Inventor
DUVAL SEBASTIEN A
SA42 patents
⚠️ This page may combine multiple inventors who share the name “DUVAL SEBASTIEN A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAUDI ARABIAN OIL CO
38 patentsUS9943802B1Apr 17, 2018
Enhancement of claus tail gas treatment with membrane and reducing step
SAUDI ARABIAN OIL CO17 citations84
US10508033B2Dec 17, 2019
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology
SAUDI ARABIAN OIL CO6 citations83
US10479684B2Nov 19, 2019
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
SAUDI ARABIAN OIL CO6 citations83
US10106410B2Oct 23, 2018
Enhancement of Claus tail gas treatment by sulfur dioxide-selective membrane technology
SAUDI ARABIAN OIL CO7 citations83
US10106411B2Oct 23, 2018
Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology
SAUDI ARABIAN OIL CO8 citations83
US9593015B2Mar 14, 2017
Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a Claus unit
SAUDI ARABIAN OIL CO13 citations83
US10765995B2Sep 8, 2020
Helium recovery from gaseous streams
SAUDI ARABIAN OIL CO6 citations80
US11638898B1May 2, 2023
Enhanced tail gas treatment of sulfur recovery unit with steam swept membranes
SAUDI ARABIAN OIL CO4 citations72
US11596899B1Mar 7, 2023
Hollow fiber membrane module and method of making and using same
SAUDI ARABIAN OIL CO2 citations72
US9981848B2May 29, 2018
Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a claus unit
SAUDI ARABIAN OIL CO3 citations72
US11759766B1Sep 19, 2023
Reducing sulfur emissions of sulfur recovery plant by a sorption based SO2 selective crosslinked polyionic liquid system
SAUDI ARABIAN OIL CO3 citations71
US10926193B2Feb 23, 2021
Method and apparatus for promoting droplets coalescence in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US10926192B2Feb 23, 2021
Method and apparatus for promoting droplets coalescence in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US10926195B2Feb 23, 2021
Method and apparatus for promoting droplets coalescence in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US10926196B2Feb 23, 2021
Method and apparatus for promoting droplets coalescence in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US10926194B2Feb 23, 2021
Method and apparatus for promoting droplets coalescense in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US10537830B2Jan 21, 2020
Method and apparatus for promoting droplets coalescence in oil continuous emulsions
SAUDI ARABIAN OIL CO1 citations71
US11131660B2Sep 28, 2021
Method and apparatus to measure water content of petroleum fluids
SAUDI ARABIAN OIL CO5 citations70
US9714925B2Jul 25, 2017
Simulataneous gas chromatograph analysis of a multi-stream natural gas upgrade generated through a multi-membrane process
SAUDI ARABIAN OIL CO2 citations68
US11548784B1Jan 10, 2023
Treating sulfur dioxide containing stream by acid aqueous absorption
SAUDI ARABIAN OIL CO2 citations66
US10589223B1Mar 17, 2020
Method and apparatus for treating a sulfur dioxide containing stream by hydrogen sulfide in aqueous conditions
SAUDI ARABIAN OIL CO6 citations65
US8696791B2Apr 15, 2014
Sour gas and acid natural gas separation membrane process by pre removal of dissolved elemental sulfur for plugging prevention
SAUDI ARABIAN OIL CO2 citations62
US12492350B2Dec 9, 2025
Radon level management of natural gas from unconventional and conventional resources
SAUDI ARABIAN OIL CO0 citations61
US12448575B2Oct 21, 2025
Low salinity water production in crude oil processing
SAUDI ARABIAN OIL CO0 citations61
US11945716B2Apr 2, 2024
Adsorption-based Claus tail gas treatment
SAUDI ARABIAN OIL CO1 citations61
US11420153B2Aug 23, 2022
Hydrogen sulfide-carbon dioxide membrane separation systems and processes
SAUDI ARABIAN OIL CO0 citations60
US11325065B2May 10, 2022
Sulfur recovery operation with improved carbon dioxide recovery
SAUDI ARABIAN OIL CO1 citations60
US11624743B2Apr 11, 2023
Apparatus and method for the non-destructive measurement of hydrogen diffusivity
SAUDI ARABIAN OIL CO0 citations59
US11420155B2Aug 23, 2022
Process of improved sulfur capture from a syngas mixture
SAUDI ARABIAN OIL CO1 citations59
US11325066B2May 10, 2022
Helium recovery from gaseous streams
SAUDI ARABIAN OIL CO0 citations59
US11572274B2Feb 7, 2023
Adsorption-based Claus tail gas treatment through regeneration temperature ramping
SAUDI ARABIAN OIL CO1 citations57
US11422122B2Aug 23, 2022
Measuring water content of petroleum fluids using dried petroleum fluid solvent
SAUDI ARABIAN OIL CO1 citations57
US11385217B2Jul 12, 2022
Online measurement of dispersed oil phase in produced water
SAUDI ARABIAN OIL CO1 citations57
US8801832B2Aug 12, 2014
Sour gas and acid natural gas separation membrane process by pre removal of dissolved elemental sulfur for plugging prevention
SAUDI ARABIAN OIL CO0 citations51
US11760632B2Sep 19, 2023
Regeneration schemes for a two-stage adsorption process for Claus tail gas treatment
SAUDI ARABIAN OIL CO0 citations48
US10809241B2Oct 20, 2020
Apparatus and method for the non-destructive measurement of hydrogen diffusivity
SAUDI ARABIAN OIL CO0 citations48
US10732163B2Aug 4, 2020
Apparatus and method for the non-destructive measurement of hydrogen diffusivity
SAUDI ARABIAN OIL CO0 citations45
US10843128B2Nov 24, 2020
Membrane contactor
SAUDI ARABIAN OIL CO0 citations35