Inventor
WEERASOORIYA UPALI P
US19 patents
⚠️ This page may combine multiple inventors who share the name “WEERASOORIYA UPALI P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV TEXAS
11 patentsUS8372788B2Feb 12, 2013
Styrylphenol alkoxylate sulfate as a new surfactant composition for enhanced oil recovery applications
UNIV TEXAS8 citations83
US9296942B2Mar 29, 2016
Anionic polyalkoxy group comprising surfactants on basis of guerbet-alcohols, method of manufacture and use in enhanced oil recovery (EOR) applications
UNIV TEXAS14 citations80
US9206347B2Dec 8, 2015
Quaternary ammonium surfactants
UNIV TEXAS7 citations78
US9862877B2Jan 9, 2018
Alkyl hydrophobe surfactants
UNIV TEXAS2 citations72
US10899693B2Jan 26, 2021
Alkoxylated co-solvents
UNIV TEXAS0 citations51
US10190035B2Jan 29, 2019
Phenol-alkoxylate co-solvent surfactant composition
UNIV TEXAS0 citations51
US10167421B2Jan 1, 2019
Phenol-alkoxylate co-solvent surfactant composition
UNIV TEXAS0 citations51
US9783729B2Oct 10, 2017
Alkoxy carboxylate surfactants
UNIV TEXAS1 citations51
US10876038B2Dec 29, 2020
Short hydrophobe anionic surfactants
UNIV TEXAS0 citations41
US10106725B2Oct 23, 2018
Light co-solvent compositions
UNIV TEXAS0 citations41
US9127210B2Sep 8, 2015
Short chain alkylamine alkoxylate compositions
UNIV TEXAS0 citations37
WEERASOORIYA UPALI P
7 patentsUS8211837B2Jul 3, 2012
Method of manufacture and use of large hydrophobe ether sulfate surfactants in enhanced oil recovery (EOR) applications
WEERASOORIYA UPALI P52 citations95
US8188012B2May 29, 2012
Process of using hard brine at high alkalinity for enhanced oil recovery (EOR) applications
WEERASOORIYA UPALI P23 citations92
US8841241B2Sep 23, 2014
Anionic polyalkoxy group comprising surfactants on basis of guerbet-alcohols, method of manufacture and use in enhanced oil recovery (EOR) applications
WEERASOORIYA UPALI P19 citations89
US9109152B2Aug 18, 2015
Compositions and methods for controlling the stability of ethersulfate surfactants at elevated temperatures
WEERASOORIYA UPALI P3 citations60
US8822391B2Sep 2, 2014
Alkoxy carboxylate surfactants
WEERASOORIYA UPALI P1 citations51
US9175207B2Nov 3, 2015
Surfactant-less alkaline-polymer formulations for recovering reactive crude oil
WEERASOORIYA UPALI P0 citations41
US9988346B2Jun 5, 2018
Large hydrophobe surfactants
WEERASOORIYA UPALI P0 citations33