Results 101 to 110 of about 30,400 (205)

Geological features and exploration fields of tight oil in the Cenozoic of western Qaidam Basin, NW China

open access: yesPetroleum Exploration and Development, 2017
Using a large amount of drilling and experimental analysis data, this paper evaluates four potential fields of tight oil exploration in western Qaidam Basin from comprehensive analysis of geological conditions such as sedimentary environments, source ...
Zhanguo LIU   +8 more
doaj   +1 more source

Baseline groundwater chemistry : the Sherwood Sandstone of Devon and Somerset [PDF]

open access: yes, 2012
This report describes the regional geochemistry of groundwater from the Sherwood Sandstone aquifer of Devon and Somerset. In order to assess the likely natural baseline chemistry of the groundwater in the area, information has been gathered from the ...
Bearcock, J.M., Smedley, P.L.
core  

Pore structure of tight sandstones with differing permeability: The He 8 Member of the Middle Permian Lower Shihezi Formation, Gaoqiao area, Ordos Basin

open access: yesEnergy Science & Engineering
Tight sandstone has strong pore heterogeneity and complex pore structure, and the pore structure of tight sandstone varies with different permeability.
Dayou Chen   +6 more
doaj   +1 more source

Understanding Ohio Soils [PDF]

open access: yes
PDF pages ...
Bone, Samuel, Morse, H. H.
core  

The stress sensitivity of permeability in tight oil reservoirs

open access: yesEnergy Exploration & Exploitation, 2019
In the development of tight reservoirs, the permeability of the rock possesses strong stress sensitivity with the dynamic change of formation pressure and effective stress.
Huan Wang   +7 more
doaj   +1 more source

Insights into the Co-Exploration Potential of Gas in the Shale and Tight Sandstone of the Lower Silurian Formation in the Gongtan Syncline Area in Southeastern Sichuan Basin, SW China

open access: yesEnergies
This work aims to explore the Lower Silurian shale gas and tight sandstone gas accumulation conditions in the Gongtan Syncline, southeastern Sichuan Basin.
Shengxiu Wang   +8 more
doaj   +1 more source

The Bolton Dome Fundraiser Film Thesis [PDF]

open access: yes, 2018
The sport of rock climbing has evolved drastically since its conception, nearly 150 years ago. Recently, climbing has experienced a surge in popularity and has begun to leave noticeable impacts on fragile cliffside ecosystems.
query, fraser
core   +1 more source

Geological evaluation and applications of ERTS-1 imagery over Georgia [PDF]

open access: yes
ERTS-1 70mm and 9 x 9 film negatives are being used by conventional and color enhancement methods as a tool for geologic investigation. Geologic mapping and mineral exploration by conventional methods is very difficult in Georgia.
Jones, R. C., Pickering, S. M.
core   +1 more source

Some unusual natural areas in Illinois [PDF]

open access: yes, 1977
Bibliography: p.
Evers, Robert August, Page, Lawrence M.
core  

Liberty Street School: Reuse and Rehabilitation Feasibility Report [PDF]

open access: yes, 2012
It is recommended that the iron fire escapes on the east and west elevations be removed because they do not meet current fire codes as a proper means of egress from the building.
Deitz, Eric   +3 more
core   +1 more source

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