Resources Contact Us Home
Removal of impurities from a hydrocarbon component or fraction

Image Number 3 for United States Patent #6483003.

A process for removing impurities from a hydrocarbon component or fraction comprises mixing, in a liquid-liquid extraction step, an impurity-containing liquid hydrocarbon component or fraction, as an impure liquid hydrocarbon feedstock, with an acetonitrile-based solvent. Thereby, at least one impurity is extracted from the hydrocarbon component or fraction into the solvent. There is withdrawn from the extraction step, as a raffinate, purified hydrocarbon component or fraction, while there is withdrawn from the extraction step, as an extract, impurity-containing solvent.

  Recently Added Patents
Phase lock loop with injection pulse control
Tap and linking module TDO register, gating for TCK and TMS
Method and apparatus for secure transfer and playback of multimedia content
Wireless network device including a polarization and spatial diversity antenna system
Mixture, especially spinning solution
Methods, systems, and computer-readable media for providing an event alert
  Randomly Featured Patents
Combined watch case and bracelet
Reverse flow air filter arrangement and method
Multistage-expansion evaporator
Stethescope disposable covers
Portion of a shoe outsole
Methods and compositions for the treatment of asthma and related disorders
Methods for modifying a vertical surface mount package
Method and device for the serial transmission of data
Self-supporting tire for motor-vehicle wheels incorporating elastic support inserts in the sidewalls
System and method of processing and packing disk-like objects