Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12017180 | Improving sulfur recovery operations with processes based on novel CO2 over SO2 selective membranes and its combinations with SO2 over CO2 selective membranes | Sebastien A. Duval, Feras Hamad, Richard W. Baker, Tim Merkel, Kaaeid A. Lokhandwala +2 more | 2024-06-25 |
| 11851625 | Reservoir management by controlling acid gas build-up in reservoir by partial CO2 removal processes | Sebastien A. Duval, Feras Hamad, Ghulam Shabbir, Nasser Al-Aslai, Ahmad Bahamdan +3 more | 2023-12-26 |
| 11759766 | Reducing sulfur emissions of sulfur recovery plant by a sorption based SO2 selective crosslinked polyionic liquid system | Sebastien A. Duval, Veera Venkata Ramakrishna Tammana, Georgios Lithoxoos, Aadesh Harale, Feras Hamad +1 more | 2023-09-19 |
| 11638898 | Enhanced tail gas treatment of sulfur recovery unit with steam swept membranes | Feras Hamad, Sebastien A. Duval, Ahmad Bahamdan, Faisal D. Al-Otaibi | 2023-05-02 |
| 11596899 | Hollow fiber membrane module and method of making and using same | Seung-Hak Choi, Sebastien A. Duval, Feras Hamad | 2023-03-07 |
| 11420153 | Hydrogen sulfide-carbon dioxide membrane separation systems and processes | Sebastien A. Duval, Feras Hamad, Richard W. Baker, Tim Merkel, Kaaeid A. Lokhandwala +2 more | 2022-08-23 |
| 11420155 | Process of improved sulfur capture from a syngas mixture | Sebastien A. Duval, Feras Hamad, Richard W. Baker, Tim Merkel, Kaaeid A. Lokhandwala +3 more | 2022-08-23 |
| 11383200 | Membrane process for H2 recovery from sulfur recovery tail gas stream of sulfur recovery units and process for environmentally greener sales gas | Seung-Hak Choi, Sebastien A. Duval, Feras Hamad, Ahmad Bahamdan, Ahmed Al-Talib | 2022-07-12 |
| 11325065 | Sulfur recovery operation with improved carbon dioxide recovery | Sebastien A. Duval, Feras Hamad, Richard W. Baker, Tim Merkel, Kaaeid A. Lokhandwala +2 more | 2022-05-10 |
| 11325066 | Helium recovery from gaseous streams | Feras Hamad, Megat A. Rithauddeen, Taib Abang, Sebastien A. Duval | 2022-05-10 |
| 10765995 | Helium recovery from gaseous streams | Feras Hamad, Megat A. Rithauddeen, Taib Abang, Sebastien A. Duval | 2020-09-08 |
| 10508033 | Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology | Jean-Pierre R. Ballaguet, Iran D. Charry-Prada, Sebastien A. Duval | 2019-12-17 |
| 10479684 | Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology | Jean-Pierre R. Ballaguet, Iran D. Charry-Prada, Sebastien A. Duval, Feras Hamad, John P. O'Connell +1 more | 2019-11-19 |
| 10293301 | Modified siloxane composite membranes for heavy hydrocarbon recovery | John Jiin Chung Yang, Veera Venkata Ramakrishna Tammana, Daniel J. Harrigan | 2019-05-21 |
| 10106410 | Enhancement of Claus tail gas treatment by sulfur dioxide-selective membrane technology | Jean-Pierre R. Ballaguet, Iran D. Charry-Prada, Sebastien A. Duval | 2018-10-23 |
| 10106411 | Enhancement of claus tail gas treatment by sulfur dioxide-selective membrane technology and sulfur dioxide-selective absorption technology | Jean-Pierre R. Ballaguet, Iran D. Charry-Prada, Sebastien A. Duval, Feras Hamad, John P. O'Connell +1 more | 2018-10-23 |
| 10016728 | Gas separation membrane module for reactive gas service | Sudhir S. Kulkarni, Karl S. Beers, Jean-Pierre R. Ballaguet, Sebastien A. Duval | 2018-07-10 |
| 9981848 | Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a claus unit | Jean-Pierre R. Ballaguet, Sebastien A. Duval, Aadesh Harale, Anwar H. Khawajah, Veera Venkata Ramakrishna Tammana | 2018-05-29 |
| 9970895 | Apparatus, method and system for detecting salt in a hydrocarbon fluid | Naim Akmal, Rashed Mohammad Aleisa | 2018-05-15 |
| 9962659 | Gas separation membrane module for reactive gas service | Sudhir S. Kulkarni, Karl S. Beers, Jean-Pierre R. Ballaguet, Sebastien A. Duval | 2018-05-08 |
| 9943802 | Enhancement of claus tail gas treatment with membrane and reducing step | Jean-Pierre R. Ballaguet, Feras Hamad, Sebastien A. Duval, Iran D. Charry-Prada | 2018-04-17 |
| 9939405 | Apparatus, method and system for detecting salt in a hydrocarbon fluid | Naim Akmal, Rashed Mohammad Aleisa | 2018-04-10 |
| 9714925 | Simulataneous gas chromatograph analysis of a multi-stream natural gas upgrade generated through a multi-membrane process | Naim Akmal, Saeed Hasan Al-Shahrani, Anwar H. Al-Khawajah, Jean-Pierre R. Ballaguet, Sebastien A. Duval | 2017-07-25 |
| 9593015 | Sulfur recovery process for treating low to medium mole percent hydrogen sulfide gas feeds with BTEX in a Claus unit | Jean-Pierre R. Ballaguet, Sebastien A. Duval, Aadesh Harale, Anwar H. Khawajah, Veera Venkata Ramakrishna Tammana | 2017-03-14 |
| 9513273 | Apparatus, method and system for detecting salt in a hydrocarbon fluid | Naim Akmal, Rashed Mohammad Aleisa | 2016-12-06 |