نتایج جستجو برای: liquefied gas

تعداد نتایج: 245941  

Journal: :Journal of the Society of Naval Architects of Japan 1979

Journal: :International journal of material and mathematical sciences 2022

This study was conducted in the Khartoum refinery Algylee to properties of polypropylene (grade 113 &114) which are produced by addition technique; they used refined propylene from Liquefied Petroleum Gas and Ziegler-Natta catalyst. The samples were taken (1-15)/08/2010 three features (powder, granulates, specimens). Both grades homopolymer isotactic polypropylene. They checked component li...

2017
Xingyan Huang Cornelis F. De Hoop Feng Li Jiulong Xie Chung-Yun Hse Jinqiu Qi Yongze Jiang Yuzhu Chen

Microwave-assisted liquefaction of rape straw in methanol was conducted to collect the liquefied residues for the extraction of cellulose nanocrystals (CNCs). The liquefied residue with content of 23.44% from 180C/7.5min was used to fibrillate CNCs with dilute alkali (2% NaOH) and hydrogen peroxide (5% H 2 O 2 ) treatments, followed by ultrasonication for 15min. The FT-IR spectra and SEM images...

Journal: :Journal of the Japanese Association for Petroleum Technology 1973

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