ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,416, issued on July 28, was assigned to THETIS ENVIRONMENTAL INC. (Hamilton, Canada).
"Flat sheet membrane filtration module with cylindrical housing" was invented by Alexandru Valeriu Tomescu (Mount Hope, Canada) and Ionel John Tomescu (Ancaster, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A membrane module comprising a cylindrical housing containing a plurality of flat sheet membranes oriented parallel with a longitudinal central axis of the housing, the edges of the one or more flat sheet membranes being embedded in a potting material."
The patent was filed on Dec. 10, 2019, under Application No. 17/297,873.
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