Petroleum product is an essential resource for energy, that has been exploited by wide
range of industries and regular life. A carbonaceous contamination of marine and terrestrial …

Asphaltene precipitation and its subsequent deposition is one of the major flow assurance
problems of oil industry. This issue could arise in upstream and downstream sectors. There …

Asphaltenes, and their related issues, have been the focus of many literature investigations.
However, in-depth analysis of asphaltenes structure and its relation to asphaltenes stability …

Despite the remarkable effort performed to understand the reaction mechanism of
asphaltenes during aquathermolysis reaction, the knowledge level about their molecular …

The unique properties of supercritical fluid technology have found wide application in
various industry sectors. Supercritical fluids allow for the obtainment of new types of …

Petroporphyrins, geoporphyrins, or metalloporphyrins are the original petroleum biomarkers,
identified by Alfred Treibs more than a century ago and the first molecular evidence for the …

252 literature sources and about 5000 crude oil assays were reviewed in this work. The
review has shown that the petroleum characterization can be classified in three categories …

This study focuses on evaluating the differences between describing the asphaltene fraction
using a unique average molecular structure compared to a multistructural approach by …

For many years, formation damage caused by asphaltene precipitation and deposition has
been an issue. The most detrimental impacts are changes to wettability, permeability, and …

The petroleum industry produces thousands of barrels of oilfield waters from the initial stage
driven by primary production mechanisms to the tertiary stage. These produced waters …