Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase

Solvent extraction process involving membrane separation of extract phase and/or intermediate zone phase

US Patent 5435918 · Granted Jul 25, 1995

Estimated economic value: $40,051,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Recovering a relatively volatile component of a solution from a less volatile co1997
Solvent extraction of hydrocarbon oils producing an increased yield of improved 1997
Solvent extraction process involving membrane separation of extract phase and/or1993
Solvent extraction process involving membrane separation of extract phase and/or1993
Interfacially polymerized membranes for the reverse osmosis separation of organi1992
Distillation tower and sidestream stripper therefor1992
Selective separation of multi-ring aromatic hydrocarbons from distillates by per1990
Aromatics - non-armoatics separation by permeation through thermally crosslinked1989
Reverse osmosis cellulose and cellulosic membranes prepared by repeated drying a1989
Selective permeation of aromatic hydrocarbons through polyethylene glycol impreg1989
Membrane separation of uncoverted carbon fiber precursors from flux solvent and/1986
Process for separating alkylaromatics from aromatic solvents and the separation 1986