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A platform for research: civil engineering, architecture and urbanism
Sand mold foundry waste sand comprehensive utilization treatment method
The invention discloses a sand mold foundry waste sand comprehensive utilization treatment method, which comprises the steps of crushing homogenization, magnetic separation iron slag removal, raw material proportioning, clinker calcination, cement grinding and the like, the foundry waste sand is adopted to replace or completely replace natural sandstone to prepare cement, so that the foundry waste sand can be recycled, the waste can be reduced, and some organic harmful substances can be subjected to harmless treatment, so that environmental pollution is avoided, and the method is safe and environment-friendly.
本发明公开了一种砂型翻砂废砂综合利用处理方法，其包括破碎均化、磁选除铁渣、生料配料、熟料煅烧、水泥粉磨等步骤，本发明采用翻砂废砂替代或全部替代天然砂岩来制备出水泥，以此可实现翻砂废砂的回收再利用，不仅可减少浪费，并且可对一些有机有害物进行无害化处理，避免环境污染，安全、环保。
Sand mold foundry waste sand comprehensive utilization treatment method
The invention discloses a sand mold foundry waste sand comprehensive utilization treatment method, which comprises the steps of crushing homogenization, magnetic separation iron slag removal, raw material proportioning, clinker calcination, cement grinding and the like, the foundry waste sand is adopted to replace or completely replace natural sandstone to prepare cement, so that the foundry waste sand can be recycled, the waste can be reduced, and some organic harmful substances can be subjected to harmless treatment, so that environmental pollution is avoided, and the method is safe and environment-friendly.
本发明公开了一种砂型翻砂废砂综合利用处理方法，其包括破碎均化、磁选除铁渣、生料配料、熟料煅烧、水泥粉磨等步骤，本发明采用翻砂废砂替代或全部替代天然砂岩来制备出水泥，以此可实现翻砂废砂的回收再利用，不仅可减少浪费，并且可对一些有机有害物进行无害化处理，避免环境污染，安全、环保。
Sand mold foundry waste sand comprehensive utilization treatment method
一种砂型翻砂废砂综合利用处理方法
LIU XIHAI (author) / CHEN WEISHENG (author) / ZHAO WEI (author) / SUN XUYUAN (author) / WEI LUYUAN (author) / AN FULONG (author) / YI HONGJIE (author) / YAN BIN (author)
2021-12-03
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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