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LAPORAN PRAKTEK KERJA LAPANGANPOLITEKNIK NEGERI UJUNG PANDANG
PT. ANTAM (Persero) Tbk. UBPN POMALAA Sulawesi Tenggara
DAFTAR ISI
HALAMAN JUDUL ...............................................................................i
LEMBAR PENGESAHAN ....................................................................ii
KATA PENGANTAR ............................................................................iii
UCAPAN TERIMA KASIH ...................................................................iv
DAFTAR ISI ...........................................................................................vi
BAB I PENDAHULUAN
A. Latar Belakang Masalah ............................................................1
B. Batasan dan Perumusan Masalah ...............................................2
C. Tujuan dan Manfaat Kerja Praktek ............................................3
D. Tempat dan Waktu Pelaksanaan ................................................5
E. Metode Penulisan .......................................................................5
F. Sistematika Penulisan ................................................................6
BAB II PROPFIL PT ANTAM (Persero) Tbk, UBPN SULTRA
A. Sejarah Berdirinya Perusahaan .................................................8
B. Letak Geografis Daerah Pertambangan ....................................11
C. Visi dan Misi Perusahaan .........................................................12
D. Arti Logo Perusahaan ...............................................................13
E. Sistem Informasi Yang Diterapkan ...........................................15
F. Struktur Organisasi PT. Antam Tbk, UBPN Sultra ..................17
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LAPORAN PRAKTEK KERJA LAPANGANPOLITEKNIK NEGERI UJUNG PANDANG
PT. ANTAM (Persero) Tbk. UBPN POMALAA Sulawesi Tenggara
BAB III TINJAUAN UMUM
A. Penjelasan Umum ......................................................................21
B. Logam Pada Garis Besarnya ......................................................23
C. Sifat-sifat Logam Nikel ..............................................................24
D. Kegunaan Logam Nikel .............................................................26
E. Penampang Umum Biji Nikel daerah Sultra ..............................27
F. Penambangan Bijih Nikel (Nikel Ore) .......................................28
G. Proses Pembuatan Logam Ferro Nikel .......................................30
H. Sistem Produksi PT. Antam .......................................................50
BAB IV KEGIATAN DAN URAIAN ANALISA
A. Unit Kerja Persiapan Sampel .....................................................52
B. Unit Kerja Laboratorium Kimia .................................................56
C. Unit Kerja Laboratorium Instrument .........................................61
BAB V HASIL ANALISA DAN PEMBAHASAN
A. Hasil Analisa Laroratorium Kimia .............................................65
B. Hasil Analisa Laboratorium Instrument .....................................70
C. Pembahasan Hasil .......................................................................75
BAB VI PENUTUP
A. Kesimpulan ................................................................................82
B. Saran ...........................................................................................83
Nur fadilah usman 331 11 023Nurul budi 331 11 083 vi
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LAPORAN PRAKTEK KERJA LAPANGANPOLITEKNIK NEGERI UJUNG PANDANG
PT. ANTAM (Persero) Tbk. UBPN POMALAA Sulawesi Tenggara
DAFTAR PUSTAKA
LAMPIRAN
Nur fadilah usman 331 11 023Nurul budi 331 11 083 vi