Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for increasing deasphalted oil production from upgraded residua

Process for increasing deasphalted oil production from upgraded residua

US Patent 4673485 · Granted Jun 16, 1987

Estimated economic value: $40,468,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Waste pond volume management2018
Mass spectrometric multivariate analysis2003
Method for enhancing asphalt properties2001
Critical temperature control with vortex cooling1997
Method for recovery or maintaining the activity of hydroisomerization catalysts1994
Method for recovering or maintaining the activity of hydroisomerization catalyst1993
Method for isomerizing wax to lube base oils1991
Method for isomerizing wax to lube base oils using a sized isomerization catalys1990
Method for in-situ repair of solvent dewaxing filter cloths1990
Dewaxing waxy hydrocarbon oils using di-alkyl fumarate-vinyl laurate copolymer d1986
Process for increasing Bright Stock raffinate oil production1986
Process for increasing Bright Stock raffinate oil production1986