Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE50515 | Methods for producing ethylene and propylene from naphtha | Nabil Al-Yassir, Mohammed Abdul Bari Siddiqui, Mian Rahat Saeed, Sulaiman Saleh Al-Khattaf, Ahmed S. Alzenaidi +1 more | 2025-08-05 |
| 12351760 | Modified ZSM-5 for steam enhanced catalytic cracking of crude oil to light olefins and aromatics | Aaron Chi Akah, Musaed Salem Al-Ghrami, Ziyauddin S. Qureshi, Mohammed Abdul Bari Siddiqui | 2025-07-08 |
| 11866389 | Processes of forming metal-doped zeolite catalysts with enhanced mesoporosity | Yaming Jin, Ziyauddin S. Qureshi, Omer Refa Koseoglu, Mohammad Naseem Akhtar, Hassan Saeed Al-Awad Alasiri | 2024-01-09 |
| 11760943 | Nano-ZSM-11 for direct conversion of crude oil to light olefins and aromatics | Aaron Chi Akah, Ziyauddin S. Qureshi, Siddiqui M. Abdulbari | 2023-09-19 |
| 11725149 | Fluidized catalytic cracking processes and additives for improving gasoline yield and quality | Yaming Jin, Omer Refa Koseoglu, Ziyauddin S. Qureshi, M. Abdullbari Siddiqui | 2023-08-15 |
| 11673845 | Aromatization of light hydrocarbons using metal-modified zeolite catalysts | Ziyauddin S. Qureshi, Yaming Jin, Omer Refa Koseoglu, Mohammad Naseem Akhtar, Hassan Saeed Al-Awad Alasiri | 2023-06-13 |
| 11465950 | Aromatization of light hydrocarbons using metal-doped zeolite catalysts with enhanced mesoporosity | Yaming Jin, Ziyauddin S. Qureshi, Omer Refa Koseoglu, Mohammad Naseem Akhtar, Hassan Saeed Al-Awad Alasiri | 2022-10-11 |
| 11439991 | Catalyst compositions for aromatizing hydrocarbons and processes for producing aromatic compounds using the catalyst compositions | Palani Arudra, Yaming Jin, Omer Refa Koseoglu, Muhammad Naseem Akhtar | 2022-09-13 |
| 11351527 | Zeolite composite catalysts for conversion of heavy reformate to xylenes | Balasamy Rabindran Jermy, Syed Ahmed Ali, Raed Abudawoud, Sulaiman Saleh Al-Khattaf | 2022-06-07 |
| 11123715 | Mesoporous composite catalysts containing bismuth silicate and transition metal oxide | Gazali TANIMU, Sachio Asaoka | 2021-09-21 |
| 10844294 | Catalytic cracking of crude oil to light olefins | Sulaiman Saleh Al-Khattaf, Akram Abdulhakeem Al-Absi | 2020-11-24 |
| 10661260 | Zeolite composite catalysts for conversion of heavy reformate to xylenes | Balasamy Rabindran Jermy, Syed Ahmed Ali, Raed Abudawoud, Sulaiman Saleh Al-Khattaf | 2020-05-26 |
| 10583423 | Dual catalyst system for propylene production | Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar +1 more | 2020-03-10 |
| 10550333 | Methods for producing ethylene and propylene from naphtha | Nabil Al-Yassir, Mohammed Abdul Bari Siddiqui, Mian Rahat Saeed, Sulaiman Saleh Al-Khattaf, Ahmed S. Alzenaidi +1 more | 2020-02-04 |
| 10532347 | Dual catalyst system for propylene production | Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar +1 more | 2020-01-14 |
| 10195604 | Modified zeolite catalyst and methods for producing and using same | Nabil Al-Yassir, Mohammed H. Al-Hazmi, Mohammed Abdul Bari Siddiqui, Yaming Jin, Sulaiman Saleh Al-Khattaf | 2019-02-05 |
| 10173205 | Process for forming a xylene-rich stream | Sulaiman Saleh Al-Khattaf, Syed Ahmed Ali | 2019-01-08 |
| 10173204 | Fixed-bed alkyl-aromatic conversion process | Sulaiman Saleh Al-Khattaf, Syed Ahmed Ali | 2019-01-08 |
| 10150106 | Method for forming a zeolite catalyst and use thereof to form a BTX-rich stream | Sulaiman Saleh Al-Khattaf, Syed Ahmed Ali | 2018-12-11 |
| 10099210 | Catalytic methods for converting naphtha into olefins | Mohammed H. Al-Hazmi, Taiwo Odedairo, Ahmed Al-Zenaidi, Sulaiman Saleh Al-Khattaf, Nabil Al-Yassir +1 more | 2018-10-16 |
| 10052618 | Dual catalyst system for propylene production | Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar +1 more | 2018-08-21 |
| 10035140 | Process for producing xylene using a metal-doped zeolite catalyst | Sulaiman Saleh Al-Khattaf, Syed Ahmed Ali | 2018-07-31 |
| 10005703 | Propylene production using a mesoporous silica foam metathesis catalyst | Raed Abudawoud, Sulaiman Saleh Al-Khattaf, Arudra Palani, Mohammad Naseem Akhtar, Tazul Islam Bhuiyan +1 more | 2018-06-26 |
| 9884794 | Dual catalyst system for propylene production | Sulaiman Saleh Al-Khattaf, Arudra Palani, Tazul Islam Bhuiyan, Sohel Shaikh, Mohammad Naseem Akhtar +1 more | 2018-02-06 |
| 9783464 | Catalytic hydrocracking of light olefins | Sulaiman Saleh Al-Khattaf, Arudra Palani | 2017-10-10 |