Title:
アスファルト混合物の製造方法及びアスファルトプラント
Document Type and Number:
Japanese Patent JP7432341
Kind Code:
B2
Abstract:
To provide an asphalt mixture manufacturing method and asphalt plant capable of reducing CO2 emissions generated during the production of an asphalt mixture.SOLUTION: An asphalt mixture manufacturing method includes: a new aggregate drying step P5 and a recycled aggregate drying step P6, which of drying both new aggregate and recycled aggregate in a drying furnace; and a mixing step P13 of mixing with asphalt both the new aggregate and the recycled aggregate dried in the new aggregate drying step P5 and the recycled aggregate drying step P6. The asphalt mixture manufacturing method further includes: a CO2 recovery step P7, which of separating and recovering CO2 from an exhaust gas EG generated in the new aggregate drying step P5 and the recycled aggregate drying step P6; a new aggregate fixing step P9 and a recycled aggregate fixing step P10 of fixing the CO2 recovered in the CO2 recovery step P7 to the new aggregate or the recycled aggregate; and a new aggregate supply step P11 and recycled aggregate supply step of supplying the new aggregate and the recycled aggregate fixed with the CO2 to the drying furnace.SELECTED DRAWING: Figure 1
Inventors:
Kazuhito Yamashita
Application Number:
JP2019203408A
Publication Date:
February 16, 2024
Filing Date:
November 08, 2019
Export Citation:
Assignee:
Maeda Road Co., Ltd.
International Classes:
E01C19/02; B01D53/62; B01D53/78; B01D53/81; B01D53/82; C01B32/50; E01C19/10
Domestic Patent References:
| JP2013234285A | ||||
| JP2011521879A | ||||
| JP2007016495A | ||||
| JP2014162716A | ||||
| JP2003171909A |
Foreign References:
| WO2010011171A1 | ||||
| EP2679724A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Tokoshie Patent Office