• Title/Summary/Keyword: Recycling of Industrial waste

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Current Status for Resources Recycling in Korea (자원리싸이클링의 현황과 전망)

  • Oh Jae-Hyun;Kim Sung-Don;Kim Joon-Soo
    • Resources Recycling
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    • v.12 no.5
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    • pp.3-9
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    • 2003
  • In order to prospect current recycling status in Korea, legislative system and policies relating to recycling, wastes generation and recycling rate were reviewed. Approximately 260,400 ton/day of wastes was generated in 2001. 48,400 ton/day of household waste and 212,000 ton/day of industrial waste. During the last ten years, waste management laws such as waste disposal law, recycling law and environment friendly industry law were prepared. In this article, concerning over waste generation and recycling, recycling law, Extended Producer Responsibility System and the problems and technological developments associated with recycling were summarized.

Calculation and Analysis of Actual Recycling Rate and Final Disposal Rate of Industrial Waste by Material Flow Analysis (물질흐름분석을 통한 사업장폐기물의 실제적인 재활용률과 최종처분율의 산정 및 분석)

  • Oh, Gil-Jong;Cho, Yoon-A;Kim, Ji-Yeon;Kim, Ki-Heon
    • Journal of Korea Society of Waste Management
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    • v.35 no.8
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    • pp.785-798
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    • 2018
  • Since the Framework Act on Resource Circulation was enacted in 2018, the government should establish a National Resource Circulation Master Plan every 10 years, which defines mid- to long-term policy goals and directions on the efficient use of resources, prevention of waste generation and recycling of waste. In addition, we must set mid- to long-term and stepwise targets for the final disposal rate, recycling rate (based on sorted recyclable materials and recycled products), and energy recovery rate of wastes, and relevant measures should be taken to achieve these targets. However, the current industrial waste (IW) statistics have limitations in setting these targets because the final disposal rate and recycling rate are calculated as the ratio of the recycling facility input to the IW generation. In this study, the material flow from the collection stage to the final disposal of industrial waste was analyzed based on the generation of 2016, and the actual recycling amount, actual incineration amount, final disposal amount and their rates were calculated. The effect on the recycling, incineration and final disposal rates was examined by changing the treatment method of nonhazardous wastes from the factory and construction and demolition wastes, which were put in landfills in 2016. In addition, the variation of the waste treatment charge was investigated according to the change of treatment methods. The results of this study are expected to be effectively used to establish the National Resource Circulation Master Plan and industrial waste management policy in the future in South Korea.

Main Experiences on Recycling of Waste in South Korea

  • Jian, Gao
    • Asian Journal of Business Environment
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    • v.2 no.1
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    • pp.15-18
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    • 2012
  • South Korea has made remarkable achievements and gained many experiences on waste disposal and recycling, which help our country to develop cyclic economy and construct a harmonious society. This paper summarizes the policies, regulations and specific practices on waste disposal and recycling including industrial waste and household waste in South Korea so as to provide some references for the establishment of policies related to the waste recycling in our country.

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Current Status and Future Prospects for Resources Recycling in Korea (우리나라 자원(資源)리싸이클링의 현황(現況)과 과제(課題))

  • Jae-Hyun, Oh
    • Resources Recycling
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    • v.9 no.1
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    • pp.3-14
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    • 2000
  • In order to prospect current recycling status in Korea, wastes generation and recycling rate were reviewed. Approximately 188,600 ton/day of wastes was generated in 1998; 44,600 ton/day of domestic waste and 144,000 ton/day of industrial waste. During the last five years, waste management laws such as recycling law and environment friendly industry law were prepared. In this article, concerning over waste generation and recycling, the problems and technological developments associated with recycling were summarized.

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The Recycling of Waste Asphalt Concrete Mixfure Using a Movable Asphalt Recycling Machine (이동형 아스팔트 재생기를 이용한 페아스팔트 콘크리트 혼합물의 재활용)

  • 박승범;조청휘;김정환
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.1 no.2
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    • pp.75-83
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    • 2000
  • Recently, the quantities of waste asphalt concrete at construction sites have much increased greatly. but maintaining a filling-up and final disposal place is a difficult problem. Therefore, we are faced with a worsening environmental problem brought about present illegal measures. So, safety treatment and recycling of construction waste is a very important question in the Preservation of environmental and natural resources In this study we performed fundamental investigation to manufacture the base recycling asphalt mixture by movable asphalt recycling machine. It contained waste asphalt concrete and recycling agent and its quality was equal to virgin asphalt concrete.

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State and Prospects of Organic Waste Composting in Korea (유기성 폐기물의 자원화 가능성 및 퇴비 이용 전망 평가)

  • Shin, Hang-Sik;Hwang, Eung-Ju
    • Journal of the Korea Organic Resources Recycling Association
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    • v.6 no.2
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    • pp.7-30
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    • 1998
  • Generation and recycling potential of organic waste in Korea were estimated. Status of organic waste composting and compost utilization also were surveyed to promote the recycling of organic waste. From 1994 to 1997, generation of garbage decreased gradually while recycling rate increased due to positive governmental strategy. During the same period, livestock waste increased 11.2%. Municipal wastewater sludge was generated 3,500 ton/day which was 0.03% of wastewater treated in 1996. The energy Potential of industrial organic waste was estimated to 288 million TOE which was 1.75% of the nationwide first energy consumption in 1996. Recycling of industrial sludge was low to 31%, while recycling of animal waste, plant scraps, and wasted paper were relatively high over 50%. Industrial sludge should be recycled more as it was the most part of industrial organic waste. Conventional composting materials were mainly livestock waste, food processing waste, fishery waste, sawdust, and nightsoil. Garbage and sludge have been composted recently. 420,000 tons of compost in 1996 were produced by 288 makers, the most of which were utilized in agriculture. It was suggested that separated collection, compost standard, and quality management should be provided to promote the composting of organic waste.

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Development of Powder Utilization of Waste Rubber

  • Kim, Jin-Kuk;Lee, Sung-Hyo;Hwang, Sung-Hyuk
    • Proceedings of the IEEK Conference
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    • 2001.10a
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    • pp.220-224
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    • 2001
  • Waste tires are a significant problem with the increasing in number of automobiles. Therefore, many researches have been studied on this field. Recycling is the one of the popular method aspect to environmental and economical in the treatment methods of the waste tire, which loads that the reuse of scrap tire rubber has been a challenge in the past. However, it is not easy method to melt down and mold into new products because the in rubber is a cross-linked polymer. Most difficulty in recycling is the recycled product is not economic. Therefore, the goal of this study is to develop the high valuable products for reused waste tires. In this paper, we try to make an economic recycled technology using scrapped waste tires. This technology may applied for manufacturing the end products such as a rubber block and a ballast mat for high-speed train.

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Korea Recycling Policy for Inorganic Mineral Waste

  • Kim, Mi-Sung;Oh, Jae-Hyun;Ahn, Ji-Whan;Kim, Hwan
    • Proceedings of the IEEK Conference
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    • 2001.10a
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    • pp.685-690
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    • 2001
  • Along with the expansion of industrial activities, the quantity of industrial waste sludge is increasing, and the treatment/disposal of wastes is a social problem regarding the preservation of the environment. In particular, recycling the sludge as a raw material is actively required considering the situation of Korea, which is poor in natural resources and energy. Lime is a necessity for treatment of waste sludge, which often can be made recyclable by lime treatment. In this thesis, a brief description has been given of my views on the ordinary treatment of waste sludge and the effective use of inorganic industrial waste sludge focusing on lime.

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A fact-finding survey for the occurrence sort and a disposal way of industrial wastes in Young-nam area (영남권 사업장 폐기물의 발생종류 및 처리방법에 대한 실태조사)

  • 박용팔;이지희;홍원화
    • Proceeding of Spring/Autumn Annual Conference of KHA
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    • 2002.11a
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    • pp.179-182
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    • 2002
  • Today, augmentation of industrial wastes with industrial development demands diminution and recycling technical development for industrial wastes reduction. A statistical research of industry and constructional wastes as a request of the times can achieve the conservation of resource and the protection of environment. The ultimate object of the study is not only diminution and recycling of industrial wastes but also the degree of self-sufficiency in resource and the attainment of comfortable life environment, which can the accomplish the resource circulation system and make progress into the environmentally advanced country. The object of this investigation is industrial classification, a waste discharge quantity, a waste sort, waste disposal of industrial wastes in Yeung-nam area. The investigation of special quality in industrial wastes can be used to establish a wastes management policy and a disposition method .

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The Environmental Analyzing Method of Mixed Coal Ash in Ash Pond to Recycle as a Construction Material (건설재료로 재활용하는 회사장 혼합석탄재의 환경적 검토 방법)

  • Koh, Yong-Il
    • Journal of the Korean GEO-environmental Society
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    • v.13 no.12
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    • pp.75-79
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    • 2012
  • In the recycling of industrial waste unlike household waste, the legislation and the governmental systematic support, etc. were not also established due to an anxiety of hazard or harmfulness, etc. and a preconception. So the legislation and the system should be urgently established for the recycling of industrial waste. In this study, the environmental analyzing method of industrial waste-mixed coal ash in ash pond to recycle as a construction material is suggested by considering and analyzing test process and results about environmental impact factors of mixed coal ash. It is certified that there are not environmental problems in the recycling of mixed coal ash in ash pond as a construction material, according as its classification is general waste and each corresponding item of the leaching test result are satisfied with the 'environmental safety criteria' suggested in this study. And to build database, it is necessary to survey the environmental impact on surrounding areas with time after its recycling as a construction material.