نتایج جستجو برای: especially crude oils

تعداد نتایج: 453404  

2013
A. S. Stoporev A. Yu. Manakov

In this work we investigated the behavior of methane hydrates dispersed in crude oils from different fields at temperatures below 0°C. In case of crude oil emulsion the size of water droplets is in the range of 50÷100μm. The size of hydrate particles formed from droplets is the same. The self-preservation is not expected in this field. However, the self-preservation of hydrates with the size of...

2007
T. L. Mounts

Soybeans produced by induced mutation breeding and hybridization were cracked, flaked and hexane-extracted, and the recovered crude oils were processed to finished edible oils by laboratory simulations of commercial oil-processing procedures. Three lines yielded oils containing 1.7, 1.9 and 2.5% linolenic acid. These low-linolenic acid oils were evaluated along with oil extracted from the culti...

2015
V. N ARIHARAN NAGENDRA PRASAD

The increasing consumption of energy with the depletion of crude oil reserves urges the usage of alternative fuel. Since there is an existing demand for edible vegetable oils, waste vegetable oils and non-edible crude vegetable oils are preferred as potential low priced biodiesel sources. In this present work the utilization of a commonlyavailable bioenergy crop in the Western Ghats region,Crot...

Journal: :Energies 2023

Glycerine (glycerol) is a polyol consisting of three carbon atoms bonded to hydroxyl groups. It by-product the transesterification triglycerides, such as animal fats, vegetable oils, or used cooking oils during biodiesel production process. Crude glycerine subject purification processes resulting in distilled containing at least 99.5% glycerol. Currently, produced high-quality food, pharmaceuti...

2017
Yongchao Hou Ying Li Bingxin Liu Yu Liu Tong Wang

The routine surveillance of oil spills in major ports is important. However, existing techniques and sensors are unable to trace oil and micron-thin oil films on the surface of seawater. Therefore, we designed and studied a coastal-mounted sensor, using ultraviolet-induced fluorescence and fluorescence-filter systems (FFSs), to monitor oil spills and overcome the disadvantages of traditional su...

2013
Thomas J Bruno Samuel Allen

One can take advantage of the striking similarity of ignitable liquid vaporization (or weathering) patterns and the separation observed during distillation to predict the composition of residual compounds in fire debris. This is done with the advanced distillation curve (ADC) metrology, which separates a complex fluid by distillation into fractions that are sampled, and for which thermodynamica...

Journal: :Chemistry and Chemical Technology 2023

The current problem of the production and processing heavy high-viscosity oils in Ukraine world has been considered. It established that main reserves crude are located South North America, Middle East, as well eastern regions. An analysis various classifications oils, which used both world, was carried out. extraction methods were considered, particular, quarry, mine, methods. overview technol...

1999
P. DYSSELER

A description is given of the development by collaborative study of a standardised method for the determination of cadmium in crude and refined oils and fats by graphite furnace atomic absorption spectrometry. The procedure is rapid and sensitive allowing determination at levels of 1–10 mg/kg

2016
Li Wang Shuangning Xiu Abolghasem Shahbazi

The thermal analysis and kinetics of bio-oils derived from swine manure/ crude glycerol co-liquefaction were studied by thermogravimetric analysis (TGA) in the air. It was found that the combustion processes of bio-oils can be divided into three stages, with most of the materials decomposing between 330 and 370°C. In kinetic calculations, oxidation of the bio-oils was determined using the Coats...

2014
Sang-Yeop Lee Seon Hee Kim Dong-Gi Lee Seyeon Shin Sung Ho Yun Chi-Won Choi Young-Ho Chung Jong Soon Choi Hyung-Yeel Kahng Seung Il Kim

Pseudomonas taeanensis MS-3(T), isolated from a crude oil-contaminated seashore in South Korea, is capable of degrading petroleum oils, such as gasoline, diesel, and kerosene. Here, we report the draft genome sequence of this strain, which consists of 5,477,045 bp, with a G+C content of 60.72%.

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