US 12,269,783 B2
Process for stabilizing steel slag
Yanzhang Fang, Chengdu (CN); Yadi Pei, Chengdu (CN); Chaoquan Pan, Chengdu (CN); Yulin Zou, Chengdu (CN); Jianyou Xiong, Chengdu (CN); and Rongbai Jiang, Chengdu (CN)
Assigned to SICHUAN FANGDA NEW BUILDING MATERIAL DEVELOPMENT CO., LTD., Chengdu (CN)
Filed by Sichuan Fangda New Building Material Development Co., Ltd., Chengdu (CN)
Filed on Jun. 3, 2022, as Appl. No. 17/831,785.
Claims priority of application No. 202111526071.1 (CN), filed on Dec. 14, 2021.
Prior Publication US 2023/0183131 A1, Jun. 15, 2023
Int. Cl. C04B 7/147 (2006.01); C04B 7/44 (2006.01); C04B 7/47 (2006.01); C04B 7/52 (2006.01)
CPC C04B 7/147 (2013.01) [C04B 7/44 (2013.01); C04B 7/47 (2013.01); C04B 7/52 (2013.01)] 8 Claims
 
1. A process for stabilizing steel slag, comprising:
subjecting the steel slag to an autoclave treatment by use of a high temperature and pressure saturated vapor at a temperature of 211.38° C. or above and a pressure of 2.0 MPa or above.