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Article
Geobiological processes of the formation of lacustrine source rock in Paleogene
Gypsum-salt rocks and coccolith calcareous shale are widely deposited in the lower part of the Paleogene Shahejie Formation in the Dongying Sag, Shandong Province. The gypsum-salt rock is believed to be formed...
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Article
Relationship between heterogeneity of source rocks and genetic mechanism of abnormally high pressure
Based on the micro-fluorescence observation of polished sections of source rocks, two types of micro-layers with different wetting properties formed in thermal evolution, i.e., oil-wetting and water-wetting mi...
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Article
An analysis of the types and distribution characteristics of natural gas reservoirs in China
The natural gas reservoir beds of different areas in China can be divided into three kinds, clastic natural gas reservoir bed, carbonate natural gas reservoir bed and special natural gas reservoir bed. They ha...
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Article
Genesis of the low-permeability reservoir bed of upper Triassic Xujiahe Formation in **nchang gas field, western Sichuan Depression
The genesis of a reservoir is a result of the combined action of deposition, diagenesis, tectonic reworking, and interaction of rock and fluid and the evolutionary environment. We discuss the genetic and evolu...