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NETLA detailed study is reported on the relaxation behavior pertinent to the /sup 13/C NMR analysis of a Colorado kerogen concentrate, using cross polarization (CP) and magic-angle...
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Dataset Size: 1.177 MB
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NETLThe hot water processing of Utah tar sand involves two important steps in the process sequence, phase disengagement (digestion) and phase separation (flotation). Inasmuch as...
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Dataset Size: 2.498 MB
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NETLTriaxial compression tests and ultrasonic velocity measurements were made on two oil shale rocks of differing kerogen content (20 gal/ton and 40 gal/ton). Triaxial compression...
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Dataset Size: 8.296 MB
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NETLNMR and ESR have proven to be very useful methods for studying various properties of fossil fuels. Although most studies have been applied to coals, in recent years an...
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Dataset Size: 1.954 MB
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NETLIn this article the authors wish to introduce the concepts of cross polarization and magic angle spinning NMR. A major aim is to provide a somewhat pictorial and descriptive...
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Dataset Size: 1.657 MB
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NETLThe application of NMR techniques to the study of solid fossil fuels has been reviewed. Emphasis has been placed on applications of the solid state NMR techniques of cross...
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Dataset Size: 4.308 MB
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NETLThis paper reviews some methods of analysis of oil shales that are currently used by the Laramie Energy Technology Center, and describes new developments in magnetic resonance...
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Dataset Size: 2.204 MB
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NETLNMR derived correlations for oil shale resource evaluation and processing are discussed. The basis NMR measurements employed are the cross polarization, magic angle spinning 13...
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Dataset Size: 2.416 MB
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NETLThis paper reviews some methods of analysis of oil shales that are currently used by the Laramie Energy Technology Center, and describes new developments in magnetic resonance...
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Dataset Size: 1.745 MB
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NETL"The interactions of the chemical, thermal, and mechanical processes occurring during the retorting of oil shale are quite complex . Particularly in the case of modified in-situ...
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Dataset Size: 592.109 KB
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NETLThis paper presents a fiber optic rotary encoder-based pressure sensor for downhole applications. The rotary encoder, which is composed of an encoding pad and an all-glass...
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Dataset Size: 0 bytes
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NETLMolecular weight determinations have been performed (using low-angle laser light scattering photometry) on derivatives of a series of humic acid macromolecules derived from...
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