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Pozzolanic Compositions Containing Fly Ash Patent


March 9, 2017


CR Minerals is proud to announce that we have been awarded a patent for our Pozzolanic Compositions Containing Fly Ash (US PATENT No. 9,561,983) as we launch further into the field of cementitious materials and natural pozzolans. Contact us or visit our website for more information on our Tephra® (pozzolan) family of products.



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