MINE BACKFILL COMPOSITION COMPRISING CARBON DIOXIDE-FIXED FLY ASH AND BOTTOM ASH FROM CIRCULATING FLUIDIZED BED COMBUSTION BOILER

• Main Authors: JO, Sung-Hyun, PARK, Chang-Hwan, KIM, Chun-Sik, PARK, Tae-Gyu, YOUN, Yong-Sang, SEO, Shin-Seok, NAM, Seong-Young, AHN, Ji-Whan, LEE, Hyoung-Woo
• Format: Patent
• Language: English; French; Korean
• Published: 26.04.2018
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HYDRAULIC ENGINEERING; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; SOIL SHIFTING; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TREATMENT OF NATURAL STONE; UNDERGROUND OR UNDERWATER STRUCTURES

An embodiment of the present invention provides a mine backfill composition comprising: cement; and fly ash and bottom ash from a circulating fluidized bed combustion boiler, wherein carbon dioxide is fixed in the fly ash and bottom ash. Un mode de réalisation de la présente invention concerne une composition de remblai minier comprenant : du ciment et des cendres volantes et des cendres résiduelles provenant d'une chaudière à combustion à lit fluidisé circulant, le dioxyde de carbone étant fixé dans les cendres volantes et les cendres résiduelles. 본 발명의 일 실시예는 시멘트; 순환유동층 보일러의 비산재(fly ash) 및 바닥재(bottom ash);를 포함하고, 상기 비산재 및 바닥재는 이산화탄소가 고정화(fixation)된 것을 특징으로 하는, 광산채움재 조성물을 제공한다.