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Alessandra Palella, Katia Barbera, Francesco Arena and Lorenzo Spadaro
Transition metal sulfide catalysts are actually the most performing catalytic materials in crude oil hydrotreating (HDT), for energetic purposes. However, these systems suffer from several drawbacks that limit their exploitation. Aiming to meet the even ...
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Nita Aryanti, Tutuk Djoko Kusworo, Wiharyanto Oktiawan, Dyah Hesti Wardhani
Pág. 438 - 447
Oil exploration waste, also called produced water, contains hazardous pollutants, such as benzene; benzene, toluene, and xylene (BTX); naphthalene, phenanthrene, and dibenzothiophene (NDP); polyaromatic hydrocarbons (PAHs); and phenol. Produced water is ...
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Di Zhou, Xide Liu and Chuangqi Chen
More economical and effective technology is being developedin the wastewater treatment process to deal with the products of phenylhydrazine hydrochloride (PHH). Fixed ammonium in the effluent is converted to free ammonia by utilizing the neutralization r...
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Ho Young Kim and Nag Jung Choi
This paper presents the combustion and emissions characteristics including volatile organic compound (VOC) of a common rail direct injection diesel engine fueled with palm oil biodiesel blends contained 0%, 10%, 30%, and 100% (by volume) biodiesel at low...
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Eric Sanchez Lopez, Temidayo Oluyomi Elufisan, Patricia Bustos, Claudia Paola Mendoza Charles, Alberto Mendoza-Herrera and Xianwu Guo
Sphingobium yanoikuyae S72 was isolated from the rhizosphere of sorghum plant in Mexico and we evaluated its survival and role in the degradation of some selected monoaromatic hydrocarbons and polycyclic aromatic hydrocarbons (PAHs) using minimal medium ...
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Waleed Saeed, Orfan Shouakar-Stash, Jim Barker, Neil Thomson and Rick McGregor
In this study, batch experiments were carried out to investigate the effectiveness of persulfate (PS) as an oxidant agent to remediate benzene, toluene, ethylbenzene, and xylenes (BTEX) in saline environments and at high water temperatures (30 °C). This ...
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Efdal Yalçin,Lokman Hakan Tecer,Sema Yurdakul,Gürdal Tuncel
Pág. 269 - 284
The assessment of volatile organic compounds (VOCs) has become an important field of interest in atmospheric pollution. This study quantifies and characterizes the ambient levels and spatial distribution of VOCs in urban and rural areas of Balikesir city...
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Santino Orecchio, Michele Fiore, Salvatore Barreca and Gabriele Vara
The objective of present study was to identify volatile organic compounds (VOCs) emitted from several sources (fuels, traffic, landfills, coffee roasting, a street-food laboratory, building work, indoor use of incense and candles, a dental laboratory, et...
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Wen-Hsi Cheng and Chung-Shin Yuan
A micro needle trap sampler (NTS) was carried by a mini quadrotor drone (Mavic Pro, DJI) to collect volatile organic compounds (VOCs) from industries. The NTS was fabricated using a 7 cm long, 22-gauge stainless steel needle by packing powdered divinylbe...
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Eka Nur'azmi Yunira, Ani Suryani, Dadang Dadang, Silvester Tursiloadi
Pág. 85 - 91
Size reduction of pesticide formulation can improve its performance to pest and disease control in plant. Size reduction methods were high speed agitation, ultrasonic emulsification, high pressure homogenization, microfluidic and membrane emulsific...
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Eka Nur'azmi Yunira, Ani Suryani, Dadang Dadang, Silvester Tursiloadi
Pág. 85 - 91
Size reduction of pesticide formulation can improve its performance to pest and disease control in plant. Size reduction methods were high speed agitation, ultrasonic emulsification, high pressure homogenization, microfluidic and membrane emulsific...
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Jamal Stas, Hala Alsawaf
Pág. 130 - 135
The extraction of HCl from aqueous solutions using two types of long-chain tertiary amines tri-n- dodecylamine/ kerosene and tri-n-octylamine/ kerosene in the presence of octanol-1 or tributyl phosphate as modifier has been studied. The effect of mixing ...
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Jonathan B. Thacker, Doug D. Carlton, Jr., Zacariah L. Hildenbrand, Akinde F. Kadjo and Kevin A. Schug
Trillions of liters of wastewater from oil and gas extraction are generated annually in the US. The contribution from unconventional drilling operations (UDO), such as hydraulic fracturing, to this volume will likely continue to increase in the foreseeab...
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Stef Depuydt, Lucy Traub, Gilles Van Eygen, Santosh Kumar, Georg Held and Bart Van der Bruggen
In this work, homogeneous, thin-film proton exchange membranes (PEMs) with superior proton conductivities and high methanol rejection were fabricated via a facile synthesis procedure. Sulfonated polyether ether ketone (sPEEK) was crosslinked via a Friede...
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Albertus Wijanarko, Muslikhin Hidayat and Sutijan Sutijan
The naphtha cracking process is the most commonly used technology for the production of ethylene, propylene, mixed C4s (including 1,3-butadiene and other C4 components), and pygas (pyrolysis gasoline, a mixture of benzene, toluene, and xylene), all of wh...
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Guangteng Bai, Juyang Fu, Qian Zhou and Xiangliang Pan
Tire wear particles (TWPs), as a type of thermosetting microplastic (MP), accumulate in aquatic environments due to their wide application in road traffic globally. The increase in temperature because of friction heat may cause aging of tire materials, i...
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Júlio César Oliveira da Silva, Aline Maria Sales Solano, Inalmar D. Barbosa Segundo, Elisama Vieira dos Santos, Carlos A. Martínez-Huitle and Djalma Ribeiro da Silva
Oil leakage occurs at fuel service stations due to improper storage, which pollutes soil and, subsequently, can reach the groundwater. Many compounds of petroleum-derived fuels pose hazards to aquatic systems, and so must be treated to guarantee clean an...
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Vasilios Liolios, Dimitrios Kanelis, Chrysoula Tananaki and Maria-Anna Rodopoulou
American Foulbrood (AFB) is a major endemic disease affecting the bee brood and the absence of chemical therapeutic treatments leads beekeepers to develop alternative management plans, based mainly on the prevention and accurate diagnosis of symptoms. On...
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Jin-Ryul Hu, Chul-Jong Jung, Seong-Min Ku, Dae-Hwa Jung, Sae-Kwang Ku, Md. Mohibbullah, Hae-Jeung Lee and Jae-Suk Choi
In this paper, we hypothesized that ShashamKyeongok-go (SKOG) is a mixed preparation of Adenophorae Radix powder (AR) and Kyeongok-go (KOG). SKOG may be served as a novel preventive and/or therapeutic agent for various respiratory diseases. SKOG were ora...
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Jae-In Lee, Eun-Ji Cho, Fritz Ndumbe Lyonga, Chang-Hee Lee, Sue-Yun Hwang, Dock-Hwan Kim, Chang-Gu Lee and Seong-Jik Park
A mechanized thermo-chemical treatment system was developed to treat the undecomposed carcass and remediate livestock burial sites. Animal carcasses were thus processed via crushing, mixing, and treatment with quicklime treatment, heat treatment (200?500...
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