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• BIODIESEL SYNTHESIS THROUGH NYAMPLUNG OIL ESTERIFICATION AND TRANSESTERIFICATION USING ULTRASONIC WAVES ASSIST

  Haryono Haryono (Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Padjadjara)
  E. Evy Ernawati (Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Padjadjara)
  Rukiah Rukiah (Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Padjadjara)
  Susi Suryani (Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Padjadjara)

  1-7

  Abstract View : 236

  PDF downloads: 341

  DOI : 10.21831/jps.v22i1.15505

• TESTING OF PROCESSING OIL WASTE TO BE BIODIESEL AS A FUEL ALTERNATIVE MOTOR DIESEL

  Dwi Widjanarko (FT UNNES)
  Abdurrahman Abdurrahman (FT UNNES)
  Hadromi Hadromi (FT UNNES)

  Abstract View : 138

  PDF downloads: 383

  DOI : 10.21831/jps.v15i1.1730

• PUTILIZATION OF PETROCK OIL AS ALTERNATIVE FUEL MACHINES DIESEL

  - Suhartanta ()
  Zaenal Arifin ()

  Abstract View : 484

  PDF downloads: 3002

  DOI : 10.21831/jps.v13i1.181