Even though coal gasification wastewater CGW treated by various biochemical treatment processes generally met the national discharge standard, its potential biotoxicity was still unknown. Therefore, in this study, bioassay with Tetrahymena thermophila T. thermophila was conducted to comprehensiv
Lijun Jin, Keming Han, Jianyou Wang, Haoquan Hu. Direct liquefaction behaviors of Bulianta coal and its macerals. Fuel Processing Technology 2014, 128, 232-237. DOI 10.1016j.fuproc.2014.07.033. Prakash K. Ramdoss, Arthur R. Tarrer. Kinetic model development for single-stage coal coprocessing with petroleum waste.
This article is cited by 111 publications. Yaoqiang Huo, Zihua Guo, Qing Li, Di Wu, Xiang Ding, Anlin liu, Dou Huang, Gaokun Qiu, Manman Wu, Zhijun Zhao, Hao Sun, Weihua Song, Xiang Li, Yingjun Chen, Tangchun Wu, Jianmin Chen. Chemical Fingerprinting of HULIS in Particulate Matters Emitted from Residential Coal and Biomass Combustion.
The soaring cost of oil has stimulated investors to pour their money into nationwide CTL projects. amp8217Many investors divide their big CTL projects into smaller ones, so that they can be approved by local governments eager to get tax revenues from the profitable projects,amp8217 says Han Jun, a coal analyst for the chemical industry website ...
Komposit abu terbangTiO 2 berhasil dibuat menggunakan TiO 2 P25, abu terbang dari PT Pupuk Kaltim, dan surfaktan kationik hexadecyltrimethylamonium bromide HTAB. Komposit dikarakterisasi Scanning Electron Microscopy-Energy Dispersive X-Ray Analysis SEM-EDX serta diuji coba untuk mendegradasi amonia dalam fotoreaktor. Perbandingan massa abu terbang dan TiO 2 yang optimum adalah 21 1 g ...
Jan 29, 2020 Coking vs. Steam Coking coal, also known as metallurgical coal, has low sulfur and phosphorus content and can withstand high heat.Coking coal is fed into ovens and subjected to oxygen-free pyrolysis, a process that heats the coal to approximately 1,100 degrees Celsius, melting it and driving off any volatile compounds and impurities to leave pure carbon.
Raw coal fly ash RCFA was used directly as adsorbent to treat coking wastewater. The results show that the RCFA can introduce COD 14, 4, and 11 mg L-1 at pH 1.0, 7.0, and 14.0, respectively into water due to the dissolution of reductive components from RCFA, this can be avoided by washing 6 times using distilled water. The concentration of leached metal elements in wastewater is lower ...
Aug 21, 2020 Metallurgical coal, also known as coking coal, is used to produce coke, the primary source of carbon used in steelmaking.Coal is a naturally occurring sedimentary rock formed over millions of years as plants and other organic materials are buried and subjected to geological forces.
including coal, natural gas and oil are contributed about 81 of worlds primary energy demand IEA, 2012. Coal is main fossil fuels generating electricity compared to natural gas and oil over the past decades. Electricity produced by coal is over 8200 terawatt hours TWh annually which is about 41.3 of the worlds power as show in ...
Energy consumption for CO 2 capture of the polygeneration process is 0.7 GJt-CO 2, which is a 40.6 reduction compared to that of the single coal-to-methanol process and a 22.2 reduction to that of coal-to-hydrogen for power generation process. Energy saving ratio of the polygeneration process is 16.5.
Yong Zou and Bu-Xing Han Group 111, Institute of Chemistry, The Chinese Academy of Sciences, P.O. Box 2709, Beijing 100080, P.R. China. Received 22 September 2000 revised form accepted 14 December 2000 ABSTRACTActivated carbons from Chinese coal and Chinese hydrolysis lignin have been prepared by chemical activation with potassium hydroxide.
Shanxi Haolunke Chemical Co., Ltd. is a wholly-owned subsidiary of Shanxi Sunlight Coking Group. Being located in Wangjialing Circular Economy Industrial Park, Hejin City, Shanxi Province, Haolunke is a high-tech enterprise mainly engaged in coal tar deep processing, carbon microsphere production, as well as the production of naphthalene series ...
Chemical processing - Chemical processing and the work of the chemical engineer - Water conditioning and environmental protection - Energy, fuels, air conditioning, and refrigeration - Coal chemicals - Fuel gases - Industrial gases - Industrial carbon - Ceramic industries - Portland cements, calcium, and magnesium compounds - Glass industries - Salt and miscellaneous sodium compounds
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Enhanced nitrogen removal from coal gasification wastewater by simultaneous nitrification and denitrification SND in an oxygen-limited aeration sequencing batch biofilm reactor ... Y Han, S Joshi, L Dai, D Cabric, S Addepalli, J Wen, JD Villasenor ... 2018 25th IEEE International Conference on Image Processing ICIP, 988-992, 2018. 2
The biggest coal deposit by volume is the Powder River Basin in Wyoming and Montana, which the USGS estimated to have 1.07 trillion short tons of in-place coal resources, 162 billion short tons of recoverable coal resources, and 25 billion short tons of economic coal resources also called reserves in
Jan 01, 2020 Development of renewable energy is essential to mitigating the fossil fuel shortage and climate change issues. Here, we propose to produce a new type of energy, bio-coal, via a fast pyrolysis coupled with atmospheric distillation process. The high heating values of the as-prepared bio-coals from the representative biomass are within 25.4 to 28.2 MJ kg1, which are comparable to that of the ...
To concentrate CO2 in combustion processes by efficient and energy-saving ways is a first and very important step for its sequestration. Chemical looping combustion CLC could easily achieve this goal. However, only limited references are available that use coal as the energy resource in a CLC process even though the development of CLC of solid fuels follows the trend of energy utilization.
K.N. Han, Rapid City, SD M.H. t.4ovs, Witwatersrand A. Woods, CambelWell, VIC. ... The atmospheric oxidation of coal by weathering or aging is a natural process that involves physical and chemical adsorption of oxygen on the surface of coal and the ... from coal itself during processing or added in the process, can drastically affect the flotation
Humic acid has been extensively used in the fields like industry, agriculture, medicine, environment protection, etc. As a kind of potential organic resources that being developed and utilized, humic acid is drawing more and more attention from the world. China is abundant in coal resource the lignite of China contains a lot of humic acid.
Sorting machines that can process up to 600 tons of coal per hour sort the washed coal according to size Approximately 1.33 - 1.38 tons of raw coal generally yields
Jakarta, CNBC Indonesia - PT Pertamina Persero dan PT Bukit Asam Tbk PTBA resmi menandatangani amandemen kerja sama dalam proyek gasifikasi batu bara DME Coal dengan perusahaan asal Amerika Serikat, Air Products amp Chemical Inc. Air Products.. Perjanjian ini sekaligus menjadi kesepakatan Processing Service Agreement atas proses gasifikasi batu bara untuk
Easier Grading process. Lower Ash Content. Green Coke is widely used as a raw material for the production of Calcined Coke as an alumina decomposition process, while it is also used for the application of fuel for cement plants, metal smelting, power
The cross section of the bed is 177 cm 2 and the coal processing capacity is 5 kgh. Coal combustion emissions SO 2 900 ppm CO 150 ppm CO 2 6. The limestone is mixed with the coal prior to injection into the reactor, directly in the combustion chamber, by a screw feeder system and auxiliary air.