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1461
Investigation on Nonuniform Extension of Hydraulic Fracture in Shale Gas Formation
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1462
Bacterial diversity determination using culture-dependent and culture-independent methods
Published 2017-04-01Get full text
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1463
Aspilia africana (Pers.) C.D. Adams and Manihot esculenta Crantz Exhibit Antibacterial Activity against Resistant Salmonella typhi Strains
Published 2024-01-01“…The leaves of the plants were extracted using distilled water (hot (AQH) and cold (AQC)), methanol (MET), ethyl acetate, and petroleum ether. The extracts were screened in vitro for anti-Salmonella effects against fourteen S. typhi isolates (five multidrug-resistant (MDRST), five ciprofloxacin-resistant (CRST), three nalidixic acid-resistant (NARST), and one sensitive isolate (SS)) using agar well diffusion and microbroth dilution methods. …”
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1464
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1465
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1466
In Vitro Anthelmintic Activity of Ethanol Stem Bark Extract of Albizia ferruginea (Guill. & Perr.) Benth
Published 2021-01-01“…The methanol fraction at 0.5 mg/mL caused paralysis after 69.90±0.15 min and death of worm after 92.53±0.74 min of exposure. The petroleum ether and ethyl acetate fractions showed relatively low anthelmintic activity. …”
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1467
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1468
Comparative Bioremediation of Crude Oil-Amended Tropical Soil Microcosms by Natural Attenuation, Bioaugmentation, or Bioenrichment
Published 2011-01-01“…During this period, we monitored total petroleum hydrocarbons (TPHs) and n-alkanes degradation and changes in bacterial communities. …”
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1469
Effect of Used Motor Oil and Bitumen as Additive on the Permeability and Mechanical Properties of Low Plastic Soil
Published 2020-01-01“…The native low plastic soil sample (CL) was blended with varying percentages of petroleum additives (bitumen and used motor oil) independently at 0%, 4%, 8%, 12%, 16%, and 20%. …”
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1470
A practical approach to building a calcareous nannofossil knowledge graph
Published 2025-01-01Get full text
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1471
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1472
Analysis of pressure-maintaining coring process in deep coal seams and gas content determination methods
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1473
Occurrence and Origin of H2S from Volcanic Reservoirs in Niudong Area of the Santanghu Basin, NW China
Published 2019-01-01“…H2S was mostly dissolved in the formation water along with petroleum production in the study area. The δ34S values of on-well H2S samples varied in a range of 9.2‰ to 20.5‰, probably indicating thermochemical sulfate reduction (TSR) and/or thermal decomposition of organic sulfur-bearing compounds (TDS) as the genetic process for H2S. …”
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1474
Effects of Uniform Injection and Suction on the Flow of a Rivlin-Ericksen Fluid of Grade Three through Porous Parallel Plates: A Semi-Analytical Study
Published 2025-05-01“…Rivlin-Eriksen fluid (also known as third-grade fluids) is an important class of non-Newtonian fluids that is applied for modeling crude and slurry material in a liquid state, molten lava, blood flow, petroleum etc. Considering this, the flow of a Rivlin-Ericksen fluid of grade three through large porous parallel plates with bottom injection and top suction (same velocity of suction and injection) is analyzed in the present study. …”
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1475
Comparison of CaO-NPs and Chicken Eggshell-Derived CaO in the Production of Biodiesel from Schinziophyton rautanenii (Mongongo) Nut Oil
Published 2021-01-01“…This has resulted in depletion and ever-rising prices of petroleum diesel, thus increasing environmental degradation. …”
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1476
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1477
New Plastitar Record for the Mediterranean Sea: Characterization of Plastics and Tar from the Salento Peninsula (Ionian Sea)
Published 2024-12-01“…The overproduction and mismanagement of petroleum derivatives, such as tar and plastics, have resulted in a significant correlation between these two pollutants. …”
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1478
Green synthesis of silver and gold nanoparticles using quercetin extracted from Arctium lappa by HPLC, Characterization and Estimation of antioxidant activity
Published 2025-01-01“…Quercetin was extracted using the Soxhlet method with petroleum ether, chloroform, and methanol. Quercetin was purified using hydrolysis and crystallization before being characterized using HPLC, UV–Vis, FTIR, and NMR methods. …”
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1479
Investigation of Herb-Drug Interactions between Xylopia aethiopica, Its Principal Constituent Xylopic Acid, and Antidepressants
Published 2024-01-01“…XA was isolated by cold macerating dried fruits of Xylopia aethiopica in petroleum ether, crystallising impure XA with ethyl acetate, and purifying XA crystals with 96% ethanol. …”
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1480
Pressure-driven polymeric membrane performance prediction, new membrane dimensionless number, and considerations for effective membrane design, selection, testing, and operation
Published 2025-02-01“…The demand for polymeric membranes in industries such as fine chemicals, petroleum, and pharmaceuticals underscores the need to optimize organic separation systems. …”
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