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The role of gas chromatography in compositional analyses in the petroleum industry
J Beens, A Udo - TrAC Trends in Analytical Chemistry, 2000 - Elsevier
Because of the complex character of petroleum fractions and products, gas chromatography
has played an important role as an analytical technique in this area since its introduction …
has played an important role as an analytical technique in this area since its introduction …
[SÁCH][B] Composition and analysis of heavy petroleum fractions
KH Altgelt - 1993 - books.google.com
Provides insights into the composition of petroleum, especially its heavy ends, and presents
a review of modern methods for the analysis of heavy petroleum fractions, which are viewed …
a review of modern methods for the analysis of heavy petroleum fractions, which are viewed …
Analytical methods for characterizing high-mass complex polydisperse hydrocarbon mixtures: an overview
AA Herod, KD Bartle, TJ Morgan, R Kandiyoti - Chemical reviews, 2012 - ACS Publications
This review addresses issues involved in attempting to define the complete molecular mass
ranges of polydispersed hydrocarbon mixtures, such as those found in products from the …
ranges of polydispersed hydrocarbon mixtures, such as those found in products from the …
[SÁCH][B] Applications of dense gases to extraction and refining
E Stahl, KW Quirin, D Gerard, E Stahl, KW Quirin… - 1988 - Springer
Schultz and Randall published in 1970 the results of qualitative investigations into the
extractability of lipophilic natural substances with liquid carbon dioxide [1]. They described …
extractability of lipophilic natural substances with liquid carbon dioxide [1]. They described …
Pyrolysis of hazelnut shells in a fixed-bed tubular reactor: yields and structural analysis of bio-oil
AE Pütün, A Özcan, E Pütün - Journal of Analytical and Applied Pyrolysis, 1999 - Elsevier
Fixed-bed pyrolysis experiments have been conducted on a sample of hazelnut shells to
determine the possibility of being a potential source of renewable fuels and chemical …
determine the possibility of being a potential source of renewable fuels and chemical …
Coal pyrolysis
GR Gavalas - 1982 - osti.gov
During the last decade, developments of both experimental and theoretical nature have
advanced our knowledge of coal pyrolysis to a degree that justifies a systematic exposition …
advanced our knowledge of coal pyrolysis to a degree that justifies a systematic exposition …
Structural comparison of petroleum fractions using proton and 13C nmr spectroscopy
EM Dickinson - Fuel, 1980 - Elsevier
Several petroleum-derived materials have been structurally characterized in terms of their
hypothetical averae moleule using a combination of 1H and 13C nmr spectroscopy. Steps …
hypothetical averae moleule using a combination of 1H and 13C nmr spectroscopy. Steps …
Comparison of Coal-Derived and Petroleum Asphaltenes by 13C Nuclear Magnetic Resonance, DEPT, and XRS
AB Andrews, JC Edwards, AE Pomerantz… - Energy & …, 2011 - ACS Publications
The molecular architecture of asphaltenes is still a matter of debate. Some literature reports
provide evidence that the contrast of petroleum asphaltenes versus coal-derived …
provide evidence that the contrast of petroleum asphaltenes versus coal-derived …
Fast pyrolysis of linseed: product yields and compositions
C Acıkgoz, O Onay, OM Kockar - Journal of analytical and applied pyrolysis, 2004 - Elsevier
Fixed-bed fast pyrolysis experiments have been conducted on a sample of linseed (Linum
usitatissimum L.) to determine particularly the effect of pyrolysis temperature, heating rate …
usitatissimum L.) to determine particularly the effect of pyrolysis temperature, heating rate …
Applications of nuclear magnetic resonance spectroscopy to the study of the structure of soil organic matter
MA Wilson - Journal of Soil Science, 1981 - Wiley Online Library
Recent developments in the application of nuclear magnetic resonance (nmr) spectroscopy
to soil science are reviewed. Progress in 1H, 13C and CP‐13C nmr spectroscopy of humic …
to soil science are reviewed. Progress in 1H, 13C and CP‐13C nmr spectroscopy of humic …