WO 2021/019754 A1

Method and apparatus for producing desulfurizing agent, and method for removing sulfur dioxide from cement kiln exhaust gas

(22) 01.08.2019

(43) 04.02.2021

(57) [Problem] To provide a method and an apparatus for producing a desulfurizing agent, and a method for removing sulfur dioxide from cement kiln exhaust gas, enabling good handleability, easy adjustment of water content, and small fluctuations in the modulus of slaking of CaO when powdered. [Solution] An apparatus 1 for producing a desulfurizing agent, etc. is provided, the apparatus comprising: a fractionation device 2 for fractionating a cement raw (…).

(71) Taiheiyo Engineering Corporation, Tokyo (JP)

Issue 2022-4 EP 3 984 632 A1

(22) 01.08.2019 (43) 20.04.2022 (57) [Problem] To provide a method and an apparatus for producing a desulfurizing agent in which good handleability is achieved; the water content is easily adjusted;...

Issue 2017-1-2 US2016339383 (A1)

(43) 24.11.2016 (57) A desulfurization apparatus employing the limestone-gypsum method has: a desulfurization unit where an absorbing liquid containing a calcium compound contacts with an exhaust gas...

Issue 2021-3 US 2020/0398218 A1

(22) 10.01.2019 (43) 24.12.2020 (57) This invention provides a continuous liquid phase type wet exhaust gas treatment method for removing sulfur oxides from exhaust gas and collecting it as gypsum,...

Issue 2020-10 KR102128428 (B1)

(22) 27.12.2018 (43) 30.06.2020 (57) The present invention relates to an apparatus for collecting carbon dioxide in exhaust gas of a cement sintering process to increase the efficiency of the...

Issue 2017-4 AU 2017200405 A1

(22) 20.01.2017 (43) 09.02.2017 (57) There is disclosed an exhaust gas processing system, comprising: a desulfurization unit (2) that removes a sulfur oxide from an exhaust gas by a limestone/gypsum...

ZKG 3/2021

ZKG 3/2021

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