??????：?????? ??? ?????? ????? ???? ???? ???? ????????? ???? ?????????? ?????????? ?????? ??????? ????????? ??????? ??.

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1. ?????????? ?????

??? ??? ?????????? ????????????, ????? ????????? ???????? ???????? ???. ?????? ?????, 2017 ?? ??? ???????, ?????? 44,998 ??? ???? ??. ? ?????????? ???????? ????, ????? ?????? ?????? 7,793 ?????? ?????? ??. ??????, ?????????? ??? ????? 2.0×107kt ?? ??? ????? ??.

????????, ?? ????? ??? ?????? ?????? ?????? ?? ??? ????? ???? ??, ?????????? ??????? ??? ???????? ????? ???? ??, ?? ?????? ????????? ??? ????? ??????? ???? ??????? ????????? ???????? ??? ??.

tailings

2. ??????????? ?????????

?????????? ???? ????????? ???? ???? ?? ??? ? ???? ????? ?????? ????? ?????? 5 ?????????? ??????? ??? ??:

1) ???????? ?? ????????? ???????? ?? ?????? ??, ??? ?? ????? ?? ??? ?????? ??;

2) ???????? ?? ????????? ?????????? ??? ???????? ?? ?????? ??, ??? ?? ???????? ?????????? ???????? ??? ?????????? ??;

3) ???????? ?? ????????? ??????????? ?? ?????? ??. ??????? ???? ???? ??? ??? ?? ????????, ????????, ???????? ?????, ???? ????.

4) ???????? ?? ????????? ????????? ?? ?????? ??.

???? ????? ???? ???? ???????, ????????, ????????????, ?????????, ??????, ???????, ????????, ????????, ???????, ?????, ??????? ??? ??????????????? ?????? ??? ??.

5) ???? ???????? ????????.

????????? ??? ???????? ???????? ?????, ?????? ??????????? ???????, ?????? ??? ????? ???? ???? ?? ????? ??? ??.

3. ?????????? ???????? ?????

??????? ????

????? ??????, ???? ??????? ???????????? ?? ??? ?????? ???????? ???? ??????? ?????, ??????????? ???? ??????.resources?? ???????? ?????.

?????? ???????

???????? ???? ???????? ???? ????? ????? ???? ?? ??. ??????, ??????? ???? ?????? ??? ???? ????????? ???? ???????? ??, ???? ??????? ???? ????????? ???? ??????? ??.

The stock of tailings piles occupies a large amount of land

?????????? ????

?????????? ???? ?????? ???????? ?????? ??????? ?????????? ??????? ??? ??? ??, ?? ?????? ??? ??? ????? ???????? ????????? ?????? ??, ??? ?? ???????? ????? ??? ??????, ??? ????? ??? ???? ??????.

The accumulation of large amounts of tailings can easily trigger secondary disasters

?????????? ??????

????? ?????????? ??????? ????????? ??????????? ????? ???? ?????? ??????????? ??, ??? ?? ?????, ???, ??????? ??? ?????? ????? ?????. ??? ?????????? ???? ???, ??????? ???? ????? ???? ??? ??, ?????? ?????? ?????, ?????? ?????????? ??? ??? ? ??? ??????????, ????????? ????????? ????? ???? ?????? ?????? ?????? ??.

?????????? ?????? ??????? ???

1. ?????????? ?????? ?????

??????? ?????? ?????????

???????? ?????????? ???? ??????, ???? ?? ???? ????? ???? ???? ??????? ?? ??? ???????? ??? ??? ??, ????, ???????? ?????? ????????? ?????? ?????? ?? ?????? ??? ?? ??? ?????? ??? ????? ???????? ??????? ??? ??, ??? ????????????? ?????? ????????? ??????? ???????????? ??? ??, ???? ????????? ?????????? ??????? ????? ?????? ??? ??.

????????? ??????? ??????

????????? ??????? ????? ????, ??? ?????????? ????????砂 ??????? ???? ??????? ??? ????? ??. ??????? ????砂 ??? ??????? ??????? ???? ????? ????, ??? ????????? ??????? ??????? ??????? ?????? ???????????? ???????? ???????? ??????? ????? ?????? ?????? ??? ??? ?? ???成熟 ????????? ????????砂 ??? ?????? ???????? ????????? ??????? ?????? ?????? ????? ??.

??? ????????? ????? ???? ?????????? ?????? ?????? ???? ???? ????????? ??? ???? ???? ???? ??, ???? ??? ??? ?????? ?????? ????? ??????? ??? ??? ?? ??? ???????? ?????? ?????? ?????? ????? ??? ??. ??????? ????????? ??????? ?? ??? ?????? ???????? ??????? ????? ??? ??, ? ???? ???? ????? ??? ??????? ??? ??.

??? ?????

?????????? ??? ???????? ??????? ??? ???? ?????? ????????? ??????????? ???????? ??????????? ?????? ??? ??, ???? ????? ???? ??? ??? ??????? ?????? ??? ??. ????????, ?????????? ???? ????? ????? ????????? ???? ???? ???? ?????? ?????? ????????? ??? ??. ?????? ???? ? ?????? ?????? ???? 1/2 ?? 2/3 ?????????? ??????? ??? ??? ??.

???? ???????

????????????? ??? ??? ????? ?????? ?????? ??? ????? ????????? ?????? ?????, ???? ??? ?????? ???????? ???? ???? ??????? ??? ???? ?????? ???? ???????? ??? ???? ??. ???????? ??? ???????????? ??? ??????? ?????? ???.

?????????? ????????????

???????? ???????????? ? ????????? ??? ??? ??? ???????? ?????? ??? ????? ??? ????????? ????? ??????? ?????? ??? ??, ??? ?????? ??? ?? ??????? ??? ?????? ???? ???? ?????????? ?????? ?????????? ???? ??? ??? ??????? ??????? ???? ????, ???? ??????? ?????????? ???????? ?????? ???? ????.

3. ?????????? ?????? ??????? ????

???????? ?????? ???????????? wast?? ????? ?????? ????????? ???? ?????? ???, ????? ???????? ???? ???????? ???????? ????? ?????? ?????? ?????? ???? ????? ????? ?? ?????? ??? ??, ????? ???????? ???????? ??????? ??????? ??? ??? ??? ??, ??????? ??? ?????????? ?????? ????? ??? ??? ??, ??? ???? ??????? ??? ???????? ???? ??.

?. ???????????? ???? ?????? ?? ?????????

?????? ???????? ????? ????

??????? ??????, ???? ????? ????? ????????? ?????? ????? ?? ????? ??, ??? ? ?????? ????? ?????? ??? ???? ??????? ???? ??????? ???? ???.

??? ???? ????, ????????? ???????

?????? ????-??? ????, ??????? ??????? ????, ???? ??? ??? ???????? ?????? ?????? ??, ??????? ???? ??? ??? ?????? ??? ??, ??? ?????????? ??? ???? ??? ?????? ?????? ??? ???????. ? ????, ? ??????? ???? ?????? ??? ??????? ???? ??? ?????????? ?????? ?????? ????? ??????? ??? ?????? ??.

???? ??????????? ????

??????????? ????? ??????? ??? ???? ???? ??, ??? ?????? ??? ???????? ?????? ????? ??? ????????? ???. ????????? ???? ????????? ????????? ??? ??????? ????????? ???????? ??????????? ??????, ???? ????, ????? ???? ??????????? ????? ???? ???????? ????? ?????? ???? ??.

?????? ???? ???????? ????????? ??????

???? ??????? ?????, ??????? ?????, ??????? ???????? ??? ?????????? ?????? ???? ?????? ???? ??????? ???? ??, ?????????? ???? ???????? ??????? ????????? ??????? ?????? ???, ??????Aggregates ??? ???? ?????? ??????? ??????? ???, ?? ????????? ??????, ??????, ???? ????? ??? ??? ???? ???? ?????? ?????? ??? ??.

????????????, ???? ???? ??? ????? ???? ??????? ??????????? ??? ??? ??? ??????, ?????? ???????? ????, ???? ?????? ????, ???? ????? ????? ??? ???? ?????? ??? ????? ??? ??????????? ????. ?????????? ????? ?? 85% ???? ?????? ??? ??, ??? ?????? ???? ???? ??? ?????? ??? ??.

Process Flow Of Tailings Sand Making

??????Aggregates: ?????? ??????? ??????????? ?????, ???????, ???????, ???? ?????? ??? ????????? ???, ???? ?????? 5-10 ????, 10-20 ???? ??? 20-31.5 ?????? ??????Aggregates??? ????????? ??? ??.

???? ?????? ????: ??????Aggregates ??????? ???? -5 ?????? ????????? 0.3 ~ 4 ?????? ????? ???? ??? 4 ~ 5 ?????? ?????? ???? ?????? ???? ??????? → ???? ???????? → ??????? ?????? ???? ????? ??????? ??? ??.

(1) ?????: ??????????? ????.

(2) ?????? ??????: 150-500 ?????? ????? ?? ??? 400-125 ?????? ????? ?? ??????? ?????? ????.

(3) ????? ??????: 400-125 ?????? ??????? ?? ??? 100-50 ?????? ??????? ?? ??????? ??? ???? ???? ??? ????. ??? ???? ??????? ???? ????? ?????? ???????? ????????? ????? ???? ????? ?? ????? ??? ???? ????? ?????? ???? ????????? ????? ???? ????? ??.

(4) ????? ??????: ??? ???? ??? ???????? ????? ????? ????, 100-50 ?????? ??????? ?? ??? 32-5 ?????? ??????? ?? ????.

(5) ?????? ??? ??? ??????: ????? ??????? + ????? ?????? ???? ???????.

(6) ???? ????: ???? ???? ???? (????? ???????? ?????????? ?????? ???, ??????? ??? ????? ??????? ?????? ??????? ?????? ????????? ??? ??. ???? ?? ??? ?????? ?????? ??????????? ??? ???? ??? ????? ??????? ?????? ???? ???? ???? ???? ????? ??????? ??? ??.).

(7) ?????? ??? ??? ??????: ????? ??????? + ????? ?????? ???? ???????.

(8) ?????????? ??????: ????? ???????.

(9) ??????: ?????? ???? ????? ??????? ?????? ??? ??????? ??? ??, ??? ???????? ????, ????? ???? ???????????? ???? ??? ??????????? ?????????????? ????? ???? ??????? ??? ??.

?????????? ???? ?????? ????? ?????? ???????

???????? ????? ????????? ??????? ??? ????????? ???????? ????????

1. ?????????? ?????? ????? ???? ?? ??? ???? ???????? ??. ????????? ??????????? ??????? ????, ???????? ???? ?????????? ?? ??????? ????????? ???? ????? ???? ????, ??? ?? ?????? II ?? ?????? ?????? ????, ????? ???, ?????.

2. ???????? ???? ????????? ?? ????? ????? ???? ??, ??? ???? ???????? ??? ??????? ??? ??, ???? ?????? ???? ????? ????, ??? ??? ?????? ???? ??. ?????? ???? ?????? ??? ??? ????????? ??? ????? ????? ???? (7-14 ???? ???????) ???? ???? ???? ?????? ??????? ???? ???.

?????????? ?????? ????? ?????? ???????

1. ??? ????????? ??????? ???? ?? ????? ?????? ???????? ???? ??? ??, ?? ??? ???? ????? ?????? ?????? ?? ?? ???? ?? ???????? ?????? ?????? 40% ?????? ????, ?????? ??? ???? ????? ?????? ?? ????????? ??? ??? ????????? ??????????? ???? ??? ????.

2. ??????? ????? ???? ????????? ???????? ????? ?????, ?????????? ??????????? ?? ??????? ??????? ??????? ????? ??? ??????? ????????? ?????? ???? ?????? ????????? ????? ???? ?????? ( ??? ?? ????? ?????, ????? II ?? ????? ?? ?????) ?????? ????.

3. ??????? ???? ?? ???????? ???????? ????????? ???? ??, ????? ?????? ?????? ????????? ??????? ??????? ???????? ??? ??. ????? ???????? ????? ??????? ???????? ????? ??? ??? ??, ?? ???????? ???? ??????? ??. ????, ?????? ??????? ??????? ????????? ??? ????? ??? ??, ?????? ???? ??????????? ??????? ???? ???????? ?????????? ????????? ?????? ???????? ????????? ??? ??, ???? ????? ?? ????? ????????? ????? ????? ??? ??, ???? ??? ??, ????? ?????????? ????? ?? ????? ??? ?? ??? ???? ????? ?????????? ????? ??. ??????? ????, ??????? ??????? ?????? 5% ???? ??? ???? ????? ???? (????? II ?????? ??????????? ???? ??? ??).

5. ???????????? ?????

??????? ??????? ?????? ??????? ????? ? ??????? ???? ?????? ??? ??????? ??? ????? ?????? ????? ??. ??????????? ?????? ????? ????? ??????? ???????????? ???????? ??????? ????, ????? ???????? ????? ??? ??????, ???????? ???????? ????????, ??????? ?????? ??? ???? ?? ??? ???? ????????? ??????????? ???????? ?? ??? ??, ?? ??????????? ?????? ?????????? ??? ????? ???? ?? ?????????? ????? ??. ??????????? ?????? ????? ?? ????????? ??? ?????????????? ??????? ???????????? ?? ?? ???? ????????? ????? t?i ?a ??? ??, ????????? ?????????? ???????? ??? ?? ??? ??? ?????????? ?????? ??????? ??????????? ??? ??.

???? ???? ????????? ???????? ???????? ??????, ???? ????????? ?????? ??????? ??? ???????? ?????? ???? ???????? ??, ?зел?? ????, ???? ??? ??? ?????? ??????? ????? ??. ?? ??? ?????????????? ????? ??? ?????? ?????????? ???????? ?????? ???? ?????? ????? ??, ?? ???? ????? ?????? ?????? ???. 麻豆社 ??????? ??????????? ????? ?????? ????????? ????? ??????? ?????????????? ???????? ????.

?????????: ? ????? ?????? ??????? ??? ??????? ???????? ???? ????? ??, ????? ?????? ??? ????? ????; ???????? ??? ?????? ??. ?? ??? ??????? ??? ??, ?? ???? ????? ?????? ?????? ???. ????? ??? ???? ????.