Fibrillated fibers for liquid filtration media Grant US-11247182-B2 United States of America 15 Feb 2022
Fibrillated fibers for liquid filtration media Application US-10322380-B2 United States of America 18 Jun 2019
Fiber webs coated with fiber-containing resins Application US-10137392-B2 United States of America 27 Nov 2018