Studi peningkatan mutu minyak sereh wangi (cymbopogon winterianus) dan minyak nilam (pogostemon cablin) menggunakan metode distilasi uap dan kolom fraksionasi = Study on the quality improvement of citronella (cymbopogon winterianus) and patchouli (pogostemon cablin) oil using steam distillation method and fractionating column

Metode distilasi uap menggunakan variasi plate kolom fraksionasi untuk memperoleh kadar patchouli alkohol optimum dari tanaman nilam (pogostemon cablin) = Steam distillation method using fractionation column plate variation to obtain optimum patchouli Alcohol Levels from patchouli (pogostemon cablin)

Studi proses steam distillation pada perolehan minyak atsiri dari tanaman akar wangi (vetiveria zizanoides) = The study of steam distillation process in gaining essential oil from vetiver root (vetiveria zizanoides)

Enhancement of patchouli (pogostemon cablin benth) oil recovery using vacuum steam distillation and caustic soda pretreatment = Pengembangan perolehan minyak nilam (pogostemon cablin benth) menggunakan metode distilasi uap vakuum dan perlakuan pendahuluan dengan caustic soda

Studi peningkatan mutu minyak nilam dengan sistem reverse osmosis (RO) dibandingkan dengan metode distilasi = Study of patchouli oil quality improvement with reverse osmosis system compared with distillation method