Results 31 to 40 of about 795,994 (232)

CO2 Foam Using non-ionic Surfactants : For Increased Storage Capacity and Oil Recovery [PDF]

open access: yes, 2020
Large-scale carbon capture and storage is needed to achieve the target set forward by the Paris agreement; to limit global warming to 1.5 °C. The primary obstacle for implementing large-scale carbon capture and storage is the high economical cost ...
Føyen, Tore Lyngås
core   +1 more source

Increased CO2 storage capacity using CO2 -foam [PDF]

open access: yes, 2020
Reduction of the CO2 mobility is beneficial during subsurface sequestration of anthropogenic CO2 in saline aquifers and hydrocarbon reservoirs by mitigating flow instabilities leading to early gas breakthrough and poor sweep efficiency.
Barrabino, Albert   +4 more
core   +1 more source

A contrasting analysis of CO2 and N2 foam flood for enhanced oil recovery and geological storage of CO2

open access: yesPetroleum Research
Foam flooding using CO2 has emerged as a promising method for both enhanced oil recovery (EOR) and the storage of CO2 in geological reservoirs. This study conducts a thorough analysis of the behavior of CO2 and N2 foams in bulk and porous media ...
Alireza Roozbahani   +5 more
doaj   +1 more source

Application of sustainable foaming agents to control the mobility of carbon dioxide in enhanced oil recovery

open access: yesEgyptian Journal of Petroleum, 2012
Carbon dioxide (CO2) flooding is a conventional process in which the CO2 is injected into the oil reservoir to increase the quantity of extracting oil. This process also controls the amount of released CO2 as a greenhouse gas in the atmosphere which is ...
Roozbeh Rafati   +3 more
doaj   +1 more source

Heat-Resistant CO2 Foam for Promoting Carbon Capture and Enhanced Oil Recovery

open access: yesFrontiers in Energy Research, 2022
Investigation of methods to effectively block the high-permeability channel and displace the residual oil in the small pores in the old oilfields is an urgent research hotspot.
Yali Liu   +8 more
doaj   +1 more source

Pressure Measurements for Monitoring CO2 Foam Pilots [PDF]

open access: yes, 2022
This study focuses on the use of pressure measurements to monitor the effectiveness of foam as a CO2 mobility control agent in oil-producing reservoirs. When it is applied optimally, foam has excellent potential to improve reservoir sweep efficiency, as ...
Arne Graue   +7 more
core   +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

An Injectable, Self-Expanding Hemostatic Foam for Field-Compatible Postpartum Hemorrhage Management. [PDF]

open access: yesAdv Sci (Weinh)
Postpartum hemorrhage is the leading cause of maternal death worldwide, yet many treatments are hard to use outside well‐equipped hospitals. This work introduces an easy‐to‐use device that rapidly delivers a degradable foam into the uterus. The foam stops bleeding through pressure and clotting support, offering a practical option for low‐resource ...
Meyer C   +12 more
europepmc   +2 more sources

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Influence of different ratio of CO2/N2 and foaming additives on supercritical foaming of expanded thermoplastic polyurethane

open access: yeseXPRESS Polymer Letters, 2022
Expanded thermoplastic polyurethane (ETPU) foam materials with superelasticity for footwear application were developed and investigated. ETPU foams with different ratios of CO2/N2 as foaming agents and ETPU foams prepared by pure nitrogen foaming with ...
Wei Peng Zhong   +5 more
doaj   +1 more source

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