The coal-bearing strata of the Upper Paleozoic(from the Taiyuan Formation to the lower member of the Shanxi Formation) are the most important units that have hi
Chunguang oilfield is a new focus of the exploration in Junnggar Basin with the heavy crude oil distributing in Jurassic, Cretaceous and Tertiary strata. Based
To maintain gas hydrate stability, low-temperature drilling fluids and high drilling speeds should be used while drilling in gas hydrate-bearing sediments. The