Resources Contact Us Home
Browse by Category: Main > Chemistry
Class Information
Number: 502/306
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Metal, metal oxide or metal hydroxide > Of group vi (i.e., cr, mo, w or po) > And group ii metal containing (i.e., alkaline earth, be, mg, zn, cd or hg)
Description: Composition which additionally includes an alkaline earth metal, Be, Mg, Zn, Cd, or Hg.

Sub-classes under this class:

Class Number Class Name Patents
502/307 Zinc 227

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
5929275 Catalyst and process for producing unsaturated aldehyde and unsaturated acid Jul. 27, 1999
5922926 Method and system for the destruction of hetero-atom organics using transition-alkaline-rare earth metal alloys Jul. 13, 1999
5919728 Catalyst for the fluorination of halogenated hydrocarbons Jul. 6, 1999
5910608 Catalyst consisting of a hollow cylindrical carrier having a catalytically active oxide material applied to the outer surface of the carrier, and process for using said catalyst Jun. 8, 1999
5885922 Multimetal oxide materials Mar. 23, 1999
5866498 Composite catalysts for hydrocarbon oxidation Feb. 2, 1999
5849966 Catalyst and process for the isomerization of olefins in the presence of reactive impurities Dec. 15, 1998
5849659 Exhaust gas purifying catalyst Dec. 15, 1998
5846507 Fe.sub.1-x O-based catalyst for ammonia synthesis Dec. 8, 1998
5840648 Catalyst for the manufacture of acrylonitrile and hydrogen cyanide Nov. 24, 1998
5834394 Fluidized-bed catalyst for propylene ammoxidation to acrylonitrile Nov. 10, 1998
5821185 Solid state proton and electron mediating membrane and use in catalytic membrane reactors Oct. 13, 1998
5808143 Catalyst based on oxides of Fe, Co, Bi and Mo Sep. 15, 1998
5780380 Photocatalyst composition and process for its production, and photocatalyst composition-attached substrate Jul. 14, 1998
5739075 Process for preparing ethylene oxide catalysts Apr. 14, 1998
5736482 Catalysts for reducing nitrogen oxides to molecular nitrogen in a superstoichiometric medium of oxidizing compounds, process for preparation, and uses Apr. 7, 1998
5728643 NO.sub.x decomposition catalyst and exhaust gas purifier using said catalyst Mar. 17, 1998
5723404 Process for the production of mixed oxide powders for catalysts for the removal of nitrogen oxides Mar. 3, 1998
5691263 Amorphous perovskite catalysts for nitrogen oxide reduction and methods of preparing the same Nov. 25, 1997
5686379 Alkoxylation catalyst, process for the preparation of the catalyst and process for preparing alkoxylate with the use of the catalyst Nov. 11, 1997
5679614 Steam reforming catalyst and method of preparation Oct. 21, 1997
5670442 Catalyst for converting methane into higher hydrocarbon products Sep. 23, 1997
5637545 Metallo manganese oxides Jun. 10, 1997
5618772 Method for producing catalyst Apr. 8, 1997
5571770 Catalyst for fluorination of 1,1,1,-trifluoro-2,2-dichloroethane and method for preparing the same Nov. 5, 1996
5565400 Hydrothermally stable metal oxide solid solutions as carriers for catalytic composites Oct. 15, 1996
5532199 Carrier-supported catalyst for the synthesis of unsaturated aldehydes and unsaturated carboxylic acids and process for preparing the same Jul. 2, 1996
5525211 Selective hydrodesulfurization of naphtha using selectively poisoned hydroprocessing catalyst Jun. 11, 1996
5502020 Catalyst for production of ethylene oxide and process for producing the catalyst Mar. 26, 1996
5500400 Catalyst for producing 1,1,1,2-tetrafluoroethane and method for preparing the same Mar. 19, 1996
5494879 Catalyst for the reduction of sulfur dioxide to elemental sulfur Feb. 27, 1996
5491258 Molded catalyst or supported catalyst for synthesizing methacrolein and methacrylic acid, a process for production thereof, and a process of use thereof Feb. 13, 1996
5470815 Multicomponent oxide catalyst Nov. 28, 1995
5446004 Multimetal oxide compositions Aug. 29, 1995
5399324 Two-stage catalyst system for lean burn engines Mar. 21, 1995
5393722 Hydrothermally stable metal oxide solid solutions Feb. 28, 1995
5391364 Inorganic oxide aerogel microbeads of narrow pore diameter distribution and the method for their preparation Feb. 21, 1995
5384301 Catalyst for elemental sulfur recovery process Jan. 24, 1995
5380692 Catalyst for catalytic reduction of nitrogen oxide Jan. 10, 1995
5364825 Multimetal oxide compositions and process of preparing same Nov. 15, 1994
5348928 Selective hydrotreating catalyst Sep. 20, 1994
5302773 Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst encapsulated in a hard, glassy silica matrix Apr. 12, 1994
5290748 Polymerization catalyst for olefines Mar. 1, 1994
5286698 Metal oxide catalysts Feb. 15, 1994
5284811 Polymerization catalysts and processes Feb. 8, 1994
5260250 Catalyst for the production of ethylene and acetic acid Nov. 9, 1993
5258347 Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst composition Nov. 2, 1993
5250485 Process for preparing catalysts used for production of methacrolein and methacrylic acid Oct. 5, 1993
5244858 Catalyst composition for hydrodesulfurization of hydrocarbon oil and process for producing the same Sep. 14, 1993
5229346 Process for producing hydrogenation reaction catalyst precursor Jul. 20, 1993

1 2 3 4 5 6 7 8 9

  Recently Added Patents
Methods for fabricating semiconductor devices
Inhibitors of the mevalonate pathway of Streptococcus pneumoniae
Method and apparatus for performing real time anomaly detection
Base station synchronization for a single frequency network
Vectorization of program code
High-frequency-link power-conversion system having direct double-frequency ripple current control and method of use
Lubricant coating device and image forming apparatus
  Randomly Featured Patents
Method and apparatus for protecting subsurface electronic assemblies from shock and vibration damage
Multi-speed transmission
Holding apparatus for grinding members
Football place/field goal kicking device
17867, a novel human aminopeptidase
Method and apparatus for the continuous production of strip
2-aryl-3,4-diazabicyclo(4.n.O)alk-2-en-5-ones for the preparation of an agent for treating cardiac insufficiency
Crossed-field plasma switch with high current density axially corrogated cathode
Surface emitting laser, surface emitting laser array, and image formation apparatus