ATE61326T1 - METHOD OF LIMITING THE POLLUTION OF HYDROCARBON COMPOSITIONS CONTAINING OLEFINIC COMPOUNDS. - Google Patents

METHOD OF LIMITING THE POLLUTION OF HYDROCARBON COMPOSITIONS CONTAINING OLEFINIC COMPOUNDS.

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Publication number
ATE61326T1
ATE61326T1 AT87300252T AT87300252T ATE61326T1 AT E61326 T1 ATE61326 T1 AT E61326T1 AT 87300252 T AT87300252 T AT 87300252T AT 87300252 T AT87300252 T AT 87300252T AT E61326 T1 ATE61326 T1 AT E61326T1
Authority
AT
Austria
Prior art keywords
pollution
limiting
bottoms
compositions containing
olefinic compounds
Prior art date
Application number
AT87300252T
Other languages
German (de)
Inventor
Thomas Michael Ferrell
Original Assignee
Exxon Chemical Patents Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/818,583 external-priority patent/US4670131A/en
Application filed by Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Application granted granted Critical
Publication of ATE61326T1 publication Critical patent/ATE61326T1/en

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Landscapes

  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

An organic feed stream contg. olefinic hydrocarbon(s) is sepd. into an overheads stream of ethylene (prefd.), propylene, butenes and/or butadiene and a bottoms liq. contg. other olefinic hydrocarbon liqs. including 2-7C hydrocarbons. The improvement comprises adding below 700 ppb of a stable free radical (I) to the feed stream to inhibit fouling by the bottoms liq., (I) being a nitroxide having a b.pt. above the sepd. olefinic cpd(s). such that (I) remains in the bottoms. (I) may be produced in situ from a precursor.
AT87300252T 1986-01-13 1987-01-13 METHOD OF LIMITING THE POLLUTION OF HYDROCARBON COMPOSITIONS CONTAINING OLEFINIC COMPOUNDS. ATE61326T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/818,583 US4670131A (en) 1986-01-13 1986-01-13 Method for controlling fouling of hydrocarbon compositions containing olefinic compounds
EP87300252A EP0230366B1 (en) 1986-01-13 1987-01-13 Method for controlling fouling of hydrocarbon compositions containing olefinic compounds

Publications (1)

Publication Number Publication Date
ATE61326T1 true ATE61326T1 (en) 1991-03-15

Family

ID=25225880

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87300252T ATE61326T1 (en) 1986-01-13 1987-01-13 METHOD OF LIMITING THE POLLUTION OF HYDROCARBON COMPOSITIONS CONTAINING OLEFINIC COMPOUNDS.

Country Status (5)

Country Link
AT (1) ATE61326T1 (en)
DE (1) DE3768283D1 (en)
FI (1) FI873994A0 (en)
NO (1) NO172348C (en)
PT (1) PT84095B (en)

Also Published As

Publication number Publication date
DE3768283D1 (en) 1991-04-11
PT84095A (en) 1987-02-01
FI873994A (en) 1987-09-14
NO172348C (en) 1993-07-07
NO873678D0 (en) 1987-09-02
NO172348B (en) 1993-03-29
FI873994A0 (en) 1987-09-14
PT84095B (en) 1989-02-28
NO873678L (en) 1987-09-02

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time