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FR1581163A - - Google Patents

Info

Publication number
FR1581163A
FR1581163A FR1581163DA FR1581163A FR 1581163 A FR1581163 A FR 1581163A FR 1581163D A FR1581163D A FR 1581163DA FR 1581163 A FR1581163 A FR 1581163A
Authority
FR
France
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
Application number
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 filed Critical
Application granted granted Critical
Publication of FR1581163A publication Critical patent/FR1581163A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1836—Heating and cooling the reactor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally
    • F28F1/20—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means being attachable to the element
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00115—Controlling the temperature by indirect heat exchange with heat exchange elements inside the bed of solid particles
    • B01J2208/00132—Tubes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1581163D 1967-08-01 1968-07-31 Expired FR1581163A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1906367 1967-08-01

Publications (1)

Publication Number Publication Date
FR1581163A true FR1581163A (fr) 1969-09-12

Family

ID=11154220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1581163D Expired FR1581163A (fr) 1967-08-01 1968-07-31

Country Status (5)

Country Link
US (1) US3644472A (fr)
FR (1) FR1581163A (fr)
GB (1) GB1186298A (fr)
IT (1) IT810999A (fr)
NL (1) NL143556B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882159A (en) * 1973-08-20 1975-05-06 Standard Oil Co Reactivation of molybdenum containing oxidation catalysts in fluid bed reactors
IT1007028B (it) * 1974-01-23 1976-10-30 Montedison Spa Sistema di termoregolazione di reattori catalitici a letto flui do operanti a temperatura elevata
US4305886A (en) * 1979-08-13 1981-12-15 Uop Inc. Process for the ammoxidation of alkylaromatic hydrocarbons
US4246191A (en) * 1979-08-13 1981-01-20 Uop Inc. Ammoxidation process
US4284583A (en) * 1979-10-29 1981-08-18 Uop Inc. Ammoxidation process with external catalyst regeneration zone
US6716405B1 (en) 1997-06-06 2004-04-06 China Petro-Chemical Corporation Process for removing unreacted ammonia from an effluent in a hydrocarbon ammoxidation reaction
WO2003016809A1 (fr) * 2001-08-14 2003-02-27 Bruce Stclair Moor Rechauffeur

Also Published As

Publication number Publication date
US3644472A (en) 1972-02-22
NL6810835A (fr) 1969-02-04
GB1186298A (en) 1970-04-02
DE1793058A1 (de) 1972-01-05
NL143556B (nl) 1974-10-15
IT810999A (fr)
DE1793058B2 (de) 1976-09-30

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Legal Events

Date Code Title Description
ST Notification of lapse