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.Info
- 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
Links
- 229930195733 hydrocarbon Natural products 0.000 title abstract 4
- 150000002430 hydrocarbons Chemical class 0.000 title abstract 4
- 239000004215 Carbon black (E152) Substances 0.000 title abstract 3
- 150000001875 compounds Chemical class 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical class ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract 1
- 150000003254 radicals Chemical class 0.000 abstract 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- 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)
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.
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) | FI873994L (en) |
| NO (1) | NO172348C (en) |
| PT (1) | PT84095B (en) |
-
1987
- 1987-01-13 FI FI873994A patent/FI873994L/en not_active Application Discontinuation
- 1987-01-13 AT AT87300252T patent/ATE61326T1/en not_active IP Right Cessation
- 1987-01-13 PT PT84095A patent/PT84095B/en unknown
- 1987-01-13 DE DE8787300252T patent/DE3768283D1/en not_active Expired - Lifetime
- 1987-09-02 NO NO873678A patent/NO172348C/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI873994A7 (en) | 1987-09-14 |
| DE3768283D1 (en) | 1991-04-11 |
| NO172348C (en) | 1993-07-07 |
| NO873678D0 (en) | 1987-09-02 |
| FI873994A0 (en) | 1987-09-14 |
| NO172348B (en) | 1993-03-29 |
| PT84095A (en) | 1987-02-01 |
| NO873678L (en) | 1987-09-02 |
| FI873994L (en) | 1987-09-14 |
| PT84095B (en) | 1989-02-28 |
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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 |