Resources Contact Us Home
Separation of components from aromatic hydrocarbon mixtures thereof by extractive distillation

Image Number 2 for United States Patent #6395141.

A method of separating aromatic hydrocarbons and non-aromatic hydrocarbons, and aromatic hydrocarbons and naphtenes involves distilling a mixture of the components by an extractive distillation process in the presence of an extractive distillation solvent. The extractive distillation solvent may be an ester of a dibasic acid, an acetonyl acetone or morpholine.

  Recently Added Patents
Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene
Monitoring cloud-runtime operations
Making transparent capacitor with multi-layer grid
Pharmaceutical dosage form
Charged-particle beam lens
MRAM with sidewall protection and method of fabrication
Telephone line seizure module
  Randomly Featured Patents
Stereoscopic endoscope
Method of fabricating passivation
System for compensating a signal for an offset from a reference level
Screw, driver bit and header punch for manufacture of screw
Hand gun hammer block
Method for separation of solids from drilling fluids by magnetic separation and centrifugation
Frame for a skate, method for the manufacture thereof, skating shoe and skate
Color developer for pressure-sensitive recording papers
Spray dampening system for offset press
Display system, screen design setting tool, display system program, screen design setting program, and recording medium