Results 21 to 30 of about 154,360 (302)

CO2 Ocean Sequestration and CO2 Hydrate.

open access: yesThe Review of High Pressure Science and Technology, 2002
CO2 ocean sequestration, which is thought to be a promising measure to mitigate global warming, can be classified mainly into the dissolution and the storage methods. On the evaluation of these measures, CO2 hydrate plays an important role, because CO2 becomes a hydrate in the ocean deeper than 500 m (North Pacific Ocean)∼900 m (North Atlantic Ocean ...
Izuo AYA   +3 more
openaire   +2 more sources

EOR as sequestration: Geoscience perspective [PDF]

open access: yes, 2010
CO2 Enhanced Oil Recovery (EOR) has a development and operational history several decades longer than geologic sequestration of CO2 designed to benefit the atmosphere and provides much of the experience on which confidence in the newer technology is ...
Hovorka, Susan D., Tinker, Scott W.
core   +1 more source

Methods for synthesizing diethyl carbonate from ethanol and supercritical carbon dioxide by one-pot or two-step reactions in the presence of potassium carbonate [PDF]

open access: yes, 2009
Carbon dioxide sequestration was studied by synthesizing diethyl carbonate (DEC) from ethanol and CO2 under supercritical conditions in the presence of potassium carbonate as a base. The co-reagent was ethyl iodide or a concentrated strong acid.
Gasc, Fabien   +2 more
core   +1 more source

Fractionation and fluxes of metals and radionuclides during the recycling process of phosphogypsum wastes applied to mineral CO2 sequestration [PDF]

open access: yes, 2015
The industry of phosphoric acid produces a calcium-rich by-product known as phosphogypsum, which is usually stored in large stacks of millions of tons.
Bolívar, Juan Pedro   +6 more
core   +2 more sources

On the Theoretical CO2 Sequestration Potential of Pervious Concrete

open access: yesInfrastructures, 2019
Pervious concrete, which has recently found new applications in buildings, is both energy- and carbon-intensive to manufacture. However, similar to normal concrete, some of the initial CO2 emissions associated with pervious concrete can be sequestered ...
Ethan Ellingboe   +2 more
doaj   +1 more source

Journal Staff [PDF]

open access: yes, 2013
Half of the world's forest is in boreal and sub-boreal ecozones, containing large carbon stores and fluxes. Carbon lost from headwater streams in these forests is underestimated.
Schiff, Sherry L.   +2 more
core   +3 more sources

Technology and practice of CO2 capture and storage from Yanchang Petroleum

open access: yesMeitan kexue jishu
Through the innovative combination of CO2 capture in the coal chemical industry and oil reservoir CO2 storage, Yanchang Petroleum has realized multiple benefits such as clean utilization of coal, carbon emission reduction, and crude oil production ...
Xiangzeng WANG   +7 more
doaj   +1 more source

Effect of carbonation and foam content on CO2 foamed concrete behavior

open access: yesJournal of Materials Research and Technology, 2023
Coal and electricity integration plays an important role in ensuring national energy security, but it still faces the challenge of carbon emission reduction. The development of in-situ CO2 sequestration and utilization technology for pithead power plants
Xupeng Ta   +4 more
doaj   +1 more source

Evaluating the role of seagrass in Cenozoic CO2 variations [PDF]

open access: yes, 2016
Marine seagrass angiosperms play an important role in carbon sequestration, removing carbon dioxide from the atmosphere and binding it as organic matter. Carbon is stored in the plants themselves, but also in the sediments both in inorganic and organic
Brandano, Marco   +5 more
core   +2 more sources

Risk management system and application of CO2 flooding and sequestration leakage [PDF]

open access: yesYouqicang pingjia yu kaifa
CO2 flooding and sequestration technology can significantly improve crude oil recovery rates while enge. However, the oil displaceabling large-scale CO2 flooding and sequestration process is accompanied by various CO2 leakage risks.
ZHANG Zhisheng, WU Xiangyang, WU Qian, WANG Jixing, LIN Hanchi, GUO Junhong, WANG Rui, LI Jinhua, LIN Qianguo
doaj   +1 more source

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