The Da'anzhai reservoir in the Gongshanmiao oil field belongs to tight oil type, and its
physical properties are extremely tight with porosity less than 2% and permeability below …

Based on observation of cores and casting thin sections, reservoir fluorescence,
hydrocarbon geochemical characteristics and oil production test data, the factors controlling …

By systematically analyzing the basic geological characteristics of tight oil in Jurassic
Da'anzhai Member in the middle of Sichuan Basin (Central Sichuan area) and combining …

Abstract The Jurassic Da'anzhai Formation in the Sichuan Basin is a typical layer
characterized by the development of tight oil. Exploration results reveal that the Daanzhai …

By comprehensively analyzing oil-bearing and non-oil-bearing tight sandstone reservoir
properties, pore structure characteristics and contact between source rock and reservoir …

The Daqing exploration area in the northern Songliao Basin has great potential for
unconventional oil and gas resources, among which the total resources of tight oil alone …

Based on the geochemical, seismic, logging and drilling data, the Fuyu reservoirs of the
Lower Cretaceous Quantou Formation in northern Songliao Basin are systematically studied …

Well Ping'an 1, located at the paleo central sag in northeastern Sichuan Basin, achieved a
high shale oil production of 100 tons from Lianggaoshan Formation, indicating a major …

Abstract The Chagan Sag is an important hydrocarbon exploration area in the Yingen-
Ejinaqi Basin. Oil has been discovered in multiple formations including the Bayingebi …

In recent years, PetroChina Southwest Oil & Gas Field Company has successfully applied
the horizontal well volume fracturing technology in tight sandstone reservoir in the 1 st …