Skip to main content
OSTI.GOVU.S. Department of Energy Office of Scientific and Technical Information
U.S. Department of Energy
Office of Scientific and Technical Information
 

Process for removing polymer-forming impurities from naphtha fraction

Patent ·
OSTI ID:864818
 [1];  [2];  [1]
  1. Pittsburgh, PA
  2. Avonmore, PA
+ Show Author Affiliations
Polymer precursor materials are vaporized without polymerization or are removed from a raw naphtha fraction by passing the raw naphtha to a vaporization zone (24) and vaporizing the naphtha in the presence of a wash oil while stripping with hot hydrogen to prevent polymer deposits in the equipment.
Research Organization:
SRC International Inc
DOE Contract Number:
AC05-78OR03055
Assignee:
Pittsburg & Midway Coal Mining Co. (Englewood, CO)
Patent Number(s):
US 4422927
OSTI ID:
864818
Country of Publication:
United States
Language:
English

Similar Records

Process for removing polymer-forming impurities from naphtha fraction
Patent · 1983 · OSTI ID:7013200
Investigation of the combined processing of solvent naphtha and wash oil fraction
Journal Article · 1982 · Coke Chem. USSR (Engl. Transl.); (United States) · OSTI ID:6576836
Process of purifying hydrocarbons. [removal of unstable components]
Patent · 1930 · OSTI ID:7117504

Related Subjects

/208/
24
deposits
equipment
fraction
hot
hydrogen
impurities
materials
naphtha
naphtha fraction
oil
passing
polymer
polymer precursor
polymer-forming
polymerization
precursor
precursor material
precursor materials
presence
prevent
process
raw
raw naphtha
removed
removing
stripping
vaporization
vaporization zone
vaporized
vaporizing
wash
zone