عناصر مشابهة

• A STUDY OF SOME PHYSICAL AND CHEMICAL EFFECTS OF MODIFIED PULP AND PAPER
  بواسطة: NABIL EL SAID METWALLY GAWISH منشور: (1978)
• A STUDY PHYSICAL AND CHEMICAL EFFECTS ON MODIFIED PULP AND PAPER
  بواسطة: NABIL EL SAID METWALLY GAWISH منشور: (1978)
• A BLEACHING STUDY OF SOME EGYPTION PULPS
  بواسطة: EZZAT HASSAN EL SAID EL BARBARY منشور: (1989)
• STUDY ON BLEACHING OF SOME EGYPTION PULPS
  بواسطة: MOHY ELDIN MOSTAFA KAMEL BAHR منشور: (1976)
• STUDY OF SOME ASPECTS OF PULPING OF PITH
  بواسطة: MOHAMED BASYOUNI MORSI GHAZY منشور: (1984)