BITUMENS COMPRISING UNCONVENTIONAL BITUMEN BASES
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United States of America
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Issued Date -
Mar 3, 2022
app pub date -
Aug 24, 2021
filing date -
Aug 24, 2021
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Abstract
Between 40% and 75% by weight of a first bitumen base B1 an asphalt obtained by a solvent deasphalting of a first vacuum residue R1 resulting from the distillation of an effluent hydroconverted by a process for the ebullated bed hydroconversion of a heavy hydrocarbon feedstock, and
- Between 25% and 60% by weight of a second bitumen base B2 and/or of a flux F, F at least one heavy aromatic cut with a hydrogen content of greater than 8.5% by weight, B2, R1 or a second vacuum residue R2 resulting from a distillation of a crude oil or a mixture of R1 and R2.
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