MUMBAI, India, Aug. 17 -- Intellectual Property India has published a patent application (202617084744 A) filed by Cocooncarbon Limited on July 10, 2026, for Process And System.
Inventors include Scott, Frederic; Knapp, William J.; and Hunter, Luke.
The application for the patent was published on August 14, 2026, under issue no. 33/2026.
Abstract: The present invention provides a process for producing a supplementary cementitious material, comprising the steps; providing a calciferous feedstock, determining, before and/or after size reduction, the free lime content of the calciferous feedstock, subjecting the calciferous feedstock to size reduction under phase transition conditions effective to produce a first crude particulate material, and thereby reducing the free lime content of the calciferous feedstock, and if the free lime content determined prior to size reduction is greater than about 4 wt.%, optionally reacting the first crude particulate material to produce a second crude particulate material with a reduced free lime content of below about 4 wt.%, or if the free lime content determined after size reduction is greater than about 1 wt.%, optionally reacting the first crude particulate material to produce a second crude particulate material with a reduced free lime content of below about 1 wt.%, and processing the first and/or second crude particulate material to give the supplementary cementitious material, wherein the calciferous feedstock comprises slag, and a process comprising the pre- selection of calciferous feedstock material that has a free lime content of less than 15 wt.%, as well as systems and products thereof.
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