Lehigh Redding moves to mill SCM from CO2-rich kiln emissions

Lehigh Hanson Inc. and Fortera Inc., a Silicon Valley technology developer wise to calcium carbonate chemistry and mineralization, are teaming to commercialize a process with optimal output for an era of greenhouse gas scrutiny: Converting the carbon dioxide gas emitted to the environment at the front end, or calcining phase, of ASTM C150 powder production into a blendable supplementary cementitious…

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Lehigh Redding mill to commercialize kiln exhaust-derived SCM production

Sources: Lehigh Hanson Inc., Irving, Texas; Fortera Inc., Campbell, Calif.; CP staff Teaming with Silicon Valley material technology developer Fortera Inc., Lehigh Cement plans construction of a modestly scaled plant at its Redding, Calif. mill with an eye to transforming kiln exhaust into a supplementary cementitious material. The facility will mark the commercial debut of a proprietary recarbonation process in…

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