?????：???? ?? ????? ???? ?????? ?? ??? CIL ????: ?????, ?????, ????? ??????, ????? ???????. ??? ??????? ??????? ?????? ????.
????? ?????? ????? (CIL) ??? ??? ???????? ??????? ?????. ?????????? ????? ??? ? deposits ??? ???? ???. ??? ???? ????? ????? ?????? ?????? ???? ???? ?????? ????? ???, ???? ?????? ????? ????? ???????? ??????.
? ???? ?????? ??? CIL ???? ???? ?? ????? ??????, ????? ??????, ????? ??????, ????? ????? ???????, ????? ????? ????????????, ?????? ????? ???? ?????? ?? ????? ????? ???.
???? ??????? ??????? ?????? CIL
????? ?-CIL (???? ??????) ????? ????? ?????? ??? ???? ??? ??? ???? ????? ????? ?? ???? ?????? ????? ????? ?????? ??????? ?? ??? ????? ??????.
CIL ????? ????? ?:
- ?????? ??? ????? ?? ?????? ???? ???????
- ????? ?? ???????? ?????? ????? ????
- depósitos de ??? ??????? ???????
- ???? ?????? ??? ???? ??? ??? ?-0.1 ?"?
- Medium-grade ores (commonly 1–10 g/t, depending on project economics)
????? ?? ????? ????? ????? ????? ???? ??? ???? ?????? ??????? ????????? ????? ??? ????? ????? ?????.
For refractory ores—such as those containing high sulfide content, preg-robbing carbon, or encapsulated gold—additional pretreatment methods may be required. These can include flotation, roasting, pressure oxidation, or ultrafine grinding before the CIL stage.
?????? ??????? ??????, ???? ?????? ???? ??????? ?????? ????????, ??????? ??? ???? ?? ?????? ?? ????? ?-CIL ?????? ?? ?????? ?????? ???????.
????? ????? CIL ????
1. ????? ?????
???? ????? ????? ????? ???? ????? ?????? ?? ??? ???? ?????? ?????? ???? ??? ???????. ????? ?????? ????? ???? ??? ??????? ????? ?????? ?????? ???? ???? ????????? ?? ??????? ??? ????? ?????.
????? ?????? ????? ????? ???? ????. ???? ????? ??? ????? ????? ????? ?????? ?????? ??????,形成系统 ????? ?????. ????? ?????? ???? ????? ?????? ???? ???? ??? ?? ??????.
2. ????? ?????
????? ???? ??????
???? ??? ?????? ????? ?????? ????? ???? ????? ????? ??????? ???? ?????? ?????. ?????? ???????? ????? ???? ????? ????? ??????.
?????? ??-?????? (??????? ????) ???? ?????? ??????? ???? ???? ?????? ?????, ???? ??????? ????? ???? ????? ?????.
????? ???? ????
????? ????? ????? ?? ?????? ???????????? ??????. ????? ????? ?? ???????????? (???? ??) ???? ?????? ??????? ???? ???? ??? ????? ????? ????? ????? ????.
?????? ?????? ??? ???? ???? ???? ???? ????? ????? ??????, ???? ?????? ???? ?? ???????????? (??????? ????) ?????? ???? ????? ???.
3. ????? épaississante
????? ?????-????, ????? ???? ??????, ???? ??? ??? ?????. ??????? ??????? ????? ?? ???? ????? ??? ?????? ????? ??????. ???? ???, ??????? ????? ?? ???? ????? ????? ?? ????? ????-????. ?????? ???? ?? ????????: ??? ????? ???? ?????? ???? ?????? ?????? ????; ??-????? ?? ????? ???? ?? ???? ??????? ????? ?????.
4. ????? ??? ??????
???? ????? ?????? ?????? ????? ?????? ????? ?? ??? ?????? ?????. ?????? ????? ????? ?? ????? ????? ?????? ??????, ???? ???? ????? ???? ?????? ?? ???? ?????.
???? ?????, ??????? ? ????? ?????? ???????? ???? ??????. ???? ???? ??? ?????? ??? ????? ????, ???? ??????? ???? ????? ????? ????? ??????? ????? ?????? ??????.
??? ???? ??? ?????? ????? ?????? ??????. ??????? ????? ????? ??? ??????? ????? ?????, ???? ?? ?????? ????? ???? ??????, ????? ????? ??? ????? ????? ????? ?????.
????? ?????? ?????? ?????? ???? ?????? ????. ??????? ????? ??? ??? ?????, ??? ????? ?????? ?????. ????? ??????? ???? ???? ???? ??????, ???? ????? ?????? ???? ????? ???? ????? ?????? ????? ?????? ????.
5. ????? ??????? ????????????
?????? ?? ???????? ????? ???? ????, ??????? ????? ????????, ??? ???? ?? ????? ????? ???? ????? ?????????.
The gold-bearing solution then undergoes electrowinning, producing gold sludge. The gold sludge is sent to the smelting workshop for refining, ultimately producing doré gold.
6. ????? ?????? ?????? ????? & ?????? ???
???? ?????? ???? ?? ??? ????? ??? ?????? ?????. ???? ??????? ?? ?????? ???????, ?????? ????? ??? ???? ????? ???? ??????.
???? ???????? ?????? ????? ??????? ???????? ?????? ???? ????????? ?????? ????. ???? ?????? ????? ??????? ???????, ????? ?? ??? ????? ??????? ?????? ?? ??????.
??????? ?? ????? ?-CIL ????
????? ?-CIL ???? ???? ?????? ???? ?????? ????? ??? ???????? ??? ?????? ???????? ???, ?????? ?????? ?????? ???????? ??????? ?????.
1. ????? ?????? ?????????
?????? ?????? CIP (???? ????), ????? CIL ???? ?? ????? ??? ?????? ?? ???? ????? ??????. ?? ????? ?? ??? ?????? ?????? ?? ?????? ?????? ??? ????? ????? ??????.
2. ?? recovered ???? ????
Under properly optimized conditions, gold recovery rates typically reach 90–95%, and even higher for easily leachable ores.
3. ????? ??? ??????
???? ?????? ?????? ??????? ????? ???, ?????? ???? ?????? ????? ?????? ???? ???? ????????? ????????????, ?? ?????? ?? ?????? ?????? ????????.
4. ??? ????? ??? ????
?????? ?? ????? ?????? ???? ?? ???????? ??????, ?????? ??? ???? ?? ??? ?????? ????? ??????? ???????? ???? ????.
5. ????????? ???? ??????
CIL ????? ?????? ????? ????? ??? ????? ?????. ?????????? ??? ?????, ?????? ????, ?????? ????? ???? ????? ?????? ???.
????? ??????? ????? ?????? ?? ????
????? ????? CIL ?? ????????? ??????? ??????, ?????? ??? ????? ??????? ????? ??? ???? ????? ???? ??? ???? ????? ????.
???????? ???? ?????? ?? CIL ???? ??????????? ????? ???? ???????? ????? ?????.
??????????? ??????? ?? ???? ????? ??? CIL
The configuration of a Gold CIL Processing Plant depends on ore characteristics and processing capacity. Below is a typical example of a medium-scale hard rock gold CIL plant (500–1000 TPD):
??? ?????
- 1 ???????? ?????
- 1 ????? ?????
- ??? ????
- ????? ????? ???
??? ??????
- 1–2 ???? ????s
- ????? ????? ?????????????
- ?????? ?????? ?????
??? ??????
- ???????? ?????? ????????? ???????? ?????
- ????? ????? flocculant
??? ?????? ???????
- 6–8 CIL Tanks with agitators
- ????? ????? ??? ????
- ??? ??????
???? ?????? ???????-?????
- ????? ???????
- ????? ?????
- ?? ??????????
- ???? ???? ?? ???
???? ?????? ???
- ???? ?????? ?? ???? ?????
- ???? ????? ?????
- ???? ??? ??循?
????? ????? ??? ??? ???? ???? CIL (????, 300 ??? ????), ???? ????? ????? ????? ???????. ???? ???????? ???? ???? ???? (??? 2000 ??? ????), ?????? ???? ????? ?????? ?????? ?????? ?-CIL.
????? ?????? ?? ????? ????? ???? ????? ?????? ?????? ?? ?????? ?????? ?????, ????? ?????, ???? ??? ????? ?????.
???? ?????? ?? CIL ???? ??? ???????????? ??????? ???????? ????? ????? ??? ??????? ?? ????? ????. ?? ?????? ???? ??????, ??????? ?????? ?????? ???? ???? ??????, ??? ????? ????? ??? ??????? ????? ??? ???????? ??????? ????? ?????.
?? ???, ??? depósito ??? ?? ???????? ????????. ????? ?????, ???? ????, ???? ???????? ??????? ???? ??????? ???? ?????? ?? ????? ?????? ??? ????? ?????. ???, ???? CIL ????? ???? ?? ?? ?????? ????? ??? ?? ??????? ????? ??????, ??????????? ?? ??????, ?????? ????? ????? ?????.
???? ???? ????? ?????, ????? ???? ????? ?????? ??????????? ?? ??? ????? ?? ????? ???? ????, ????? ??????? ???????, ?????? ?????? ????? ????? ???????????. ?????? ?? ?????? ???, ???? ???? ????? ?????? ?? ???? ?????? ???????, ?? ??? ??????? ??? ????? ????? ?? ????? ??? ?????? ????? ????? ???????? ????? ?????.
?? ??? ??????? ???? ??? ?????? ??? ????? CIL ?? ??????? ?? ????? ????, ???? ?????? ???? ???? ???? ??????? ??????? ????? ?? ??? ?????? ?????? ????, ?????? ????? ?????? ???????? ???????.
?????
??? ?????