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Chemometric Unmixing of Petroleum Mixtures by Negative Ion ESI FT-ICR MS Analysis

Chemometric Unmixing of Petro... 2024-01-24

关键词:: Chemometric Unmixing; FT-ICR MS; f Petroleum Mixtures

Identification and quantification of mixed sources of petroleum reservoirs as well as the sources of oil spills generally requires the molecular composition ...

作者:: Bin Jiang
文件大小:: 1.3 MiB

Evaluation of coal petrophysics incorporating fractal characteristics by mercury intrusion porosimetry and low-field NMR

Evaluation of coal petrophysi... 2024-01-24

关键词:: Pore-fracture structureFractal characteristicsCoal permeabilityMercury intrusion porosimetryLow-field nuclear magnetic resonance

Mercury intrusion porosimetry (MIP) and low-field nuclear magnetic resonance (NMR) were combined to in_x0002_vestigate pore-fracture structure and fractal ch...

作者:: Zhentao Li
文件大小:: 8.5 MiB

Hydrocarbon generation potential of residual kerogens in high-over matured shale rocks and its contribution to shale gas reserves

Hydrocarbon generation potent... 2024-01-24

关键词:: kerogens; high-over matured shale rocks; shale gas reserves

A low matured shale rock from Lucaogou Formation in the Santanghu Basin was thermally simulated using semi-open system pyrolysis experiment in attempt to ev...

作者:: Jianbing Xu
文件大小:: 2.0 MiB

Burial and thermal histories of the Yingshan Formation in Well GC-6, Gucheng Low Uplift

Burial and thermal histories ... 2024-01-24

关键词:: Yingshan Formation; Tarim Basin; Gucheng Low Uplift

The burial and thermal histories of the Yingshan Formation in Well GC-6, Gucheng Low Uplift, were constructed in detail by using the PetroMod software. The ...

作者:: Rui Deng,Chengsheng Chen,Shuyong Shi,Yunpeng Wang
文件大小:: 1.3 MiB

Origin of polar organic sulfur compounds in immature crude oils revealed by ESI FT-ICR MS

Origin of polar organic sulfu... 2024-01-24

关键词:: Polar organic sulfur compounds; Sulfurization; ESI FT-ICR MS; Carotenoids

Organic sulfur compounds (OSCs) are abundant in immature crude oils, including ‘‘polar” OSCs that are defined here as compounds containing one or more hetero...

作者:: Weimin Liu
文件大小:: 2.3 MiB

Pore Structure and Compressibility Characteristics of Heat-Treated Coals by N2 Adsorption/Desorption and Mercury Intrusion Porosimetry

Pore Structure and Compressib... 2024-01-24

关键词:: Pore Structure; Compressibility; Heat-TreatedCoals

To improve the physical properties of a coal reservoir with heat treatment and enhance the coalbed methane recovery, the characteristics of gas generation an...

作者:: Zhentao Li
文件大小:: 15.7 MiB

The genesis of gas condensates and light oilsin the lower paleozoic of Tarim Basin, NW China: The exploration implications for untra-deep petroleum

The genesis of gas condensate... 2024-01-24

关键词:: Reversal of methane and ethane; Adamantanes; Secondary gas condensates; Cracking gas; Deep exploration

Almost 8 × 108 tons marine condensate reserveshave been estimated to be present in the Paleozoic to Cenozoic reservoirs of the Tarim Basin. Thethermal maturi...

作者:: Jin Su,Haijun Yang,Xiaomei Wang,Yongquan Chen,Yu Fang,Haizu Zhang,Chunlong Yang,Ke Zhang,Sihong Ma,Caiyun Wei
文件大小:: 21.2 MiB

Depositional environments of early Cambrian marine shale, northwestern Tarim Basin, China: Implications for organic matter accumulation

Depositional environments of ... 2024-01-24

关键词:: Yurtus formation; Trace elements; Upwelling; Paleoredox conditions; Paleoproductivity; Keping area

The organic-rich lower Cambrian Yurtus Formation is considered to host one of the most important source rocks in the Tarim Basin of China. To investigate the...

作者:: Chunyu Zhang,Shuwei Guan,Lin Wu,Rong Ren,Lining Wang,Xueqiong Wu
文件大小:: 4.0 MiB

Identification of a novel C33 botryococcane and C33 botryococcanone in the Maoming Basin, China

Identification of a novel C33... 2024-01-24

关键词:: BotryococcanoneBotryococcaneBotryococcene biosynthesisNMRCyclobutyl cation intermediateBotryococcus brauniiMaoming oil shale

A novel C33 botryococcane in a sedimentary sample from the Maoming Basin in China was found to have a methyl group positioned b to the quaternary carbon C-10...

作者:: Liao Jing
文件大小:: 3.2 MiB

Porosity Modeling of Huge Thick Carbonates: A Case Study of Lower Paleozoic Carbonates in the Tazhong Uplift, Tarim Basin, China

Porosity Modeling of Huge Thi... 2024-01-24

关键词:: Cementation tool; PetroMod; Huge thick carbonate; Chemical cementation; Ultradeep reservoir

This study provides a solution to determine the porosity evolution of huge thick carbonates accurately using PetroMod version 2016.2 software with a cementat...

作者:: Chengsheng Chen
文件大小:: 3.3 MiB

Relationships among composition, porosity and permeability of Longmaxi Shale reservoir in the Weiyuan Block, Sichuan Basin, China

Relationships among compositi... 2024-01-24

关键词:: Shale compositionPetrophysical propertiesPorosityPermeabilityLongmaxi formationWeiyuan shale gas block

Shale composition might influence the petrophysical properties of shale reservoirs. The relationships among composition, porosity and permeability of Longmax...

作者:: Wang Qingtao
文件大小:: 8.1 MiB

Superimposed secondary alteration of oil reservoirs. Part I: Influence of biodegradation on the gas generation behavior of crude oils

Superimposed secondary altera... 2024-01-24

关键词:: Biodegradation Secondary alteration; Petroleum reservoirThermal simulation; Secondary gas

Due to multi-stage tectonic movements, many oil reservoirs in typical superimposed basins of China have undergone more than one secondary alteration. Typical...

作者:: Yuhong Liao,Weimin Liu,Yinhua Pan,Xiaofeng Wang,Yunpeng Wang,Ping'an Peng
文件大小:: 7.1 MiB

Synchronous positive δ13Ccarb and δ13Corg excursions during 497-494 Ma: From a CO2 concentrating mechanism dominated photosynthesis?

Synchronous positive δ13Ccarb... 2024-01-24

关键词:: Bicarbonate uptake Phytoplankton; Carbon cycle Deuterium Paleoclimate change; Furongian

Steptoean Positive Carbon Isotope Excursion (SPICE) event is featured particularly as the synchronous positive δ13Ccarb and δ13Corg excursions, which are re...

作者:: Wang H. Z.
文件大小:: 4.4 MiB

Thermal evolution of steroids during anhydrous pyrolysis of cholesterol with and without elemental sulfur

Thermal evolution of steroids... 2024-01-24

关键词:: SteroidsIsomerization; AromatizationKinetic parameters; Eukaryotic organisms; Sulfur-containing species

Steroids are widely used in geochemical studies. They are common in living organisms, sediments and petroleum, and the diagenetic pathways of steroidal compo...

作者:: Xinyan Fang
文件大小:: 7.0 MiB

Superimposed secondary alteration of oil reservoirs. Part II: The characteristics of biomarkers under the superimposed influences of biodegradation and thermal alteration

Superimposed secondary altera... 2024-01-24

关键词:: Biodegradation Secondary alteration Petroleum reservoir Thermal simulation Biomarker

Petroleum biomarkers could be altered to varying extents under the influence of biodegradation and thermal alteration in reservoir, and their respective inf...

作者:: Weimin Liu
文件大小:: 7.2 MiB

Geochemical characteristics of the organic matter in UPPMRs and the implication for ﬂuid–rock exchange due to the retrograde metamorphism in the Dabie–Sulu orogenic belt, North China

Geochemical characteristics o... 2024-01-24

关键词:: Ultrahigh-pressure para-metamorphic rock; biomarkers; oxygen isotopes; rutile; retrograde; metamorphism; Dabie–Sulu orogenic belt.

The samples were collected from ultrahigh-pressure para-metamorphic rocks (UPPMRs) around 500–2000 m deep by Chinese Continental Scientific Drilling. The com...

作者:: Jin Su,Yu Fang,Zhu Rao,Jiahu Fang,Liu Yang and Yi Huang
文件大小:: 3.4 MiB

准噶尔盆地东南缘芦草沟组油页岩元素地球化学特征及沉积环境意义

准噶尔盆地东南缘芦草沟组油页岩元素地球化学特征及沉积环境意义 2024-01-24

关键词:: 芦草沟组油页岩; 元素地球化学; 古沉积环境; 准噶尔盆地

准噶尔盆地晚二叠世沉积的芦草沟组湖相页岩是一套重要的烃源岩或油页岩资源。本文通过 XRF 和 ICP-MS 技术测试了该盆地东南缘博格达山地区芦草沟组油页岩的元素含量, 分析了其分布与组成特征, 阐述该区芦草沟组沉积时期的古环境特征。研究表明, 芦草沟组油页岩样品大多数主元素含量偏低, 但磷(P) 含量较高, P...

作者:: 林晓慧
文件大小:: 1.2 MiB

The Biomarkers in the Mesoproterozoic Organic-rich Rocks of North China Craton Implication for the Precursor and Preservation of Organism in the Prokaryotic Realm

The Biomarkers in the Mesopro... 2024-01-24

关键词:: biomarker; kerogen; rearranged hopanes; primary producer; heterotrophic microbe; Mesoproterozoic; North China Craton

Mesoproterozoic marine organic-rich rocks are widely distributed in the North China Craton, include the Gaoyuzhuang (GYZ), the Hongshuizhuang (HSZ), and the ...

作者:: MA Sihong,ZHANG Shuichang,SU Jin,WANG Xiaomei,HE Kun,FANG Yu,MI Jingkui
文件大小:: 4.0 MiB

Influence of carbonate minerals on the pyrolysis and phase behavior of oil

Influence of carbonate minera... 2024-01-24

关键词:: Carbonate mineral Catalytic effect Oil pyrolysis behavior

The concept that reservoir minerals can affect oil cracking behavior is widely accepted by geochemists. However, the role of carbonate minerals on the therm...

作者:: Liangliang Wu
文件大小:: 19.5 MiB

Indentation size and loading rate sensitivities on mechanical properties and creep behavior of solid bitumen

Indentation size and loading ... 2024-01-24

关键词:: Solid bitumenNanoindentationCreepMechanical properties

Creep behavior of rocks could impair fracture conductivity and wellbore stability during gas production from highly matured organic-rich shales in South Chin...

作者:: Liu Yuke
文件大小:: 5.2 MiB