Results 51 to 60 of about 28,555 (287)

Reflux stratabound dolostone and hydrothermal volcanism- associated dolostone: a two-stage dolomitization model (Jurassic, Lebanon) [PDF]

open access: yes, 2004
The Kesrouane Formation, which is characterized by pervasive dolomitization, has a stratigraphic thickness that exceeds 1000 m. It is part of a broad carbonate platform deposited in the Levant region and represents 60% of the Lebanese Jurassic rocks. Two
Nader, F.H.   +3 more
core   +1 more source

Evidence From Microscopy and U–Pb Geochronology as a Clue to the Influence of the Cretaceous Magmatism in the Diagenesis of Pre‐Salt Carbonate Reservoirs in the Santos Basin (Brazil)

open access: yesGeological Journal, EarlyView.
Carbonates from Santos Basin revealed U–Pb ages correlated with basalt ages (A), suggesting that they were formed during magmatic events. These events placed hot CO2 in the reservoir, which, when mixed with carbonate‐rich cold water (B), led to thermal convection, enabling the formation of the U contained in the carbonates.
Marco António Ruivo de Castro e Brito   +8 more
wiley   +1 more source

Distribution and genesis of the Maokou Formation dolomite in Fengdu-Shizhu area, eastern Sichuan Basin

open access: yesEnergy Exploration & Exploitation
To investigate the development laws and genesis of the Maokou Formation dolomite in the Fengdu-Shizhu area, we analyzed core, thin section, logging, and geochemical data, and obtained the following understandings: 1.
Fabo Xu   +8 more
doaj   +1 more source

Genetic mechanism of dolomite in third member of Maokou Formation in Middle Permian, southeastern Sichuan Basin

open access: yesShiyou shiyan dizhi
Dolomite formation is a crucial aspect of natural gas reservoirs in the marine strata of the Sichuan Basin, particularly in the exploration of deep carbonate reserved oil and gas resources. Understanding the genetic mechanism of dolomite is essential for
Hao YANG   +7 more
doaj   +1 more source

Utilization of porous dolomite pellets for the catalytic decomposition of acetic acid

open access: yes, 2010
Catalytic decomposition of tar is a novel technology to clean the gas produced by biomass gasification. The purpose of the present research work was to develop strong and porous pellets of dolomite catalyst for tar decomposition.
Xue, Jun   +9 more
core   +1 more source

Geochemical and Geological Investigation of Skarn‐Type Pb–Zn Mineralization in Hastanetepe (Balya‐Balıkesir, Türkiye): An Approach Based on Fluid Inclusions, Sulphur Isotopes and Geochemical Data

open access: yesGeological Journal, EarlyView.
Integrated petrographic, mineralogical and geochemical data from the Hastanetepe Pb–Zn deposit (Balya, Türkiye) reveal multi‐stage hydrothermal alteration and a magmatic sulphur source. Fluid inclusion and sulphur isotope results indicate a complex fluid evolution responsible for skarn‐type Pb–Zn mineralization along limestone–dacite contacts ...
Esra Ünal‐Çakır
wiley   +1 more source

Seismic Sequence Stratigraphy Applied to Reservoir Recognition and Evolution on Marine Carbonatic Ramp—Macaé Group (Albian to Cenomanian) of Campos Basin

open access: yesGeological Journal, EarlyView.
A classic oil producing interval of the Campos Basin—Macaé Group is revisited through seismic stratigraphic analysis, providing a stratigraphic framework, characteristic depositional and relative time positioning for several complex structural settings.
Renata Alvarenga   +12 more
wiley   +1 more source

Characteristics and main controlling factors of dolomite reservoirs in Fei-3 Member of Feixianguan Formation of Lower Triassic, Puguang area

open access: yesOpen Geosciences
In recent years, studying dolomite diagenesis and controlling factors of reservoir development from microscopic perspective has become a hot subject in deep carbonate gas exploration.
Wang Shenjian   +11 more
doaj   +1 more source

Mechanisms of fabric-selective microbialite karst: a case study of second member of Sinian Dengying Formation, Sichuan Basin

open access: yesShiyou shiyan dizhi
The microbialite karst reservoirs in the second member of Sinian Dengying Formation, Sichuan Basin, are a recent exploration hotspot, and important exploration breakthroughs have been achieved in the Penglai and Daxingchang areas.
Xingpeng SHAO   +13 more
doaj   +1 more source

Integrated pretreatment and fermentation strategies for L‐lactic acid production from brewers' spent grain using native Streptococcus infantarius and Bacillus coagulans

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND Brewers' spent grain (BSG) is an abundant lignocellulosic byproduct of the brewing industry with strong potential as a renewable substrate for biotechnological production of lactic acid (LA). This study evaluated integrated pretreatment, enzymatic hydrolysis, and fermentation strategies to enable efficient production of optically ...
Mónica Olvera   +5 more
wiley   +1 more source

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