Structured "wv" packing elements
CA 1292424 C · Owner: Jaeger Acquisition Company · Inventors: Seah, Alexander M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A packing element for use in an exchange column is provided. The packing element is of the type consisting of a plurality of corrugated plates placed adjacent to one another with the corrugations of adjacent plates forming a criss-cross pattern. A plurality of regular linear arrays of "W"-shaped openings, alternating with linear arrays of "V"-shaped openings are formed in each plate. The locations of these openings or notches with respect to the corrugations are so arranged as to create liquid drip points and flow paths on the individual plates that improve the mixing and mass transfer characteristics of the packing element.
Read the whole patent
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 November 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 26, 2008.
- 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.