IT7826475A0 - Procedimento per la produzione di etilene da miscele di idrocarburi mediante rettificazione a basse temperature. - Google Patents
Procedimento per la produzione di etilene da miscele di idrocarburi mediante rettificazione a basse temperature.Info
- Publication number
- IT7826475A0 IT7826475A0 IT7826475A IT2647578A IT7826475A0 IT 7826475 A0 IT7826475 A0 IT 7826475A0 IT 7826475 A IT7826475 A IT 7826475A IT 2647578 A IT2647578 A IT 2647578A IT 7826475 A0 IT7826475 A0 IT 7826475A0
- Authority
- IT
- Italy
- Prior art keywords
- hydrocarbons
- mixtures
- ethylene
- procedure
- production
- Prior art date
Links
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title 1
- 239000005977 Ethylene Substances 0.000 title 1
- 229930195733 hydrocarbon Natural products 0.000 title 1
- 150000002430 hydrocarbons Chemical class 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
- F25J3/0219—Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0238—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 2 carbon atoms or more
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/76—Refluxing the column with condensed overhead gas being cycled in a quasi-closed loop refrigeration cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/12—Refinery or petrochemical off-gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/62—Ethane or ethylene
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/12—External refrigeration with liquid vaporising loop
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
- F25J2270/902—Details about the refrigeration cycle used, e.g. composition of refrigerant, arrangement of compressors or cascade, make up sources, use of reflux exchangers etc.
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/40—Ethylene production
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2735588A DE2735588C2 (de) | 1977-08-06 | 1977-08-06 | Verfahren zur Trennung von Äthylen enthaltenden Kohlenwasserstoffgemischen durch Rektifikation bei tiefen Temperaturen |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7826475A0 true IT7826475A0 (it) | 1978-08-04 |
IT1097698B IT1097698B (it) | 1985-08-31 |
Family
ID=6015844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26475/78A IT1097698B (it) | 1977-08-06 | 1978-08-04 | Procedimento per la produzione di etilene da miscele di indrocarburi mediante rettificazione a basse temperature |
Country Status (9)
Country | Link |
---|---|
US (1) | US4218229A (it) |
JP (1) | JPS5452009A (it) |
BR (1) | BR7805025A (it) |
DE (1) | DE2735588C2 (it) |
ES (1) | ES472132A1 (it) |
FR (1) | FR2399396A1 (it) |
GB (1) | GB2002102B (it) |
IT (1) | IT1097698B (it) |
NL (1) | NL7808232A (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4460396A (en) * | 1981-09-02 | 1984-07-17 | Compagnie Francaise D'etudes Et De Construction "Technip" | Method for producing purified ethylene through thermo-coupled distillation and ethylene-producing apparatus using the said method |
US4720293A (en) * | 1987-04-28 | 1988-01-19 | Air Products And Chemicals, Inc. | Process for the recovery and purification of ethylene |
US4851020A (en) * | 1988-11-21 | 1989-07-25 | Mcdermott International, Inc. | Ethane recovery system |
KR101388083B1 (ko) * | 2013-01-24 | 2014-04-22 | 한국에너지기술연구원 | 혼합 가스로부터 에틸렌 또는 에탄을 분리하는 방법 |
US9545610B2 (en) * | 2013-03-04 | 2017-01-17 | Nova Chemicals (International) S.A. | Complex comprising oxidative dehydrogenation unit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE480496A (it) * | 1947-02-19 | |||
US2731810A (en) * | 1949-01-04 | 1956-01-24 | Qjivaiiov snoonilnod | |
DE1110668B (de) * | 1960-07-30 | 1961-07-13 | Linde Eismasch Ag | Verfahren und Einrichtung zum Trennen von Dreistoffgemischen, bei denen zwei Komponenten eine azeotrop siedende Mischung bilden, durch Tieftemperaturrektifikation |
GB1124580A (en) * | 1966-02-22 | 1968-08-21 | Petrocarbon Dev Ltd | Low temperature separation of a mixture of gases |
-
1977
- 1977-08-06 DE DE2735588A patent/DE2735588C2/de not_active Expired
-
1978
- 1978-07-28 ES ES472132A patent/ES472132A1/es not_active Expired
- 1978-08-02 FR FR7822792A patent/FR2399396A1/fr active Granted
- 1978-08-04 NL NL787808232A patent/NL7808232A/xx not_active Application Discontinuation
- 1978-08-04 JP JP9515978A patent/JPS5452009A/ja active Pending
- 1978-08-04 IT IT26475/78A patent/IT1097698B/it active
- 1978-08-04 BR BR7805025A patent/BR7805025A/pt unknown
- 1978-08-07 US US05/931,577 patent/US4218229A/en not_active Expired - Lifetime
- 1978-08-07 GB GB7832417A patent/GB2002102B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1097698B (it) | 1985-08-31 |
ES472132A1 (es) | 1979-03-16 |
GB2002102A (en) | 1979-02-14 |
US4218229A (en) | 1980-08-19 |
GB2002102B (en) | 1982-01-20 |
BR7805025A (pt) | 1979-05-08 |
DE2735588B1 (de) | 1979-02-08 |
NL7808232A (nl) | 1979-02-08 |
DE2735588C2 (de) | 1979-10-04 |
FR2399396B1 (it) | 1982-11-19 |
FR2399396A1 (fr) | 1979-03-02 |
JPS5452009A (en) | 1979-04-24 |
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