Abstract The unconformity of Huaiyuan Movement is a new exploration direction of
Cambrian in Ordos Basin. The weathering crust karst reservoir developed at the top of the …

Starting development from Tumuxiuke formation to the end of Lianglitag No. 4 member
deposition of the Upper Ordovician in slope of northern Tazhong area, the paleo-karst …

In order to study the development characteristics of paleokarst in the Middle-Lower
Ordovician in the Tahe oilfield, by restoring the paleogeomorphology and the paleo-water …

Abstract The Lower Paleozoic gas reservoirs in central Sulige gas field are mainly
accumulated in Ordovician ancient weathering crust karst carbonate reservoirs, and they are …

Based on newly drilled well data in the Gaoshiti area in the central Sichuan Basin, profile
data of more than 150 field outcrops of the regional geological survey, and stratigraphic …

Abstract The Tarim Basin is the largest petroliferous basin in northwestern China and
contains the Tahe oilfield, the highest hydrocarbon enrichment in the entire basin …

In order to understand the mechanism that the karstification during the Episode Ⅱof the
Middle Caledonian movement controlled the development of karst caves in the Upper …

The distribution characteristics of palaeogeomorphology are the mainly influencing factors of
natural gas enrichment, so palaeogeomorphological restoration is of crucial importance to …

Ordovician karst reservoirs of Ordos Basin experienced several superpositions. According to
evolutionary periods of paleokarst, three maps are drawn: Ordovician stratum thickness …

Based on a large number of drilling, logging, seismic and production data, the differential
structures of karst zone and hydrocarbon distribution in different paleogeomorphic units of …