US 2022/0002197 A1

Additive for blended cement compositions, cement produced therefrom and methods related thereto

(22) 14.11.2019

(43) 06.01.2022

(57) The present invention relates to a cement additive for use in a blended cement composition, the additive comprising a precipitated calcium carbonate formed from mineral sequestration of carbon dioxide.

(71) Carbon Capture Machine (UK) Limited, Aberdeenshire (GB)

Issue 9/2016 WO 2016/115398 A1

Controlled process for precipitating calcium carbonate and vaterite precipitated calcium carbonate compositions formed by said process

(22) 14.01.2016 (43) 21.07.2016 (57) A process for converting gypsum into precipitated calcium carbonate including reacting a mixture comprising gypsum and a seed, a mineral acid, or both with at...

Issue 4/2023 WO 2023/054239 A1

Method for fixing carbon dioxide, method for producing calcium carbonate, and method for utilizing waste gypsum board

(22) 26.09.2022 (43) 06.04.2023 (57) The present invention provides a method whereby carbon dioxide can be efficiently fixed and calcium carbonate, which is a valuable, can be efficiently produced...

Issue 1/2024 WO 2023/208755 A1

Storage of carbon dioxide released from lime

(22) 21.04.2023 (43) 02.11.2023 (57) The present invention relates to a method of producing calcium oxalate from calcium carbonate the method comprising 0 the steps of: (a) producing CO2 by contacting...

Issue 7-8/2020 KR20200034144 (A)

Method for capturing storaging and using carbon dioxide in waste gas of cement production comprising the using of waste heat of cement calcination process

(22) 21.09.2018 (43) 31.03.2020 (57) The present invention is a first step of cooling the exhaust gas containing carbon dioxide discharged from the cement kiln and sending it to an absorption tower...

Issue 1/2023 US 2022/0380655 A1

Carbon dioxide sequestered cement for well cementing

(22) 27.05.2022 (43) 01.12.2022 (57) A method of making a cement composite can include contacting an aqueous solution comprising calcium ions with a carbon dioxide source producing a carbonated...

ZKG 2/2022