Conversion of a hydrogen fluoride alkylation unit to a sulfuric acid alkylation unit and apparatus utilized therein
US11033873B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Aug 30, 2018 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Aug 30, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/584
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
This disclosure relates to methods of converting an HF alkylation unit which utilizes HF as a reaction catalyst to a sulfuric acid alkylation unit which utilizes sulfuric acid as a reaction catalyst. This disclosure also relates to a segmented sulfuric acid settler for separating a sulfuric acid phase from a hydrocarbon phase. This disclosure also relates to methods of converting a vertical HF acid settler to a segmented sulfuric acid settler. This disclosure also relates to converted sulfuric acid alkylation units and alkylation processes performed in the converted sulfuric acid alkylation units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.