Results 1 to 10 of about 1,557,124 (281)

The Impact of Hedging on Stock Return and Firm Value: New Evidence from Canadian Oil and Gas Companies [PDF]

open access: yes
This paper analyzes the impact of hedging activities of large Canadian oil and gas companies on their stock returns and firm value. Differing from the existing literature this research finds that some of these relationships are nonlinear based on the ...
Chang Dan, Hong Gu, Kuan Xu
core  

Three-dimensional in situ observations of compressive damage mechanisms in syntactic foam using X-ray microcomputed tomography [PDF]

open access: yes, 2017
Royal Society Grant number RG140680 Lloyd's Register Foundation (GB) Oil and Gas Academy of Scotland Open access via Springer Compact AgreementPeer reviewedPublisher ...
Dugdale, L H   +5 more
core   +3 more sources

Development and application of dynamic prediction software for pigging process of natural gas pipelines

open access: yesYou-qi chuyun
[Objective] China's backbone natural gas pipeline network comprises numerous large-diameter and long-distance pipelines.Periodic pigging operations play a crucial role in ensuring the safe, stable and efficient operation of these pipelines.
PENG Yang   +6 more
doaj   +1 more source

Establishment of General Oil Pipeline Scheduling Model and Research on Interface Tracking Calculation Method [PDF]

open access: yesE3S Web of Conferences
In order to understand the establishment of oil pipeline scheduling model and interface tracking calculation method, a research on the establishment of a universal product oil pipeline scheduling model and interface tracking calculation method has been ...
Shen Liang   +5 more
doaj   +1 more source

What drives natural gas prices? [PDF]

open access: yes
For many years, fuel switching between natural gas and residual fuel oil kept natural gas prices closely aligned with those for crude oil. More recently, however, the number of U.S.
Mine K. Yücel, Stephen P. A. Brown
core  

DYNAMIC PROCESSES IN LONG-STROKE PUMPING SET FOR BOOTY OF PETROLEUM-OIL [PDF]

open access: yes, 2018
Researching of twowave dynamic processes in a rope hauling organ and of the lifted mixture of oil, water, gas and soil in the steel pipeline of plunger long-stroke pump for the booty of ...
KARYACHENKO, Natalia, ROPAY, Valery
core  

New Approach to SCADA System Screen Configuration Based on the Model of Oil and Gas Pipeline Network

open access: yesEAI Endorsed Transactions on Energy Web
INTRODUCTION: With the continuous progress of science and technology, the monitoring and control of oil and gas pipeline networks have become more and more critical; SCADA systems, as a kind of technology widely used in industrial control, play a key ...
He Huang   +9 more
doaj   +1 more source

The sustainability of Russia's energy power: implications for the Russian economy [PDF]

open access: yes, 2007
To what extent and through what mechanisms has Russian economic growth since 1998 been dependent on Russia's oil and gas industries? Is the likely development of these industries up to 2020 capable of maintaining or increasing Russia's role as an energy ...
Hanson, P.
core  

Black hole or black gold ? the impact of oil and gas prices on Indonesia's public finances [PDF]

open access: yes
Indonesia's oil revenues and fuel subsidies dominate the nation's economic policy agenda. This paper estimates the impact of higher international oil prices on the Indonesian government's fiscal position in 2008 and beyond.
Agustina, Cut Dian R.D.   +4 more
core  

Pyrolysis of asphaltenes and biomarkers for the fingerprinting of the _Amoco Cadiz_ oil spill after 23 years [PDF]

open access: yes, 2009
The chemical composition of the petroleum products accidently or deliberately released in the environment varies considerably with time under the action of biological (biodegradation) and physico-chemical (photo-oxidation) processes.
Fré, Jean Oudot
core   +1 more source

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