ZA951641B - Mixing assembly for gaseous flows at different temperatures in particular for heterogeneous exothermic synthesis reactors - Google Patents

Mixing assembly for gaseous flows at different temperatures in particular for heterogeneous exothermic synthesis reactors

Info

Publication number
ZA951641B
ZA951641B ZA951641A ZA951641A ZA951641B ZA 951641 B ZA951641 B ZA 951641B ZA 951641 A ZA951641 A ZA 951641A ZA 951641 A ZA951641 A ZA 951641A ZA 951641 B ZA951641 B ZA 951641B
Authority
ZA
South Africa
Prior art keywords
different temperatures
mixing assembly
synthesis reactors
gaseous flows
exothermic synthesis
Prior art date
Application number
ZA951641A
Other languages
English (en)
Inventor
Umberto Zardi
Giorgio Pagani
Original Assignee
Methanol Casale Sa
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 Methanol Casale Sa filed Critical Methanol Casale Sa
Publication of ZA951641B publication Critical patent/ZA951641B/xx

Links

Classifications

    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0492—Feeding reactive fluids
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0242—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical
    • B01J8/0257—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical in a cylindrical annular shaped bed
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/0285—Heating or cooling 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0403—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal
    • B01J8/0423—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds
    • B01J8/0426—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds the beds being superimposed one above the other
    • B01J8/043—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds the beds being superimposed one above the other in combination with one cylindrical annular shaped bed
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
    • B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
    • B01J8/0449—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds
    • B01J8/0453—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds the beds being superimposed one above the other

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
ZA951641A 1994-03-01 1995-02-28 Mixing assembly for gaseous flows at different temperatures in particular for heterogeneous exothermic synthesis reactors ZA951641B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH59394 1994-03-01

Publications (1)

Publication Number Publication Date
ZA951641B true ZA951641B (en) 1995-12-11

Family

ID=4190595

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA951641A ZA951641B (en) 1994-03-01 1995-02-28 Mixing assembly for gaseous flows at different temperatures in particular for heterogeneous exothermic synthesis reactors

Country Status (15)

Country Link
US (2) US5951953A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0748253B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH09509611A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU689553B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR9506753A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA2181785C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE69501154T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2112643T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX9603783A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
RO (1) RO115425B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
RU (1) RU2135274C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW272147B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
UA (1) UA43360C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1995023642A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA951641B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RO117677B1 (ro) * 1995-04-11 2002-06-28 Floriall Holdings Ltd Procedeu si reactor pentru sinteza eterogena, exoterma, a formaldehidei
DE19544895C1 (de) * 1995-12-01 1997-02-27 Daimler Benz Ag Verfahren und Vorrichtung zur selektiven katalytischen Oxidation von Kohlenmonoxid
US6375723B1 (en) 2000-05-10 2002-04-23 Praxair Technology, Inc. Apparatus for improving gas distribution in a prepurifier
US7166151B2 (en) 2004-01-15 2007-01-23 Praxair Technology, Inc. Flow distributor for PSA vessel
EP2014356A1 (en) * 2007-07-04 2009-01-14 Ammonia Casale S.A. Wall system for catalytic beds of synthesis reactors and relative manufacturing process
EP2286905B1 (en) 2008-06-16 2017-09-27 Isel Co.,ltd. Mixing element, mixing device, agitation blade, mixing machine, mixing system and reaction device
FR2989006B1 (fr) * 2012-04-04 2016-11-18 Ifp Energies Now Reacteur catalytique avec dispositif de trempe muni d'une injection tangentielle d'un fluide de trempe
EP3983118B1 (en) 2019-06-13 2023-10-11 Duke Technologies, LLC Hydroprocessing reactor to lower pressure drop and extend catalyst life

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2632692A (en) * 1949-01-18 1953-03-24 Hydrocarbon Research Inc Multiple bed catalyst apparatus
US3254967A (en) * 1963-06-17 1966-06-07 Chem Processes Inc Multiple bed catalyst apparatus having close temperature control
US3480407A (en) * 1967-02-02 1969-11-25 Vulcan Cincinnati Inc Multiple zone apparatus for the processing of fluids having interzone fluid mixing and redistribution features
US3946104A (en) * 1973-01-13 1976-03-23 Friedrich Uhde Gmbh Method of producing an homogeneous gas mixture
EP0293523A1 (en) * 1987-06-01 1988-12-07 Uop Inc. Mixing device for vertical flow fluid-solid contacting
SU1337132A1 (ru) * 1985-12-16 1987-09-15 Рубежанский Филиал Ворошиловградского Мащиностроительного Института Реактор
CH672078A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-06-02 1989-10-31 Ammonia Casale Sa
IN170330B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1986-10-22 1992-03-14 Ammonia Casale Sa
SU1576190A1 (ru) * 1988-05-24 1990-07-07 Предприятие П/Я В-8783 Смесительно-распределительное устройство дл перемешивани газов в каталитическом реакторе
EP0359952A3 (en) * 1988-08-05 1990-07-18 Ammonia Casale S.A. System for the improvement of reactors for the synthesis of methanol and reactors obtained therefrom
US4960571A (en) * 1988-12-14 1990-10-02 Exxon Research And Engineering Company Quench assembly design
US5152967A (en) * 1988-12-14 1992-10-06 Exxon Research And Engineering Company Interzone mixing device

Also Published As

Publication number Publication date
ES2112643T3 (es) 1998-04-01
EP0748253B1 (en) 1997-12-03
DE69501154D1 (de) 1998-01-15
AU689553B2 (en) 1998-04-02
EP0748253A1 (en) 1996-12-18
MX9603783A (es) 1997-07-31
US5951953A (en) 1999-09-14
WO1995023642A1 (en) 1995-09-08
CA2181785C (en) 2003-08-19
CA2181785A1 (en) 1995-09-08
AU1849295A (en) 1995-09-18
TW272147B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1996-03-11
RO115425B1 (ro) 2000-02-28
RU2135274C1 (ru) 1999-08-27
UA43360C2 (uk) 2001-12-17
BR9506753A (pt) 1997-10-07
US6290920B1 (en) 2001-09-18
JPH09509611A (ja) 1997-09-30
DE69501154T2 (de) 1998-07-02

Similar Documents

Publication Publication Date Title
GB2342348B (en) Processes for the synthesis of hydrogen cyanide
CA2141886C (en) Reactor for biphasic reactions, in particular for the synthesis of urea at high pressure and temperature
HUP0100252A3 (en) Process for the synthesis of 1,3-diols
EP0789981A4 (en) OPTIMIZATION OF THERMAL REACTORS
AU6792894A (en) Fe1-xo-based catalyst for ammonia synthesis
EP0686423A3 (en) Catalysts for decomposing ammonia
SG49339A1 (en) Mixed phase fixed bed reactor distrubtor
NZ235237A (en) Reactor for producing synthesis gas including mixing member
ZA955492B (en) Catalyst-seal support device in particular for exothermic heterogeneous catalytic synthesis reactors
PL337797A1 (en) Induction-heated catalytic reactor
ZA951641B (en) Mixing assembly for gaseous flows at different temperatures in particular for heterogeneous exothermic synthesis reactors
EG21126A (en) Process for the synthesis of urea comprising two separate reaction zones
EP1027141A4 (en) COMPOSITION OF REACTOR AND MIXER
ZA968025B (en) Process for the conversion of synthesis gas in the presence of a catalyst comprising cobalt and additional elements.
GB9813025D0 (en) Chemical synthesis
GB0105506D0 (en) Processes for the synthesis of hydrogen cyanide
HUP9903572A3 (en) Reactor's cover for nuclear reactor
PL346531A1 (en) Method for carrying out gas-liquid reactions and corresponding flow reactor
PL294634A1 (en) Multiphase reaction reactor
ZA983008B (en) Fluid bed reactor
GB9819890D0 (en) Chemical synthesis
GB9720727D0 (en) Exothermic process
ZA951926B (en) Synthesis gas preparation by partial oxidation-steam reforming
EG22140A (en) A catalyst for the synthesis of ammonia from hydrogen and nitrogen
EP0790972A4 (en) SYNTHESIS OF BIS (2,2-DINITROPROPYL) FORMAL (BDNPF)