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총설 : 촉매-크래킹에 의한 나프타로부터 경질 올레핀 제조기술
박용기 ( Park Yong Gi ),전종열 ( Jeon Jong Yeol ),한상윤 ( Han Sang Yun ),김정리 ( Kim Jeong Li ),이철위 ( Lee Cheol Wi ) 한국화학공학회 2003 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.41 No.5
In the whole world, the amount of CO₂ emission from the ethylene plant is about 141 million tons per year, and currently about 40% of the energy in petrochemical industry is used for steam cracking of naphtha. So, global warming issues have stimulated the development of new cracking process of naphtha which can minimize CO₂ emission through the increase of energy efficiency. Also there is an effort to increase the ratio of propylene/ethylene in naphtha cracking since the natural gas cracker which can produce ethylene preferentially increases more and more. Therefore, catalytic cracking of naphtha has been studied as an alternative of thermal cracking to balance ethylene and propylene demand and to reduce CO₂ emission. This paper will review the various routes which have been investigated and applied over the past years, hut will focus particularly on the recently patented and commercially demonstrated processes for the production of lower olefins from naphtha.
박용한,Park, Yong-Han 대한건축사협회 1973 建築士 Vol.1973 No.6
오늘날 건축에 있어서의 설비방식이 다각도로 발전되고 있으며 또 개발되고 있다. 현재 많이 채택되고 있는 방식중에 가변풍양방식이 있는데 이 가변풍양방식의 기본적인 방식을 소개하고자 일본 건축설비 1972년 6월호에 게재된 신일본공조(주)에 횡산정부씨의 글을 번역하였으니 이 분야 설비전문가와 건축사들에게 도움이 된다면 고맙게 생각한다.
특집 : 인문언어학의 구상과 전망 : 사회언어학에서의 담화연구 이론과 방법
박용한 ( Yong Han Park ) 연세대학교 언어정보연구원(구 연세대학교 언어정보개발원) 2010 언어사실과 관점 Vol.26 No.-
This paper aims to explain the major discourse analysis theory and method in socio-linguistics. Recently, socio-linguistics has studied the relation between discourse and society for ``discourse`` which is made up of spoken language and written language. The representative approaches of socio-linuguistics are interactional sociolinguistics, ethnography of communication, variation analysis, conversation analysis and critical discourse analysis. And these approaches use the data research methods of participant observation, use of videos data, survey, interview and documentary records investigation. Especially, thesedays the studies on various institution conversation using the participant observation and videos data are increasing. In that process, transcribing method and written languge corpus building method are developing. If we develop the method which can reflect rhythm data, conversation context data, and sociocultural background on transcribing data and corpus data, discourse analysis in socio-linguiscts will soon make a rapid development.
박용한,Park, Yong-Han 한국전자통신학회 2013 한국전자통신학회 논문지 Vol.8 No.2
우리나라의 잔여지 보상제도는 크게 잔여지 매수 보상, 잔여지 감가보상, 잔여지 공사비 보상 등 세 가지로 나눌 수 있으며, 이 중 매수보상에서는 매수대상 요건이 주로 문제가 되고, 공사비보상에 대해서는 별도로 문제가 되는 부분이 거의 없다. 본 연구에서는 현행 잔여지 감가보상제도의 내용과 문제점을 살펴보고, 미국과 일본의 제도를 비교 분석하여 우리나라의 보상제도와의 차이점을 알아보고 잔여지 감가보상에 대한 정책적 대안을 마련하고자 한다. The compensation system for residual land in our country is largely composed of the three sub-systems, that is, the purchasing compensation, depreciated compensation and construction expenses compensation. Among those, the purchasing compensation system mainly has problems in eligibility for compensation of the land, meanwhile, there is almost no problem in construction expenses compensation system. This study aims to examine the current depreciated compensation system for the residual land and its accompanying problems, and also review and compare those systems in USA and Japan with that of our country, and thereby discover the ways for the alternative solution for the compensation system in the viewpoint of policy.
언어 접촉에 대한 사회언어학 연구의 성과와 과제 : ≪사회언어학≫ 게재 논문을 중심으로
박용한(Park, Yong-han) 한국사회언어학회 2020 사회언어학 Vol.28 No.3
This study aims to categorize research achievements about language contact based on the papers in the Sociolinguistic Journal of Korea for the last thirty years into five sections, which include bilingualism and diglossia, pidgin and creole, various decision making under language contact situations, loan-words, and dialect contact. This study concludes by offering further research questions that need to be answered in the field of language contact. Early years of sociolinguistics has remained at a level of introducing language contact problems of Europe and Africa, Pacific and Atlantic equator region to the domestic academic circles. However, these achievements have turned out to be the foundation of research related to overseas Koreans bilingualism problem and various domestic language contact problems between Korean and foreign language. Until now, Korean sociolinguistics has mostly handled problems of bilingualism. However, since the early 21st century, the population of international marriage immigrants and foreign laborers has increased at a rapid rate, generating various language contact phenomena. Furthermore, with a recent globalization wave, many foreign languages are more widely used in Korea. In such a flow, it is evident that the Korean society will go through various language contact between Korean and foreign languages. Therefore, systematic and aggressive research on multi-culture family bilingualism, code-switching of Korean speakers, loan-words situation, and the problem of contact between standard language and dialect is needed in the Korean sociolinguistic field.
박용구,류경남,한정수,Park, Yong-Koo,Ryu, Kyung-Nam,Han, Chung-Soo 대한근골격종양학회 2000 대한골관절종양학회지 Vol.6 No.2
결합조직형성 섬유종은 골에 발생하는 종양중 매우 드문 종양으로, 조직학적으로나 생물학적 성상이 연부조직에 발생하는 복강외 섬유종과 유사하다. 저자들은 22세 남자에 발생한 견갑골 병변과, 34세 남자에 발생한 치골병변을 보고하는 바이다. 방사선학적으로 종양은 골융해성 병변으로, 팽창성 성장을 하였다. 조직학적으로, 다량의 교원질 섬유를 함유하고 있는 방추형 세포로 구성되어 있다. 광범위 절제술을 시행하였으며, 재발은 없었다. 골에 원발성으로 발생하는 결합조직형성 섬유종은 매우 드문 골 종양으로 참고문헌과 함께 보고하는 바이다. Desmoplastic fibroma is a rare primary tumor of bone that histologically and biologically mimics the extra-abdominal desmoid tumor of soft tissue. This report is dealt with two cases of desmoplastic fibroma occurring in a 22-year-old male, scapular lesion and 34-year-old male, pubic lesion. Radiologically, the tumors were lucent and expansile lesions. Histologically, they contained slender spindle cells and various amounts of collagen fibers. Radical excision was done on both cases and no recurrence was reported. Because of its rarity, we report two cases of desmoplastic fibroma.