Pengaruh biopolimer xanthan gum terhadap koefisien gesek aliran dalam pipa spiral diameter 25 mm = The effect of biopolymer xanthan gum towards liquid s coefficient of friction in spiral pipe with a diameter of 25 mm

Pengaruh larutan serat (fiber) daun pandan terhadap koefisien gesek aliran dalam pipa spiral = Effect of pandan (fiber) to drag reduction in circular pipes

Pengaruh karboksimetil selulosa (CMC) terhadap koefisien gesek aliran dalam pipa kotak 4x6mm = The effect carboxymethyl cellulose (CMC) towards liduid s coefficient of friction in square pipe 4x6 mm

Pengaruh penambahan karboksimetil selulosa cmc terhadap koefisien gesek aliran dalam pipa kotak 6x6 mm = The effect of addition carboximethyl cellulose cmc towards liduid s coefficient of friction in square pipe 6x6 mm

Pengaruh serat (fiber) pelepah batang pisang terhadap koefisien gesek aliran dalam pipa spiral = Effect of banana stem fiber suspensions of drag reduction in circular pipes