- 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
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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.