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NETLThe acids in ten high-boiling crude oil distillates were characterized. Four major acidic compound types were found in all of the distillates--carboxylic acids, phenols,...
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Dataset Size: 1.113 MB
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Gathering Resources...NETLSix fractions of the Cerro Negro heavy petroleum crude have been evaluated using nuclear magnetic resonance spectroscopy (NMR) and gas chromatography/mass spectrometry (GC/MS)....-
Dataset Size: 3.594 MB
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Gathering Resources...NETLA chromatographic-infrared method has been used for the separation and characterization of acid compound types in shale oil high-boiling distillates. Acid compound concentrates...-
Dataset Size: 2.701 MB
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Gathering Resources...NETLA method for the qualitative and quantitative determination of ketones, dicarboxylic anhydrides, carboxylic acids, and 2-quinolone types in asphalts is presented. The technique...-
Dataset Size: 1.277 MB
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Gathering Resources...NETLA method was developed for identifying and determining benzo[a]pyrene in a filtered retort water sample from an in situ oil shale process by employing liquid-liquid extraction,...-
Dataset Size: 4.773 MB
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Gathering Resources...NETLThe compound gamma-valerolactone has been identified in an acid fraction isolated from waste water collected from an in situ oil shale retort. Infrared, nuclear magnetic...-
Dataset Size: 1.201 MB
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Gathering Resources...NETLThis report presents the results of work on DOE Contract AC21-86MC23057, ''Novel Concept Development of Internal Recirculation Catalysts for Mild Gasification.''The objective of...-
Dataset Size: 0 bytes
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Gathering Resources...NETLA mathematical analysis is given for two methods of fine structure recovery from ionization efficiency curves obtained from electron impact mass spectrometry. The electron...-
Dataset Size: 2.227 MB
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Gathering Resources...NETLA set of equations applicable to NMR data were derived for calculating the total mole percent of paraffins and aromatics as well as the mole percent of mono- and diaromatics on...-
Dataset Size: 2.764 MB
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Gathering Resources...NETLTo fully characterize a coal conversion stream, it is necessary to identify both the composition of the stream and chemical processes responsible for the production of the...-
Dataset Size: 0 bytes
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Gathering Resources...NETLA method has been developed to compute matrix connections for unweighted oil samples from the combined results of two separate energy-dispersive X-ray fluorescence spectra from...-
Dataset Size: 2.835 MB
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Gathering Resources...NETLA method was developed for identifying and determining benzopyrene in a filtered retort water sample from an in situ oil shale process by employing liquid-liquid extraction,...-
Dataset Size: 8.465 MB
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Gathering Resources...NETLA high performance liquid chromatography method has been developed for the separation of olefin, saturate, and aromatic hydrocarbons found in high-boiling distillates and...-
Dataset Size: 1.323 MB
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Gathering Resources...NETLMass spectrometer analysis have been found to be a valuable adjunct to the Dumas micromethod for nitrogen determination. While continued use of the mass spectrometer for...-
Dataset Size: 843.348 KB
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Gathering Resources...NETL"A sampling and analysis research program was conducted at the Paraho oil shale retorting demonstration site at Anvil Points, Colorado. The work was carried out by TRW and the...-
Dataset Size: 8.541 MB
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Gathering Resources...NETLAttempts to determine nitrogen in shale oil or its fractions by the Dumas micromethod generally resulted in high and variable results. The mass spectrometer was used to analyze...-
Dataset Size: 329.569 KB
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Gathering Resources...NETL"Shale oil, produced at Rifle, Colorado, by the Bureau of Mines through NTU retorting of oil shale, has been examined by a combination of the following techniques: distillation,...-
Dataset Size: 3.592 MB
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Gathering Resources...NETL"A combination of inverse gas-liquid chromatography (IGLC) and time-of-flight mass spectroscopy was shown to be effective in demonstrating changes in asphalts resulting from...-
Dataset Size: 1.833 MB
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Gathering Resources...NETLHydrophilic organic solutes in oil shale retort waters are potential indicators of aqueous contaminants emanating from retorting operations. Monitoring these contaminants has...-
Dataset Size: 2.828 MB
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Gathering Resources...NETLIn September of this year development plans of the commercial production of oil shale by in-situ retorting were approved by the U.S. Department of the Interior. The anticipated...-
Dataset Size: 1.748 MB
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