Inventor
DUMA VIOREL
US10 patents
⚠️ This page may combine multiple inventors who share the name “DUMA VIOREL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHEVRON USA INC
8 patentsUS9956553B2May 1, 2018
Regeneration of an ionic liquid catalyst by hydrogenation using a macroporous noble metal catalyst
CHEVRON USA INC5 citations82
US11000839B2May 11, 2021
Regeneration of an ionic liquid catalyst by hydrogenation using a macroporous noble metal catalyst
CHEVRON USA INC2 citations71
US12011710B1Jun 18, 2024
Tetrametallic bulk hydroprocessing catalysts
CHEVRON USA INC0 citations60
US11951458B2Apr 9, 2024
Tetrametallic bulk hydroprocessing catalysts
CHEVRON USA INC0 citations60
US11731112B2Aug 22, 2023
Tetrametallic bulk hydroprocessing catalysts
CHEVRON USA INC0 citations60
US11041128B2Jun 22, 2021
Catalytic remedy for advanced UCO bleed reduction in recycle hydrocracking operations
CHEVRON USA INC0 citations57
US10968405B2Apr 6, 2021
Catalytic remedy for advanced UCO bleed reduction in recycle hydrocracking operations
CHEVRON USA INC1 citations55
US12545844B2Feb 10, 2026
Hydrocracking catalyst and process using molecular sieve SSZ-91
CHEVRON USA INC0 citations44