1. L.S. White, I. Wang, B.S Minhas, Polyimide membrane for separation of solvents from lube oil, US Patent 5,264,166 (1993).
2. C. Linder, M. Nemas, M. Perry, R. Katraro, Silicone-derived solvent stable membranes, US Patent 5,205,934 (1993).
3. L.S. White, Polyimide membranes for hyperfiltration recovery of aromatic solvents, US Patent 6,180,008 (2001).
4. Solvent recovery from lube oil filtrates with a polyimide membrane;White;J. Membr. Sci.,2000
5. Deacidification of soybean oil by membrane technology;Raman;JAOSC,1996