ER

Estrella Rogel

Chevron: 12 patents #378 of 4,788Top 8%
Overall (All Time): #396,942 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12299863 Coke morphology by image segmentation Kaustav Chaudhuri, Thomas Michael Rea, Cesar Ovalles, Paul E. Hajdu 2025-05-13
11948666 Systems and processes for predicting asphaltene blend compatibility Toni Zhang Miao, Eddy Lee, Kyle Hench 2024-04-02
11236281 Production of stable fuel oils Kyle Hench, Christopher J. Wilson, David A. Dahlin, Michael E. Moir 2022-02-01
10975291 Method of selection of asphaltene precipitant additives and process for subsurface upgrading therewith Cesar Ovalles, Ian Phillip Benson, Ronald A. Behrens 2021-04-13
10907473 Low volume in-line filtration methods for analyzing hydrocarbon-containing fluid to evaluate asphaltene content and behavior during production operations Cesar Ovalles, Michael E. Moir 2021-02-02
9921203 Method for predicting sediment content of a hydroprocessed hydrocarbon product Cesar Ovalles, Pak Leung, Nan Chen 2018-03-20
9921205 Method for determining the effectiveness of asphaltene dispersant additives for inhibiting or preventing asphaltene precipitation in a hydrocarbon-containing material subjected to elevated temperature and presssure conditions Cesar Ovalles, Michael E. Moir 2018-03-20
9670760 Process for in situ upgrading of a heavy hydrocarbon using asphaltene precipitant additives Cesar Ovalles 2017-06-06
9671384 Low volume in-line filtration method for evaluation of asphaltenes for hydrocarbon-containing feedstock Cesar Ovalles, Michael E. Moir 2017-06-06
9255043 Liquid crude hydrocarbon composition Cesar Ovalles, John Segerstrom, Curt B. Campbell 2016-02-09
9127213 Method for predicting catalyst performance Varut Komalarajun, Cesar Ovalles 2015-09-08
9028680 Method and system for processing viscous liquid crude hydrocarbons Gunther H. Dieckmann, John Segerstrom, Cesar Ovalles, Vasudevan Sampath, Donald L. Kuehne +2 more 2015-05-12