Results 31 to 40 of about 738,343 (305)
A mixed integer optimization strategy for oil and gas production planning [PDF]
Oil and gas production is the cornerstone of the modern petrochemical industry, and its upstream as well as downstream processing provides many challenges to the process modeling, optimization and control areas.
Pistikopoulos, Efstratios N. +1 more
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The Jurassic Shaximiao Fm gas reservoir in the Zhongjiang Gas Field, Sichuan Basin, is the main base of Sinopec Southwest Oil & Gas Company for gas reserves and production increase during the 12th Five-Year Plan.
Zhongping Li +5 more
doaj +1 more source
Optimization for the cathodic protection system based on numerical simulation [PDF]
Cathodic protection was one of important method for the corrosion prevention. With the expand of pipeline at Jingbian gas field, the cathodic protection system had been not qualified for the corrosion prevention of pipeline at Jingbian gas field.
Zeng Weiguo +4 more
doaj +1 more source
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley +1 more source
Technoeconomic evaluation of flared natural gas reduction and energy recovery using gas-to-wire scheme [PDF]
Most mature oil reservoirs or fields tend to perform below expectations, owing to high level of associated gas production. This creates a sub-optimal performance of the oil production surface facilities; increasing oil production specific operating ...
Anosike, Nnamdi Benedict
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Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley +1 more source
Impact of Natural Gas Price Decontrol on Gas Supply, Demand and Prices [PDF]
Major analysis completed recently by the gas transmission and distribution industry concludes that available supplies of gas energy will fall into the range of 23-31 trillion cubic feet (Tcf) by the year 2000, as conventional gas production is ...
Schlesinger, B.
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Production of higher alcohols from synthesis gas [PDF]
S.205-208The production of chemicals from synthesis gas via Fischer-Tropsch reaction has gained increasing interest within the last decades. The products are promising alternatives to crude oil as feedstock for various hydrocarbons, alcohols and other ...
Jahn, Matthias +3 more
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Hippo pathway at the crossroads of stemness and therapeutic resistance in breast cancer
Dysregulation of the Hippo pathway drives nuclear accumulation of YAP/TAZ, activating stemness‐related transcriptional programs that sustain breast cancer stemness and fuel therapeutic resistance across subtypes, underscoring Hippo signaling as a targetable vulnerability. Figure created and edited with BioRender.com.
Giulia Schiavoni +11 more
wiley +1 more source
Robust production optimization of gas-lifted oil fields [PDF]
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia de Automação e Sistemas, Florianópolis, 2015.Com a crescente demanda por energia fóssil as operadoras petrolíferas têm buscado ...
Hülse, Eduardo Otte
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