<mets:mets xsi:schemaLocation="http://www.loc.gov/METS/ http://www.loc.gov/standards/mets/mets.xsd http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-3.xsd" OBJID="eprint_43914" LABEL="Eprints Item" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:mets="http://www.loc.gov/METS/"><mets:metsHdr CREATEDATE="2026-06-14T17:29:22Z"><mets:agent TYPE="ORGANIZATION" ROLE="CUSTODIAN"><mets:name>Repository Universitas Negeri Padang</mets:name></mets:agent></mets:metsHdr><mets:dmdSec ID="DMD_eprint_43914_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:titleInfo><mods:title>Evaluasi Sistem Penambangan Coking Coal untuk Mencapai Nilai Crucible Swelling Number (CSN) 3-7 di Pit Haju PT Pamapersada Nusantara Jobsite Adaro Met Coal Kalimantan Tengah</mods:title></mods:titleInfo><mods:name type="personal"><mods:namePart type="given">Fariz</mods:namePart><mods:namePart type="family">Aditya</mods:namePart><mods:role><mods:roleTerm type="text">author</mods:roleTerm></mods:role></mods:name><mods:abstract>PT Pamapersada Nusantara Jobsite Adaro Met Coal adalah salah satu proyek percontohan perusahaan dalam penambangan batubara jenis coking coal kelas dunia. Teknologi dan sistem penambangan coking coal yang tepat harus diterapkan karena kualitas yang dihasilkan sangat berpengaruh terhadap kepercayaan costumer. Coking coal adalah jenis batubara yang dimanfaatkan sebagai bahan bakar sekaligus reduktor dalam industri besi/baja. Salah satu indikator penting dalam membedakan kualitas coking coal dengan jenis batubara thermal adalah uji CSN (Crucible Swelling Number). Coking coal harus memiliki nilai CSN minimal sebesar 3. Coking coal dapat menurun kualitasnya akibat kontaminasi yang dialami selama proses penambangan. Berdasarkan analisa permasalahan terdapat 3 kegiatan penambangan yang dapat mempengaruhi kualitas coking coal yaitu : kegiatan persiapan front loading, kegiatan loading dan hauling serta kegiatan penumpukan batubara di stock ROM. Setelah melakukan perbaikan sistem penambangan pada masing – masing kegiatan tersebut secara komprehensif kemudian menuangkannya dalam rancangan SOP penambangan coking coal, didapatkan hasil nilai CSN mengalami peningkatan sebesar 66 % dan nilai kadar ash mengalami penurunan sebesar 43 %</mods:abstract><mods:classification authority="lcc">T Technology (General)</mods:classification><mods:classification authority="lcc">TN Mining engineering. Metallurgy</mods:classification><mods:originInfo><mods:dateIssued encoding="iso8601">2018-08</mods:dateIssued></mods:originInfo><mods:originInfo><mods:publisher>Universitas Negeri padang;TEKNIK PERTAMBANGAN FT UNP</mods:publisher></mods:originInfo><mods:genre>Thesis</mods:genre></mets:xmlData></mets:mdWrap></mets:dmdSec><mets:amdSec ID="TMD_eprint_43914"><mets:rightsMD ID="rights_eprint_43914_mods"><mets:mdWrap MDTYPE="MODS"><mets:xmlData><mods:useAndReproduction>
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    </mods:useAndReproduction></mets:xmlData></mets:mdWrap></mets:rightsMD></mets:amdSec><mets:fileSec><mets:fileGrp USE="reference"><mets:file OWNERID="https://repository.unp.ac.id/id/eprint/43914/1/final_B1_12_FARIZ_ADITIYA_17137125_4016_2018.pdf" ID="eprint_43914_87909_1" SIZE="1600233" MIMETYPE="application/pdf"><mets:FLocat LOCTYPE="URL" xlink:href="https://repository.unp.ac.id/id/eprint/43914/1/final_B1_12_FARIZ_ADITIYA_17137125_4016_2018.pdf" xlink:type="simple"></mets:FLocat></mets:file></mets:fileGrp></mets:fileSec><mets:structMap><mets:div ADMID="TMD_eprint_43914" DMDID="DMD_eprint_43914_mods"><mets:fptr FILEID="eprint_43914_document_87909_1"></mets:fptr></mets:div></mets:structMap></mets:mets>