Removal of HF from the sludge resulting from the treatment of a hydrocarbon
US3964993A · kind A · utility
2Cited by
1References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 23, 1975 |
| Grant date | Jun 22, 1976 |
| Priority date | — |
| Expiry date | Jan 23, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2527/1206
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for removing HF (hydrogen fluoride) from the sludge resulting from the HF treatment of a hydrocarbon is disclosed. The process comprises concurrently treating the sludge with aqueous caustic and a liquid aromatic hydrocarbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.