Optimization of a deasphalting process with the aim of producing a feed for a carbon black unit
US10336953B2 · kind B2 · utility
1Cited by
2References
11Claims
0Family size
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Key dates
| Filing date | Nov 29, 2016 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Nov 29, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2300/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for producing a composition as a feed for producing carbon black starting from an atmospheric residue, in which said atmospheric residue is vacuum distilled in order to produce at least one vacuum distillate fraction and at least one vacuum residue fraction, said vacuum distillate fraction being treated in accordance with at least the following two steps in succession:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.