Patent application number | Description | Published |
20110067605 | Methods and compositions using calcium carbonate - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided. | 03-24-2011 |
20120073474 | METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided. | 03-29-2012 |
20120291675 | METHODS AND PRODUCTS UTILIZING MAGNESIUM OXIDE FOR CARBON DIOXIDE SEQUESTRATION - Provided are methods for sequestering carbon dioxide utilizing magnesium hydroxide. A recovery method and system for recovering a gaseous component is provided. Methods and systems may utilize an alkaline component produced by thermal activation of magnesium hydroxide. Compositions of sequestered carbon dioxide comprising magnesium carbonate or magnesium bicarbonate are provided. | 11-22-2012 |
20130192783 | NON-CEMENTITIOUS COMPOSITIONS COMPRISING VATERITE AND METHODS THEREOF - Non-cementitious compositions and products are provided. The compositions of the invention include a carbonate additive comprising vaterite such as reactive vaterite. Additional aspects of the invention include methods of making and using the non-cementitious compositions and products. | 08-01-2013 |
20130256939 | METHODS AND SYSTEMS FOR UTILIZING CARBIDE LIME - Methods and systems are provided for producing a carbonate precipitation material comprising stable or reactive vaterite from carbide lime that provides both a source of divalent cations (Ca | 10-03-2013 |
20140130708 | METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided. | 05-15-2014 |
20150307400 | METHODS AND SYSTEMS FOR UTILIZING CARBIDE LIME OR SLAG - Provided herein are methods comprising a) treating a slag solid or carbide lime suspension with an ammonium salt in water to produce an aqueous solution comprising calcium salt, ammonium salt, and solids; b) contacting the aqueous solution with carbon dioxide from an industrial process under one or more precipitation conditions to produce a precipitation material comprising calcium carbonate and a supernatant aqueous solution wherein the precipitation material and the supernatant aqueous solution comprise residual ammonium salt; and c) removing and optionally recovering ammonia and/or ammonium salt using one or more steps of (i) recovering a gas exhaust stream comprising ammonia during the treating and/or the contacting step; (ii) recovering the residual ammonium salt from the supernatant aqueous solution; and (iii) removing and optionally recovering the residual ammonium salt from the precipitation material. | 10-29-2015 |
20150307401 | METHODS AND COMPOSITIONS USING CALCIUM CARBONATE - Provided herein are compositions and methods including hydraulic cement, supplementary cementitious material, and/or self-cementing material. Methods for making the compositions and using the compositions are provided. | 10-29-2015 |