The development trend of backfill mining method mainly includes the following aspects:

Improve layer height and efficiency:

The filling mining method will strive to improve the layering height, develop segmented filling and stage filling, simplify the filling process, and improve overall mining efficiency.
Enhance the strength of the cemented filling material:
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Through technological improvements, the backfill mining method will use higher strength bonding materials to enhance the stability and support capacity of the backfill, ensuring the safety of the mining process.
Promote new materials and technologies:

With the advancement of materials science, the backfill mining method will actively seek and apply new types of backfill materials, while researching new conveying processes to reduce backfill costs and improve backfill efficiency.
Intelligence and automation:

The backfill mining method will gradually integrate intelligent and automated technologies, such as using high-tech means such as intelligent remote control systems and laser positioning systems, to achieve precise control and automated operations of the mining process, improving the accuracy and safety of mining.
Environmental Protection and Resource Recycling:

The backfill mining method will receive increasing attention due to its ability to maximize the recovery of mineral resources and protect the underground and surface environment. In the future, the backfill mining method will pay more attention to environmental protection and resource recycling, achieving green mining and sustainable development.
Wide application and technological innovation:

With the continuous maturity of backfill mining technology and the gradual reduction of costs, it will be widely applied in more types of mines. Meanwhile, technological innovation will also be an important driving force for the development of backfill mining methods, including new backfill materials, new backfill processes, and new mining machinery.
In summary, the development trend of backfill mining method is diversified, efficient, intelligent and environmentally friendly, aiming to improve mining efficiency, reduce mining costs, protect the environment and achieve sustainable development.