Terra CO2 Technology Holdings, Colorado developer of equipment and processes netting low-carbon alternatives to portland cement, reports successful use of its OPUS Supplementary Cementitious Material (SCM) for a demonstration pour at the Porsche Sugar Land dealership site in Houston. Concrete specimen testing by Texas-based Alpha Testing LLC confirms that the binder performs on par with traditional SCMs in terms of…
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CR Minerals, Rio Tinto see the mine tailings pile for the pozzolans
Sources: CR Minerals Company LLC, Southlake, Texas; CP staff Natural pozzolans production leader CR Minerals has entered an agreement with Rio Tinto to process a new grade of concrete binder with pozzolanic properties. CR Minerals will build a processing facility at the mining giant’s US Borax operation in Boron, Calif., using mine tailings as feedstock. “We have been working with…
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