PRODUCTION CAPACITY IMPROVEMENT USING SIX SIGMA AT CONCENTRATING DIVISION PT FREEPORT INDONESIA
PT Freeport Indonesia (PTFI) has shifted from open-pit mining at Grasberg to underground mining using the block-caving method, marking the beginning of the underground mining era at PTFI. The change in mining methods and location has led to the extraction of harder ore, which poses increased challen...
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| Format: | Theses |
| Language: | Indonesia |
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| Online Access: | https://digilib.itb.ac.id/gdl/view/83163 |
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| Institution: | Institut Teknologi Bandung |
| Language: | Indonesia |