ZA9810494B - Performance of used molybdenum based catalysts by the addition of ammonium dimolybdate - Google Patents
Performance of used molybdenum based catalysts by the addition of ammonium dimolybdateInfo
- Publication number
- ZA9810494B ZA9810494B ZA9810494A ZA9810494A ZA9810494B ZA 9810494 B ZA9810494 B ZA 9810494B ZA 9810494 A ZA9810494 A ZA 9810494A ZA 9810494 A ZA9810494 A ZA 9810494A ZA 9810494 B ZA9810494 B ZA 9810494B
- Authority
- ZA
- South Africa
- Prior art keywords
- performance
- addition
- based catalysts
- ammonium dimolybdate
- molybdenum based
- Prior art date
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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/28—Molybdenum
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
- B01J27/19—Molybdenum
- B01J27/192—Molybdenum with bismuth
-
- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/68—Liquid treating or treating in liquid phase, e.g. dissolved or suspended including substantial dissolution or chemical precipitation of a catalyst component in the ultimate reconstitution of the catalyst
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
- B01J2523/50—Constitutive chemical elements of heterogeneous catalysts of Group V (VA or VB) of the Periodic Table
- B01J2523/51—Phosphorus
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
- B01J2523/50—Constitutive chemical elements of heterogeneous catalysts of Group V (VA or VB) of the Periodic Table
- B01J2523/54—Bismuth
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
- B01J2523/60—Constitutive chemical elements of heterogeneous catalysts of Group VI (VIA or VIB) of the Periodic Table
- B01J2523/68—Molybdenum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/988,589 US5877108A (en) | 1997-12-05 | 1997-12-05 | Performance of used molybdenum based catalysts by the addition of ammonium dimolybdate |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA9810494B true ZA9810494B (en) | 1999-05-24 |
Family
ID=25534292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9810494A ZA9810494B (en) | 1997-12-05 | 1998-11-17 | Performance of used molybdenum based catalysts by the addition of ammonium dimolybdate |
Country Status (10)
Country | Link |
---|---|
US (1) | US5877108A (tr) |
EP (1) | EP0922492A1 (tr) |
JP (1) | JPH11235526A (tr) |
KR (1) | KR19990062817A (tr) |
CN (1) | CN1226461A (tr) |
BG (1) | BG102971A (tr) |
BR (1) | BR9805660A (tr) |
TR (1) | TR199802529A3 (tr) |
TW (1) | TW412446B (tr) |
ZA (1) | ZA9810494B (tr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4484995B2 (ja) * | 2000-01-31 | 2010-06-16 | 旭化成ケミカルズ株式会社 | 不飽和ニトリルを製造する方法 |
US7851397B2 (en) * | 2005-07-25 | 2010-12-14 | Saudi Basic Industries Corporation | Catalyst for methacrolein oxidation and method for making and using same |
US7732367B2 (en) * | 2005-07-25 | 2010-06-08 | Saudi Basic Industries Corporation | Catalyst for methacrolein oxidation and method for making and using same |
US7649111B2 (en) * | 2005-07-25 | 2010-01-19 | Saudi Basic Industries Corporation | Catalyst for the oxidation of a mixed aldehyde feedstock to methacrylic acid and methods for making and using same |
US7649112B2 (en) | 2005-07-25 | 2010-01-19 | Saudi Basic Industries Corporation | Integrated plant for producing 2-ethyl-hexanol and methacrylic acid and a method based thereon |
US7799946B2 (en) * | 2007-02-14 | 2010-09-21 | Saudi Basic Industries Corporation | Process for separating methacrolein from methacrylic acid in a gas phase product from the partial oxidation of isobutene |
CN101992128B (zh) * | 2009-08-31 | 2012-09-05 | 中国石油化工股份有限公司 | 氨氧化流化床催化剂的再生方法 |
US8921257B2 (en) | 2011-12-02 | 2014-12-30 | Saudi Basic Industries Corporation | Dual function partial oxidation catalyst for propane to acrylic acid conversion |
US8722940B2 (en) | 2012-03-01 | 2014-05-13 | Saudi Basic Industries Corporation | High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
CN111013568A (zh) * | 2019-12-18 | 2020-04-17 | 刘建丽 | 一种能够降低氨燃烧的钼基混合金属氧化物催化剂及其制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3755148A (en) * | 1971-04-01 | 1973-08-28 | Union Oil Co | Hydrocarbon hydrogenation |
JPS5756044A (en) * | 1980-09-20 | 1982-04-03 | Mitsui Toatsu Chem Inc | Method for reactivation of catalyst |
DE3311521A1 (de) * | 1982-07-17 | 1984-01-19 | Skw Trostberg Ag, 8223 Trostberg | Verfahren zur reaktivierung von molybdaenhaltigen katalysatoren |
IT1176080B (it) * | 1984-04-18 | 1987-08-12 | Enichimica Secondaria | Procedimento per la rigenerazione di catalizzatori di ammonoossidazione |
GB8726925D0 (en) * | 1987-11-18 | 1987-12-23 | Shell Int Research | Catalyst systems |
CN1046867C (zh) * | 1994-04-11 | 1999-12-01 | 上海石油化工股份有限公司 | 钼-铋-铁系氨氧化催化剂的激活再生方法 |
-
1997
- 1997-12-05 US US08/988,589 patent/US5877108A/en not_active Expired - Fee Related
-
1998
- 1998-11-17 ZA ZA9810494A patent/ZA9810494B/xx unknown
- 1998-11-24 EP EP98309585A patent/EP0922492A1/en not_active Withdrawn
- 1998-12-01 BG BG102971A patent/BG102971A/xx unknown
- 1998-12-04 BR BR9805660-3A patent/BR9805660A/pt not_active Application Discontinuation
- 1998-12-04 CN CN98126363A patent/CN1226461A/zh active Pending
- 1998-12-04 KR KR1019980053179A patent/KR19990062817A/ko not_active Application Discontinuation
- 1998-12-04 TR TR1998/02529A patent/TR199802529A3/tr unknown
- 1998-12-07 JP JP10347464A patent/JPH11235526A/ja not_active Withdrawn
-
1999
- 1999-01-13 TW TW087120171A patent/TW412446B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TR199802529A2 (tr) | 1999-06-21 |
TW412446B (en) | 2000-11-21 |
JPH11235526A (ja) | 1999-08-31 |
BG102971A (en) | 1999-08-31 |
TR199802529A3 (tr) | 1999-06-21 |
KR19990062817A (ko) | 1999-07-26 |
CN1226461A (zh) | 1999-08-25 |
US5877108A (en) | 1999-03-02 |
EP0922492A1 (en) | 1999-06-16 |
BR9805660A (pt) | 2000-04-11 |
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