Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 3 of 3 for “"ΠΡΟΚΑΤΕΡΓΑΣΙΕΣ"”.
-
ΜΕΛΕΤΗ ΠΡΟΚΑΤΕΡΓΑΣΙΩΝ ΓΙΑ ΤΗ ΒΕΛΤΙΩΣΗ ΤΗΣ ΟΞΙΝΗΣ ΥΔΡΟΛΥΣΗΣ ΚΥΤΤΑΡΙΝΟΥΧΩΝ ΥΛΙΚΩΝ
IN THE PRESENT THESIS A STUDY OF THE ACID HYDROLYSIS OF PRETREATED AS WELL AS NOT PRETREATED CELLULOSIC MATERIALS TOOK PLACE, WITH DEVELOPMENT AND PROOF OF A NEW MODEL OF ACID HYDROLYSIS AND THE USE OF IT FOR THE EVALUATION OF PHYSICAL AND CHEMICAL PRETREATMENTS FOR THE IMPROVEMENT OF AND …
-
ΜΕΛΕΤΗ ΤΗΣ ΠΑΡΑΓΩΓΗΣ ΧΑΡΤΟΜΑΖΑΣ ΜΕ ΧΛΩΡΙΩΣΗ ΠΡΟΥΔΡΟΛΥΜΕΝΟΥ ΑΧΥΡΟΥ: ΠΡΟΒΛΗΜΑΤΑ ΕΦΑΡΜΟΓΗΣ
THE PURPOSE OF THIS INVESTIGATION IS THE STUDY OF A NEW TECHNOLOGY FOR THE PRODUCTION OF PAPER PULP. THE METHOD CHOSEN IS THE COMBINATION OF ACID PREHYDROLYSIS, GAS CHLORINATION AND ALKALINE EXTRACTION. AN ORIGINAL LABORATORY-SCALED, CONTINUOUS- FLOW CHLORINATION REACTOR WAS DESIGNED AND …
-
ΜΕΛΕΤΗ ΤΟΥ ΜΗΧΑΝΙΣΜΟΥ ΠΡΟΚΑΤΕΡΓΑΣΙΑΣ ΓΙΑ ΤΗΝ ΜΕΤΑΤΡΟΠΗ ΤΗΣ ΒΙΟΜΑΖΑΣ ΣΕ ΚΑΥΣΙΜΑ ΚΑΙ ΧΗΜΙΚΑ: ΕΠΙΔΡΑΣΗ ΣΤΗ ΣΤΕΡΕΑ ΦΑΣΗ
THE EFFECTS OF PHYSICAL AND CHEMICAL PRETREATMENTS ON THE PARTICLE SIZE, SPECIFIC SURFACE AREA, CRYSTALLINITY INDEX, CHEMICAL COMPOSITION, DENSITY OF WHEAT STRAW IS EXAMINED. THE PHYSICAL PRETREATMENTS STUDIED WERE HAMMER - AND BALL-MILLING. THE CHEMICAL PRETREATMENTS UTILIZED WERE DELIGNIFICATIONS …