ES2090330T3 - Procedimiento con flujo turbulento y produccion de compuestos monoalquil-aromaticos. - Google Patents

Procedimiento con flujo turbulento y produccion de compuestos monoalquil-aromaticos.

Info

Publication number
ES2090330T3
ES2090330T3 ES91909102T ES91909102T ES2090330T3 ES 2090330 T3 ES2090330 T3 ES 2090330T3 ES 91909102 T ES91909102 T ES 91909102T ES 91909102 T ES91909102 T ES 91909102T ES 2090330 T3 ES2090330 T3 ES 2090330T3
Authority
ES
Spain
Prior art keywords
fabric
pressure member
roller
monoalkyl
procedure
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 - Lifetime
Application number
ES91909102T
Other languages
English (en)
Inventor
James H Benton
Jack Broodo
John B Ivy
Kirk A Leissner
Ellroy G Fox
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of ES2090330T3 publication Critical patent/ES2090330T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/067—C8H10 hydrocarbons
    • C07C15/073—Ethylbenzene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0073—Sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0229—Double end plates; Single end plates with hollow spaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B01J2219/0006—Temperature measurement of the heat exchange medium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B01J2219/00063—Temperature measurement of the reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00085—Plates; Jackets; Cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00094—Jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger separate from the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the pressure
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Abstract

EN UN DISPOSITIVO PARA GUIAR Y TENSAR UNA TELA CON AL MENOS UNA GUIA DE TELAS DISPUESTAS OBLICUAMENTE A LA DIRECCION DE LA TELA, PROVISTO DE UN RODILLO DE CONTROL GIRATORIO (1) Y DE OTRO RODILLO QUE GIRA EN DIRECCION CONTRARIA (2) PARALELO AL PRIMERO, TOMANDO UNA REGION DEL BORDE (K1, K2) ENTRE ELLOS, Y PROVISTO TAMBIEN DE UN MIEMBRO DE PRESION (3) QUE ENGRANA CON EL RODILLO DE CONTROL PARA GENERAR SEÑALES DE CORRECCION PROPORCIONALES A LA POSICION DEL BORDE Y DE UN DISPOSITIVO DE CONTROL PARA AJUSTAR EL MIEMBRO DE PRESION Y AFECTADO POR LAS SEÑALES DE CORRECCION A FIN DE CORREGIR CUALQUIER DESAJUSTE DE LA TELA, EL MIEMBRO DE PRESION (3) SE AJUSTA SIN PASOS HASTA UN LIMITE (Q) SOBRE LA LONGITUD DEL ACOPLAMIENTO DEL RODILLO QUE ES NECESARIA AUN PARA CORREGIR EL DESAJUSTE DE LA TELA Y VARIA LA FUERZA DE ANCLAJE SIN TENER QUE IZAR EL RODILLO DE CONTROL COMPLETAMENTE. EL MIEMBRO DE PRESION (3) NO PODRA AJUSTARSE PARA LIBERAR LA FUERZA DE SUJECCION HASTA QUE LA LONGITUD DE ACOPLAMIENTO NO SEA MENOR QUE EL LIMITE (Q).
ES91909102T 1990-04-17 1991-04-12 Procedimiento con flujo turbulento y produccion de compuestos monoalquil-aromaticos. Expired - Lifetime ES2090330T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/511,489 US5227556A (en) 1990-04-17 1990-04-17 Turbulent flow process, monoalkyl aromatic production process and reactor for such process

Publications (1)

Publication Number Publication Date
ES2090330T3 true ES2090330T3 (es) 1996-10-16

Family

ID=24035126

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91909102T Expired - Lifetime ES2090330T3 (es) 1990-04-17 1991-04-12 Procedimiento con flujo turbulento y produccion de compuestos monoalquil-aromaticos.

Country Status (7)

Country Link
US (2) US5227556A (es)
EP (2) EP0477358B1 (es)
JP (1) JP3080403B2 (es)
CA (1) CA2058430A1 (es)
DE (2) DE69121033T2 (es)
ES (1) ES2090330T3 (es)
WO (1) WO1991016285A1 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1006377A3 (fr) * 1992-11-24 1994-08-09 Raffinerie Tirlemontoise Sa Procede de separation d'une composition polydispersee de saccharides, produits obtenus par ce procede et utilisation des produits obtenus dans des compositions alimentaires.
US5443799A (en) * 1993-08-03 1995-08-22 Orgral International Technologies Corporation Process for the alkylation of olefins and apparatus for carrying out this process and others
US5676911A (en) * 1995-12-14 1997-10-14 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Radial flow fuel processor
US5977422A (en) * 1997-06-09 1999-11-02 The Dow Chemical Company Organoaluminum catalysis of alkylation reactions
TW527218B (en) * 1999-03-16 2003-04-11 Basf Ag Multitube reactor, especially for catalytic gas-phase reactions
US7273221B2 (en) * 2001-12-20 2007-09-25 Transbike Systems, Inc. Attachment system for bicycle accessories
US20050147980A1 (en) * 2003-12-30 2005-07-07 Intel Corporation Nucleic acid sequencing by Raman monitoring of uptake of nucleotides during molecular replication
US7297827B2 (en) 2004-11-29 2007-11-20 Fina Technology, Inc. Use of monolith catalyst to prepare ethylbenzene
CN104729323B (zh) * 2013-12-23 2019-01-25 裴志中 内筒和漏斗分程式双壳程管壳式换热器

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2139943A (en) * 1934-07-13 1938-12-13 Pennsylvania Petroleum Res Cor Process and apparatus for treating mineral oils
GB589072A (en) * 1941-08-01 1947-06-11 Standard Oil Dev Co An improved process for the production of ethyl benzene
US2429622A (en) * 1942-10-28 1947-10-28 Foster Wheeler Corp Catalytic production of ethyl benzene
US2491618A (en) * 1943-07-30 1949-12-20 Standard Oil Co Catalytic contacting apparatus
US3121123A (en) * 1961-03-20 1964-02-11 California Research Corp Preparation of primary normal alkyl benzenes
US3212860A (en) * 1962-03-23 1965-10-19 Phillips Petroleum Co Method of and apparatus for contacting immiscible fluids
US3200164A (en) * 1964-09-08 1965-08-10 Universal Oil Prod Co Alkylation-transalkylation process
US3448161A (en) * 1968-02-12 1969-06-03 Dow Chemical Co Alkylation process
JPS5127637B1 (es) * 1968-04-15 1976-08-13
US3551510A (en) * 1968-08-15 1970-12-29 Universal Oil Prod Co Alkylation-transalkylation process
US3501536A (en) * 1969-02-26 1970-03-17 Universal Oil Prod Co Alkylation with spiralling flow path of reactants and alkylate
US3683043A (en) * 1970-02-04 1972-08-08 Marcello Ghirga Method of preparing alkylbenzenes
US3817708A (en) * 1970-02-25 1974-06-18 Phillips Petroleum Co Alkylation apparatus
US3696168A (en) * 1970-09-21 1972-10-03 Phillips Petroleum Co Nozzle structure and arrangement for producing high octane alkylate
US3674885A (en) * 1970-10-09 1972-07-04 Atlantic Richfield Co Alkylation of benzene utilizing fischer-tropsch olefin-paraffin mixtures
US3830864A (en) * 1971-01-14 1974-08-20 Universal Oil Prod Co Process for effecting the multiplestage catalytic contact of a reactant stream
US3751232A (en) * 1971-01-14 1973-08-07 Universal Oil Prod Co Means for effecting a multiple stage contact of a reactant stream
US3763022A (en) * 1971-07-09 1973-10-02 Phillips Petroleum Co Condensing fractionator sidestream vapor as reboiler heat source
US3766290A (en) * 1972-08-10 1973-10-16 Dow Chemical Co Process for the preparation of ethylbenzene
US3839548A (en) * 1972-10-13 1974-10-01 Lion Oil Co Process for producing sodium hydrosulfide solutions
IT971360B (it) * 1972-11-30 1974-04-30 Sir Soc Italiana Resine Spa Miglioramenti nei procedimenti di alchilazione
IT971361B (it) * 1972-11-30 1974-04-30 Sir Soc Italiana Resine Spa Procedimento migliorato per la alchilazione
US3848012A (en) * 1973-09-26 1974-11-12 Monsanto Co Alkylation process
US3914110A (en) * 1974-02-19 1975-10-21 Universal Oil Prod Co Alkylation reaction cooler
US3914111A (en) * 1974-04-18 1975-10-21 Universal Oil Prod Co Alkylation reaction chamber
US4173615A (en) * 1974-07-08 1979-11-06 Mitsui Toatsu Chemicals, Incorporated Chemical apparatus for corrosive materials
US4238462A (en) * 1978-01-31 1980-12-09 Air Resources, Inc. Autocirculation process and apparatus
US4169111A (en) * 1978-02-02 1979-09-25 Union Oil Company Of California Manufacture of ethylbenzene
US4221763A (en) * 1978-08-29 1980-09-09 Cities Service Company Multi tube high pressure, high temperature reactor
US4179473A (en) * 1978-10-10 1979-12-18 The Lummus Company Production of monoalkyl aromatics
FR2452315B1 (fr) * 1979-03-28 1985-07-05 Azote & Prod Chim Reacteur de nitration d'hydrocarbures en phase gazeuse sous pression
GB2159431B (en) * 1984-05-29 1988-04-27 Shell Int Research Reactor for non-isothermic reactions and process for the preparation of hydrocarbons using such a reactor
GB8502390D0 (en) * 1985-01-31 1985-03-06 Dow Chemical Nederland Alkylation of benzene
GB2177318B (en) * 1985-07-02 1989-01-18 Shell Int Research Catalytic conversion of gas or liquid in a multitube reactor
DE3532413A1 (de) * 1985-09-11 1987-03-12 Uhde Gmbh Vorrichtung zur erzeugung von synthesegas
JPH01252501A (ja) * 1988-04-01 1989-10-09 Agency Of Ind Science & Technol 水素吸蔵合金反応容器
US4995961A (en) * 1988-08-19 1991-02-26 Phillips Petroleum Company Process and apparatus for hydrogenating hydrocarbons

Also Published As

Publication number Publication date
JP3080403B2 (ja) 2000-08-28
EP0477358B1 (en) 1996-07-24
DE69121033D1 (de) 1996-08-29
EP0703202B1 (en) 1999-11-03
CA2058430A1 (en) 1991-10-28
DE69121033T2 (de) 1997-01-09
WO1991016285A1 (en) 1991-10-31
EP0477358A1 (en) 1992-04-01
DE69131769D1 (de) 1999-12-09
US5334357A (en) 1994-08-02
US5227556A (en) 1993-07-13
DE69131769T2 (de) 2000-03-09
JPH05500815A (ja) 1993-02-18
EP0703202A1 (en) 1996-03-27

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