Thermal degradation of PVC: A review

J Yu, L Sun, C Ma, Y Qiao, H Yao - Waste management, 2016‏ - Elsevier
This review summarized various chemical recycling methods for PVC, such as pyrolysis,
catalytic dechlorination and hydrothermal treatment, with a view to solving the problem of …

Chemical reactions of organic compounds in supercritical water gasification and oxidation

N Wei, D Xu, B Hao, S Guo, Y Guo, S Wang - Water Research, 2021‏ - Elsevier
Supercritical water is a benign reaction medium to convert organic matters through
supercritical water gasification and supercritical water oxidation into flammable gaseous and …

Process in supercritical water gasification of coal: A review of fundamentals, mechanisms, catalysts and element transformation

J Chen, Q Wang, Z Xu, E Jiaqiang, E Leng… - Energy Conversion and …, 2021‏ - Elsevier
Supercritical water gasification (SCWG) of coal is a new clean coal conversion technology.
Due to the unique properties of supercritical water, SCWG has many advantages compared …

Metal-free catalytic oxidative desulfurization of fuels─ a review

A Tanimu, G Tanimu, SA Ganiyu, Y Gambo… - Energy & …, 2022‏ - ACS Publications
Overdependence of energy consumption around fossil fuels is threatening our environment
from different anthropogenic emissions of pollutants. These pollutants (CO x, NO x, and SO …

Integration of hydrothermal gasification with biorefinery processes for efficient production of biofuels and biochemicals

K Khandelwal, AK Dalai - International Journal of Hydrogen Energy, 2024‏ - Elsevier
Supercritical water gasification (SCWG) is a promising green technology to produce green
hydrogen from biomass sources. SCWG uses water at supercritical conditions (temperature> …

Upgrading and desulfurization of heavy oils by supercritical water

MT Timko, AF Ghoniem, WH Green - The Journal of Supercritical Fluids, 2015‏ - Elsevier
Supercritical water upgrading (SCWU) of heavy oils reduces sulfur content and decreases
average molecular weight, without rejecting carbon as coke products. Despite many years of …

Application of water in hydrothermal conditions for upgrading heavy oils: A review

P Arcelus-Arrillaga, JL Pinilla, K Hellgardt… - Energy & Fuels, 2017‏ - ACS Publications
The use of water in hydrothermal and supercritical conditions as a medium to upgrade
heavy oil fractions has shown promising results and presents an interesting alternative for …

Oxidative desulfurization of dibenzothiophene over Fe promoted Co–Mo/Al2O3 and Ni–Mo/Al2O3 catalysts using hydrogen peroxide and formic acid as oxidants

Y Muhammad, A Shoukat, AU Rahman… - Chinese Journal of …, 2018‏ - Elsevier
This work reports the enhancing effect of a highly cost effective and efficient metal, Fe,
incorporation to Co or Ni based Mo/Al 2 O 3 catalysts in the oxidative desulfurization (ODS) …

Use of deuterated water to prove its role as hydrogen donor during the hydrothermal upgrading of oil shale at supercritical conditions

R Djimasbe, MA Varfolomeev, NM Khasanova… - The Journal of …, 2024‏ - Elsevier
This paper corroborates the capability of supercritical water to generate active hydrogen that
interact with the different fractions involved in unconventional feedstocks such as oil shale …

Metal Hydroxide-Catalyzed Heavy Oil Upgrading in Supercritical Water: Deuterium Tracing Study

Z Chen, Q Chen, D Li, Y Zhong, H Chen… - Energy & Fuels, 2024‏ - ACS Publications
Conversion of heavy oil is urgent as most of the explored fossil oil reserves and renewable
raw biodiesel can be categorized as heavy oil. Supercritical water upgrading (SCWU) is a …