IT810999A - - Google Patents
Info
- Publication number
- IT810999A IT810999A IT810999DA IT810999A IT 810999 A IT810999 A IT 810999A IT 810999D A IT810999D A IT 810999DA IT 810999 A IT810999 A IT 810999A
- Authority
- IT
- Italy
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)
- Physics & Mathematics (AREA)
- Organic Chemistry (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1906367 | 1967-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT810999A true IT810999A (cg-RX-API-DMAC7.html) |
Family
ID=11154220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT810999D IT810999A (cg-RX-API-DMAC7.html) | 1967-08-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3644472A (cg-RX-API-DMAC7.html) |
| FR (1) | FR1581163A (cg-RX-API-DMAC7.html) |
| GB (1) | GB1186298A (cg-RX-API-DMAC7.html) |
| IT (1) | IT810999A (cg-RX-API-DMAC7.html) |
| NL (1) | NL143556B (cg-RX-API-DMAC7.html) |
Families Citing this family (7)
| 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 (en) * | 2001-08-14 | 2003-02-27 | Bruce Stclair Moor | Reheater |
-
0
- IT IT810999D patent/IT810999A/it unknown
-
1968
- 1968-07-25 US US747733A patent/US3644472A/en not_active Expired - Lifetime
- 1968-07-26 GB GB35909/68A patent/GB1186298A/en not_active Expired
- 1968-07-31 FR FR1581163D patent/FR1581163A/fr not_active Expired
- 1968-07-31 NL NL686810835A patent/NL143556B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL6810835A (cg-RX-API-DMAC7.html) | 1969-02-04 |
| FR1581163A (cg-RX-API-DMAC7.html) | 1969-09-12 |
| DE1793058A1 (de) | 1972-01-05 |
| GB1186298A (en) | 1970-04-02 |
| NL143556B (nl) | 1974-10-15 |
| US3644472A (en) | 1972-02-22 |
| DE1793058B2 (de) | 1976-09-30 |