DE69001034D1 - Verfahren zur erniedrigung der verschmutzung in ethylencrackoefen. - Google Patents
Verfahren zur erniedrigung der verschmutzung in ethylencrackoefen.Info
- Publication number
- DE69001034D1 DE69001034D1 DE9090303424T DE69001034T DE69001034D1 DE 69001034 D1 DE69001034 D1 DE 69001034D1 DE 9090303424 T DE9090303424 T DE 9090303424T DE 69001034 T DE69001034 T DE 69001034T DE 69001034 D1 DE69001034 D1 DE 69001034D1
- Authority
- DE
- Germany
- Prior art keywords
- ethylene
- ovens
- crack
- reducing pollution
- pollution
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/14—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils in pipes or coils with or without auxiliary means, e.g. digesters, soaking drums, expansion means
- C10G9/16—Preventing or removing incrustation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
- C07C4/02—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by cracking a single hydrocarbon or a mixture of individually defined hydrocarbons or a normally gaseous hydrocarbon fraction
- C07C4/04—Thermal processes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/20—Use of additives, e.g. for stabilisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Analytical Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Fireproofing Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/332,649 US4900426A (en) | 1989-04-03 | 1989-04-03 | Triphenylphosphine oxide as an ethylene furnace antifoulant |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69001034D1 true DE69001034D1 (de) | 1993-04-15 |
DE69001034T2 DE69001034T2 (de) | 1993-07-29 |
Family
ID=23299207
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9090303424T Expired - Fee Related DE69001034T2 (de) | 1989-04-03 | 1990-03-30 | Verfahren zur erniedrigung der verschmutzung in ethylencrackoefen. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4900426A (de) |
EP (1) | EP0391620B1 (de) |
JP (1) | JPH02286628A (de) |
AT (1) | ATE86650T1 (de) |
CA (1) | CA2004252A1 (de) |
DE (1) | DE69001034T2 (de) |
ES (1) | ES2040047T3 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5360531A (en) * | 1992-12-10 | 1994-11-01 | Nalco Chemical Company | Phosphoric triamide coking inhibitors |
US5354450A (en) * | 1993-04-07 | 1994-10-11 | Nalco Chemical Company | Phosphorothioate coking inhibitors |
US5779881A (en) * | 1994-02-03 | 1998-07-14 | Nalco/Exxon Energy Chemicals, L.P. | Phosphonate/thiophosphonate coking inhibitors |
DE4405884C1 (de) * | 1994-02-21 | 1995-09-07 | Mannesmann Ag | Wärmeaustauschfläche in Reaktoren und/oder Wärmeaustauschern und Verfahren zur Herstellung einer katalytisch desaktivierten Metalloberfläche |
DE4405883C1 (de) * | 1994-02-21 | 1995-08-10 | Gerhard Prof Dr Zimmermann | Verfahren zur Herstellung von thermisch gecrackten Produkten und Anwendung des Verfahrens zur Verminderung der Verkokung von Wärmeaustauschflächen |
US5863416A (en) * | 1996-10-18 | 1999-01-26 | Nalco/Exxon Energy Chemicals, L.P. | Method to vapor-phase deliver heater antifoulants |
US8192613B2 (en) * | 2008-02-25 | 2012-06-05 | Baker Hughes Incorporated | Method for reducing fouling in furnaces |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3531394A (en) * | 1968-04-25 | 1970-09-29 | Exxon Research Engineering Co | Antifoulant additive for steam-cracking process |
US3647677A (en) * | 1969-06-11 | 1972-03-07 | Standard Oil Co | Retardation of coke formation |
CA935190A (en) * | 1970-05-20 | 1973-10-09 | Koszman Ihor | Thermal cracking process |
US4105540A (en) * | 1977-12-15 | 1978-08-08 | Nalco Chemical Company | Phosphorus containing compounds as antifoulants in ethylene cracking furnaces |
US4542253A (en) * | 1983-08-11 | 1985-09-17 | Nalco Chemical Company | Use of phosphate and thiophosphate esters neutralized with water soluble amines as ethylene furnace anti-coking antifoulants |
US4551227A (en) * | 1984-04-16 | 1985-11-05 | Phillips Petroleum Company | Antifoulants for thermal cracking processes |
US4835332A (en) * | 1988-08-31 | 1989-05-30 | Nalco Chemical Company | Use of triphenylphosphine as an ethylene furnace antifoulant |
-
1989
- 1989-04-03 US US07/332,649 patent/US4900426A/en not_active Expired - Fee Related
- 1989-11-30 CA CA002004252A patent/CA2004252A1/en not_active Abandoned
-
1990
- 1990-03-27 JP JP2075816A patent/JPH02286628A/ja active Pending
- 1990-03-30 ES ES199090303424T patent/ES2040047T3/es not_active Expired - Lifetime
- 1990-03-30 EP EP90303424A patent/EP0391620B1/de not_active Expired - Lifetime
- 1990-03-30 AT AT90303424T patent/ATE86650T1/de not_active IP Right Cessation
- 1990-03-30 DE DE9090303424T patent/DE69001034T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0391620A1 (de) | 1990-10-10 |
JPH02286628A (ja) | 1990-11-26 |
ATE86650T1 (de) | 1993-03-15 |
DE69001034T2 (de) | 1993-07-29 |
CA2004252A1 (en) | 1990-10-03 |
ES2040047T3 (es) | 1993-10-01 |
US4900426A (en) | 1990-02-13 |
EP0391620B1 (de) | 1993-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |