Results 11 to 20 of about 361,980 (305)

Research and test for shut-in after fracturing of volume fracturing technology in Sulige low pressure tight gas

open access: yesNatural Gas Industry B, 2022
Shut-in after fracturing has become an important supporting technology for volume fracturing in unconventional oil and gas wells, which is helpful for gas and water imbibition replacement to increase single well production.
Zhang Yanming   +5 more
doaj   +1 more source

Gas separation membrane [PDF]

open access: yes, 2017
A method of fabricating a gas separation membrane includes providing a coextruded multilayer film that includes a first polymer layer formed of a first polymer material and a second polymer layer formed of a second polymer material, the first polymer ...
Armstrong, Shannon   +4 more
core   +1 more source

Gas separation properties of a thermally stable and chemically resistant polytriazole membrane [PDF]

open access: yes, 1989
The polymer poly (1,3-phenyl-1,4-phenyl)-4-phenyl-1,3,4-triazole has been investigated for its gas separation properties. This thermally stable and chemically resistant polymer can be processed into membranes by the phase-inversion technique because of ...
Gebben, B.   +2 more
core   +7 more sources

Recovery and treatment of fracturing flowback fluids in the Sulige Gasfield, Ordos Basin

open access: yesNatural Gas Industry B, 2015
Centralized and group well deployment and factory-like fracturing techniques are adopted for low-permeability tight sandstone reservoirs in the Sulige Gasfield, Ordos Basin, so as to realize its efficient and economic development.
Mingfang He   +7 more
doaj   +1 more source

Mineral compositions and microstructural characteristics of the tight sandstone reservoir in the Sulige area and their potential influence on hydraulic fracturing

open access: yesShuiwen dizhi gongcheng dizhi, 2023
Tight sandstone gas is an important unconventional natural gas resource. Mineral characteristics of the tight sandstone not only affect the occurrence of gas, but also have a significant impact on the hydraulic fracturing effectiveness.
Peiyue LI   +4 more
doaj   +1 more source

Study on the characteristics of gas permeability of coal under loaded stress [PDF]

open access: yes, 2017
The #3 coal seam of Jinsheng Rundong Ltd. of Jin-Coal Group in Shanxi Province, China, has high gas content and pressure; however, it has a low gas permeability, which can easily cause gas enrichment and may cause accidents of coal and gas outbursts.
Li, Dengke   +4 more
core   +1 more source

A factory fracturing model of multi-well cluster in Sulige gas field, NW China

open access: yesPetroleum Exploration and Development, 2014
Sulige gas field is a typical low-permeability reservoir in China. According to desert landform features along with the regional hydrologic feature and the existing fracturing technology and operational conditions, a factory-like fracturing method ...
Mingfang HE   +5 more
doaj   +1 more source

Characteristics of natural gas accumulation in the Cambrian weathered crust in southwestern Ordos Basin

open access: yesNatural Gas Industry B, 2021
The Cambrian weathered crust formed in the Early Paleozoic central paleouplift of the Ordos Basin and its periphery has always been a key target for oil and gas exploration, and important breakthroughs in oil and gas exploration have been made there.
Xianyang Liu   +6 more
doaj   +1 more source

Volume fracturing and drainage technologies for low-pressure marine shale gas reservoirs in the Ordos Basin

open access: yesNatural Gas Industry B, 2021
There are abundant natural gas resources in the marine shale gas reservoir of Middle Ordovician Wulalike Formation in the Ordos Basin, which is an important resource base for PetroChina Changqing Oilfield Company to increase the reserves and production ...
Suotang Fu   +5 more
doaj   +1 more source

Field test of volume fracturing for horizontal wells in Sulige tight sandstone gas reservoirs, NW China

open access: yesPetroleum Exploration and Development, 2014
Based on the development degree of natural micro-fractures, rock brittleness and two-direction stress and other geological conditions of the Sulige gas field, the feasibility of using volume fracturing to increase production was analyzed and verified by ...
Xu MA   +8 more
doaj   +1 more source

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