NUGROHO, N. P. P. N. MANUFACTURING SODIUM LIGNO SULFONATE (SLS) CHEMICAL INJECTION IN THE OIL EOR PROCESS EARTH WITH SULFONATION METHOD USING PEANUT SHELL WASTE: PEMBUATAN SODIUM LIGNO SULFONAT (SLS) CHEMICAL INJECTION PADA PROSES EOR MINYAK BUMI DENGAN METODE SULFONASI MENGGUNAKAN LIMBAH KULIT KACANG TANAH. INTAN Jurnal Penelitian Tambang, [S. l.], v. 5, n. 1, p. 15–18, 2022. DOI: 10.56139/intan.v5i1.106. Disponível em: https://jurnal-intan.ac.id/index.php/intan/article/view/106. Acesso em: 11 jun. 2026.