The role of surface oxygen-containing functional groups in liquid-phase adsorptive denitrogenation by activated carbon

LI Na, M Almarri, Q ZHA - New Carbon Materials, 2011 - Elsevier
Twelve activated carbon (AC) samples with different physical and chemical properties were
selected to investigate their ability for the adsorptive denitrogenation of liquid hydrocarbons …

Role of surface oxygen-containing functional groups in liquid-phase adsorption of nitrogen compounds on carbon-based adsorbents

M Almarri, X Ma, C Song - Energy & Fuels, 2009 - ACS Publications
The carbon-based adsorbents are promising for adsorptive denitrogenation (ADN) of liquid
hydrocarbon streams. The objective of the present study is to develop a fundamental …

Tailoring of surface oxygen‐containing functional groups and their effect on adsorptive denitrogenation of liquid hydrocarbons over activated carbon

N Li, J Zhu, X Ma, Q Zha, C Song - AIChE Journal, 2013 - Wiley Online Library
The objective of this study is to get a fundamental understanding of role of surface oxygen‐
contained functional groups (OCFG) in adsorptive denitrogenation (ADN) of liquid …

Selective adsorption for removal of nitrogen compounds from liquid hydrocarbon streams over carbon-and alumina-based adsorbents

M Almarri, X Ma, C Song - Industrial & Engineering Chemistry …, 2009 - ACS Publications
In order to explore the adsorptive denitrogenation of liquid hydrocarbon streams for
producing ultraclean fuels, the adsorption performance of seven representative activated …

Preparation of high-performance adsorbent from coal for adsorptive denitrogenation of liquid hydrocarbon streams

C Sentorun-Shalaby, X Ma, C Song - Energy & fuels, 2013 - ACS Publications
A high-performance adsorbent, CDA-C2, has been prepared from lignite by a chemical
activation method with NaOH as an activation agent for removing nitrogen compounds from …

Adsorptive Denitrogenation of Coker Diesel over Carbon-Based Adsorbents for Producing Ultralow-Sulfur Diesel

N Ghaloum, MA Safa, MS Alshemali… - Industrial & …, 2023 - ACS Publications
Removing nitrogen-containing compounds from middle distillates is crucial in deep
hydrotreatment for producing ultralow-sulfur diesel (ULSD). Performances of three carbon …

Role of surface oxygen groups in incorporation of nitrogen to activated carbons via ethylmethylamine adsorption

Y El-Sayed, TJ Bandosz - Langmuir, 2005 - ACS Publications
Coal origin and wood origin activated carbons were used in this study. To broaden the
spectrum of surface features, the surface of the initial samples was modified using oxidation …

Remarkable improvement in adsorptive denitrogenation of model fossil fuels with CuCl/activated carbon, prepared under ambient condition

I Ahmed, SH Jhung - Chemical Engineering Journal, 2015 - Elsevier
CuCl-loaded activated carbons (ACs) have been used for the first time to remove harmful
nitrogen-containing compounds (NCCs) from model fossil fuels. The CuCl/ACs were …

Adsorption/reduction of nitrogen dioxide on activated carbons: Textural properties versus surface chemistry–A review

M Jeguirim, M Belhachemi, L Limousy… - Chemical Engineering …, 2018 - Elsevier
Activated carbons are promising materials for nitrogen dioxide adsorption. The synthesis,
the characterization of activated carbons and their adsorption performance toward nitrogen …

Physicochemical studies of adsorptive denitrogenation by oxidized activated carbons

J Wen, H Lin, X Han, Y Zheng… - Industrial & Engineering …, 2017 - ACS Publications
A commercially available activated carbon was oxidized by concentrated sulfuric acid,
saturated ammonium persulfate solution, and mixed sulfuric acid and ammonium persulfate …