Fireflooding front edge discrimination method for glutenite heavy oil reservoir
The invention provides a fireflooding front edge discrimination method for a glutenite heavy oil reservoir, and the method comprises the following steps: observing core colors of different well sections of a coring well so as to judge whether a rock is burned or not and judge the temperature of a fi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a fireflooding front edge discrimination method for a glutenite heavy oil reservoir, and the method comprises the following steps: observing core colors of different well sections of a coring well so as to judge whether a rock is burned or not and judge the temperature of a fireflooding front edge; analyzing mineral components of the coring well, and judging whether the reservoir is located at the fireflooding front edge position or not according to the change condition of the content of the mineral components; judging whether the reservoir is located at the fireflood front edge position or not according to the oily characteristics in the reservoir; carrying out total hydrocarbon chromatographic analysis on the rock sample of each single layer of the coring well, comparing chromatographic characteristics in a total hydrocarbon chromatogram of each sample, and determining whether each single layer and different parts of each single layer are fireflooding front edge positions or not accor |
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