BE835488A - Procede de reduction de la teneur en trioxyde de molybdene de gaz provenant de reacteurs renfermant des catalyseurs a base de molybdene - Google Patents
Procede de reduction de la teneur en trioxyde de molybdene de gaz provenant de reacteurs renfermant des catalyseurs a base de molybdeneInfo
- Publication number
- BE835488A BE835488A BE161791A BE161791A BE835488A BE 835488 A BE835488 A BE 835488A BE 161791 A BE161791 A BE 161791A BE 161791 A BE161791 A BE 161791A BE 835488 A BE835488 A BE 835488A
- Authority
- BE
- Belgium
- Prior art keywords
- molybdene
- catalyzers
- reducing
- gas
- reactors containing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
- C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G39/00—Compounds of molybdenum
- C01G39/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/14—Pore volume
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/32—Thermal properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/523,195 US4029636A (en) | 1974-11-12 | 1974-11-12 | Method for reducing molybdenum trioxide content of gases issuing from reactors containing molybdenum-based catalysts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE835488A true BE835488A (fr) | 1976-05-12 |
Family
ID=24084032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE161791A BE835488A (fr) | 1974-11-12 | 1975-11-12 | Procede de reduction de la teneur en trioxyde de molybdene de gaz provenant de reacteurs renfermant des catalyseurs a base de molybdene |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4029636A (de) |
| JP (1) | JPS5170184A (de) |
| BE (1) | BE835488A (de) |
| CA (1) | CA1060184A (de) |
| DE (1) | DE2550838A1 (de) |
| FR (1) | FR2290952A1 (de) |
| GB (1) | GB1475666A (de) |
| IT (1) | IT1049470B (de) |
| NL (1) | NL183719C (de) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4391880A (en) * | 1978-01-18 | 1983-07-05 | The Lummus Company | Recovery of heat and vaporized material from a reaction effluent |
| US4358623A (en) * | 1981-07-23 | 1982-11-09 | Celanese Corporation | Process for catalytically converting methanol to formaldehyde |
| JPS5976543A (ja) * | 1982-10-26 | 1984-05-01 | Nitto Chem Ind Co Ltd | 鉄・アンチモン系金属酸化物触媒の再生法 |
| JPS5976544A (ja) * | 1982-10-26 | 1984-05-01 | Nitto Chem Ind Co Ltd | 鉄・アンチモン系金属酸化物触媒の再生方法 |
| US5081314A (en) * | 1990-12-07 | 1992-01-14 | Kissel Charles L | Process for producing acrolein |
| DE4110337A1 (de) * | 1991-03-28 | 1992-10-01 | Siemens Ag | Verfahren und einrichtung zur regeneration verbrauchter deno(pfeil abwaerts)x(pfeil abwaerts)-katalysatoren |
| DE69407669T3 (de) † | 1993-06-25 | 2002-04-25 | Sumitomo Chemical Co | Verfahren zur Herstellung von einem ungesättigten Aldehyd und einer ungesättigten Carbonsäure |
| JP4045693B2 (ja) * | 1999-04-27 | 2008-02-13 | 住友化学株式会社 | メタクリル酸の製造方法 |
| US20060292046A1 (en) * | 2003-07-31 | 2006-12-28 | Dow Global Technologies Inc. | Oxidation process and reactor with modified feed system |
| DE102007025869A1 (de) | 2007-06-01 | 2008-07-03 | Basf Se | Verfahren der Wiederbeschickung der Reaktionsrohre eines Rohrbündelreaktors mit einem neuen Katalysatorfestbett |
| US7871587B2 (en) * | 2008-12-23 | 2011-01-18 | Mks Instruments, Inc. | Reactive chemical containment system |
| SG172370A1 (en) * | 2008-12-26 | 2011-07-28 | Vacca Inc | Jet cavity catalytic heater |
| DE102011011895A1 (de) * | 2011-02-21 | 2012-08-23 | Lurgi Gmbh | Rohrreaktor |
| US9440903B2 (en) | 2012-09-24 | 2016-09-13 | Arkema Inc. | Shell and tube oxidation reactor with improved resistance to fouling |
| CN112266021B (zh) * | 2020-11-25 | 2021-11-16 | 中南大学 | 一种同步制备物相纯α-MoO3和β-MoO3的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1568925C3 (de) * | 1966-08-09 | 1975-10-09 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Abtrennung von Acrylsäure aus den Reaktionsgasen der Propylen- oder Acrolein-Oxydation |
| US3647867A (en) * | 1967-08-24 | 1972-03-07 | Knapsack Ag | Process for the manufacture of acrylic acid by the oxidation of propylene and/or acrolein |
| DE1910795A1 (de) * | 1969-03-04 | 1970-09-17 | Degussa | Verfahren zur Vermeidung von Nachreaktionen bei der katalytischen Oxydation von Propylen oder Acrolein |
| DE2238851B2 (de) * | 1972-08-07 | 1979-08-30 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Acrolein und/oder Acrylsäure unter Vermeidung von Nachreaktionen bei der katalytischen Oxidation von Propylen und/oder Acrolein |
| US3882159A (en) * | 1973-08-20 | 1975-05-06 | Standard Oil Co | Reactivation of molybdenum containing oxidation catalysts in fluid bed reactors |
-
1974
- 1974-11-12 US US05/523,195 patent/US4029636A/en not_active Expired - Lifetime
-
1975
- 1975-11-10 FR FR7534307A patent/FR2290952A1/fr active Granted
- 1975-11-10 CA CA239,310A patent/CA1060184A/en not_active Expired
- 1975-11-11 GB GB4652875A patent/GB1475666A/en not_active Expired
- 1975-11-12 IT IT29231/75A patent/IT1049470B/it active
- 1975-11-12 DE DE19752550838 patent/DE2550838A1/de active Granted
- 1975-11-12 JP JP50135246A patent/JPS5170184A/ja active Pending
- 1975-11-12 BE BE161791A patent/BE835488A/xx not_active IP Right Cessation
- 1975-11-12 NL NLAANVRAGE7513225,A patent/NL183719C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1475666A (en) | 1977-06-01 |
| JPS5170184A (de) | 1976-06-17 |
| NL7513225A (nl) | 1976-05-14 |
| NL183719B (nl) | 1988-08-01 |
| DE2550838C2 (de) | 1989-06-29 |
| IT1049470B (it) | 1981-01-20 |
| FR2290952A1 (fr) | 1976-06-11 |
| FR2290952B1 (de) | 1982-02-12 |
| US4029636A (en) | 1977-06-14 |
| DE2550838A1 (de) | 1976-05-13 |
| NL183719C (nl) | 1989-01-02 |
| CA1060184A (en) | 1979-08-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: CELANESE CORP. Effective date: 19951112 |