국내 유통중인 다양한 형태의 원료물질 또는 공정부산물들에 대한 물리적, 화학적 및 방사선적 특성을 평가하기 위해 약 220 여 개, 총 16 종의 표본 시료를 선정하였다. 해당 시료들에 대하여 LaBr3 섬광검출기를 이용한 에너지 스펙트럼 측정과 에너 지 분산형 X-선..
About 93 samples with 6 species for raw-materials and by-products were prepared to evaluate the activity ... measurement of 226Ra using the correction constant can be an effective method for its rapid measurement of raw ... materials and by-products because the activity of 226Ra can be produced with a simple calculation without
As the inflow rate of the raw material solution increased, droplets formed by the pyrolysis reaction ... material solution, the present study was intended to prepare nano-sized cobalt oxide (Co3O4) powder ... In order to identify changes in the nature of the particles due to changes in the inflow rate of the raw
Hanjeon(韓傳) Samgukgi(三國志) and Hanjeon(韓傳) Whohanseo(後漢書) which are the raw materials of the study ... Accordingly this thesis aims at the research of the raw material and criticism of the record of Hanjeon ... material.
Fine FRP wastes have capability to use raw material and fuel of kiln for
manufacturing of cement. ... purpose of this study [OS to evaluate the reusability of FRP(Fiber Reinforced Plastics) wastes
as a raw ... material in the manufacturing of cement by investing the physico-chemical properties of
FRP wastes
this paper, we consider an integrated inventory system where a single supplier purchases and processes raw ... materials in order to deliver finished goods to a single buyer for effective implementation of Just-In-Time
Defending the National Interest: Raw Materials Investments and U.S Foreign Policy Introduction The United ... American officials have three basic aims in international raw materials market. 1) maximize the competitive ... material investments.
In this paper, we consider an inventory system where a single supplier purchases and processes raw ... materials into finished goods in order to deliver finished goods to a single buyer for effective implementation
Chapter 4. acetylene 4.2.1 How to make calcium carbide as raw material The synthesis of calcium carbide ... As raw materials, natural gas, refinery gas, and LPG are preferred Stabilized discharge performed by ... Acetylene, 아세틸렌 4.1 Today's Importance for Acetylene Acetylene is one of the most important basic raw
High brightness of cenosphere as raw material is required for a wide range of ceramics applications, ... particularly in fields of building materials and industrial ceramic tiles. ... Recycled cenosphere, which is a hollow shaped particle from fly ash, has become attractive as a building material
material milk was developed. ... quantify levels of chlorpyrifos, chlorpyrifos-methyl, cypermethrin, deltamethrin and permethrin in bulk raw ... than the method specified in the Korean food standards codes for analyzing these five pesticides in raw
We established PCR condition and universal primer selection for 17 item's raw materials for foods and ... materials but also processed foods that are difficult to analyze by chemical analysis. ... barcode method using universal primers can be a useful for species identification techniques not only raw
Materials and Manufacturing processes 1. Materials a. Raw element b. Devices to devices 2. ... 2017 Fall Term Project - Manufacturing and Manufacturing process Trend of design, materials, and manufacturing
Coking coal is an important raw material for coke production. ... The two raw coal samples, with similar carbon content and slightly different coalification degree, undergone
material. ... nanoribbons (GNRs) through this route using carbon bars recovered from discarded alkaline batteries as raw ... , is an alternative for obtaining self-sustaining materials.
Modified coal tar pitch is a high quality raw material for the preparation of intermediate phase pitch ... In this paper, modified coal tar pitch was used as raw material, nitrogen was used as protective gas,