Gas cylinders catalyst

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These increase production of household cylinder gases in industry

Heavy oil/VGO → FCC reactor + USY FCC catalyst + ZSM-5 additive → LPG + gasoline + propylene + other products

#  | ZSM-5 catalyst         | Main use                                        |
| -- | ---------------------- | ----------------------------------------------- |
| 1  | **H-ZSM-5**            | Acid catalysis, cracking, aromatization         |
| 2  | **Na-ZSM-5**           | Catalyst precursor / ion exchange               |
| 3  | **NH₄-ZSM-5**          | Used to prepare H-ZSM-5                         |
| 4  | **P-ZSM-5**            | Improved hydrothermal stability and selectivity |
| 5  | **Fe-ZSM-5**           | DeNOx/SCR, oxidation reactions                  |
| 6  | **Cu-ZSM-5**           | NOx reduction, SCR                              |
| 7  | **Zn-ZSM-5**           | Aromatization of hydrocarbons                   |
| 8  | **Ga-ZSM-5**           | Aromatization and dehydrogenation               |
| 9  | **Ag-ZSM-5**           | Oxidation and specialty catalytic reactions     |
| 10 | **Co-ZSM-5**           | Oxidation and environmental catalysis           |
| 11 | **Ni-ZSM-5**           | Hydrogenation/dehydrogenation and upgrading     |
| 12 | **Pt/ZSM-5**           | Hydrocarbon upgrading and reforming             |
| 13 | **Pd/ZSM-5**           | Hydrogenation and emission-control applications |
| 14 | **Mo/ZSM-5**           | Methane-to-aromatics research/catalysis         |
| 15 | **W-ZSM-5**            | Hydrocarbon conversion                          |
| 16 | **B-ZSM-5**            | Modified acidity and selective catalysis        |
| 17 | **Ti-ZSM-5**           | Selective oxidation                             |
| 18 | **Sn-ZSM-5**           | Lewis-acid catalysis                            |
| 19 | **Al-ZSM-5**           | Conventional acidic ZSM-5                       |
| 20 | **Hierarchical ZSM-5** | Improved diffusion for larger molecules         |

جامعة الملك سلمان الدولية - King Salman International University Pakistan Pakistan Army World Network Gulf Petrochemicals & Chemicals Association (GPCA) International Petrochemicals (Pvt.) ltd.

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