IT1064708B - Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene - Google Patents

Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene

Info

Publication number
IT1064708B
IT1064708B IT24986/76A IT2498676A IT1064708B IT 1064708 B IT1064708 B IT 1064708B IT 24986/76 A IT24986/76 A IT 24986/76A IT 2498676 A IT2498676 A IT 2498676A IT 1064708 B IT1064708 B IT 1064708B
Authority
IT
Italy
Prior art keywords
fractionation
plants
ethylene
production
improved process
Prior art date
Application number
IT24986/76A
Other languages
English (en)
Italian (it)
Inventor
Gazzi Luigi
Sguera Oronzo
Original Assignee
Snam Progetti
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
Application filed by Snam Progetti filed Critical Snam Progetti
Priority to IT24986/76A priority Critical patent/IT1064708B/it
Priority to DK210977A priority patent/DK145098C/da
Priority to GB20573/77A priority patent/GB1575558A/en
Priority to NO771739A priority patent/NO771739L/no
Priority to ES459274A priority patent/ES459274A1/es
Priority to JP5781077A priority patent/JPS535102A/ja
Priority to NL7705715A priority patent/NL7705715A/xx
Priority to AR267800A priority patent/AR220518A1/es
Priority to DE2725198A priority patent/DE2725198C3/de
Priority to FR7717237A priority patent/FR2356614A1/fr
Priority to BR7703781A priority patent/BR7703781A/pt
Priority to BE178288A priority patent/BE855497A/fr
Priority to LU77522A priority patent/LU77522A1/xx
Application granted granted Critical
Publication of IT1064708B publication Critical patent/IT1064708B/it

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • 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
    • F25J3/0228—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
    • F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead 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
    • 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
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
IT24986/76A 1976-07-02 1976-07-02 Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene IT1064708B (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT24986/76A IT1064708B (it) 1976-07-02 1976-07-02 Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene
DK210977A DK145098C (da) 1976-07-02 1977-05-13 Fremgangsmaade til fraktionering af krakningsgasser
GB20573/77A GB1575558A (en) 1976-07-02 1977-05-16 Fractionation of hydrocarbons
NO771739A NO771739L (no) 1976-07-02 1977-05-16 Fremgangsm}te for fraksjonering av crackinggasser
JP5781077A JPS535102A (en) 1976-07-02 1977-05-20 Method of fractionation of cracking gas
ES459274A ES459274A1 (es) 1976-07-02 1977-05-20 Procedimiento para el fraccionamiento de los gases de cra- queo en instalaciones de produccion de etileno.
NL7705715A NL7705715A (nl) 1976-07-02 1977-05-24 Werkwijze voor het gefraktioneerd destilleren van kraakgassen in inrichtingen voor de berei- ding van etheen.
AR267800A AR220518A1 (es) 1976-07-02 1977-05-27 Procedimiento mejorado para el fraccionamiento de los gases de craqueo en las instalaciones de produccion de etileno
DE2725198A DE2725198C3 (de) 1976-07-02 1977-06-03 Verfahren zur Fraktionierung von Crackgasen aus Einrichtungen zur Äthylenherstellung
FR7717237A FR2356614A1 (fr) 1976-07-02 1977-06-06 Procede ameliore pour le fractionnement de gaz de craquage dans les installations de production d'ethylene
BR7703781A BR7703781A (pt) 1976-07-02 1977-06-07 Processo aperfeicoado para fracionamento dos gases de craqueamento nas instalacoes de producao de etileno
BE178288A BE855497A (fr) 1976-07-02 1977-06-08 Procede ameliore pour le fractionnement de gaz de craquage dans les installations de production d'ethylene
LU77522A LU77522A1 (fr) 1976-07-02 1977-06-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24986/76A IT1064708B (it) 1976-07-02 1976-07-02 Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene

Publications (1)

Publication Number Publication Date
IT1064708B true IT1064708B (it) 1985-02-25

Family

ID=11215335

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24986/76A IT1064708B (it) 1976-07-02 1976-07-02 Processo migliorato per il frazionamento dei gas di cracking negli impianti per la produzione di etilene

Country Status (13)

Country Link
JP (1) JPS535102A (fr)
AR (1) AR220518A1 (fr)
BE (1) BE855497A (fr)
BR (1) BR7703781A (fr)
DE (1) DE2725198C3 (fr)
DK (1) DK145098C (fr)
ES (1) ES459274A1 (fr)
FR (1) FR2356614A1 (fr)
GB (1) GB1575558A (fr)
IT (1) IT1064708B (fr)
LU (1) LU77522A1 (fr)
NL (1) NL7705715A (fr)
NO (1) NO771739L (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH088692Y2 (ja) * 1991-11-12 1996-03-13 シンコハンガー株式会社 衣服ハンガー

Also Published As

Publication number Publication date
GB1575558A (en) 1980-09-24
BE855497A (fr) 1977-12-08
DK210977A (da) 1978-01-03
ES459274A1 (es) 1978-03-01
BR7703781A (pt) 1978-05-23
DE2725198A1 (de) 1978-01-05
AR220518A1 (es) 1980-11-14
JPS535102A (en) 1978-01-18
LU77522A1 (fr) 1977-09-26
FR2356614B1 (fr) 1980-02-01
NL7705715A (nl) 1978-01-04
DE2725198C3 (de) 1980-10-02
NO771739L (no) 1978-01-03
DK145098B (da) 1982-08-30
FR2356614A1 (fr) 1978-01-27
DK145098C (da) 1983-01-31
DE2725198B2 (de) 1980-01-31

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