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Class Information
Number: 558/320
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Nitriles (i.e., compounds having cyano bonded directly to carbon, which carbon may be single bonded to any atom but may be multiple bonded only to carbon) > Processes for forming the cyano group > Ammonia utilized > And molecular oxygen or a molecular oxygen containing gas > Acting on a compound containing acyclic or alicyclic carbon to carbon unsaturation
Description: Processes wherein a reactant contains acyclic or alicyclic carbon to carbon unsaturation.


Sub-classes under this class:

Class Number Class Name Patents
558/325 Antimony containing material utilized 52
558/323 Molybdenum containing material utilized 92
558/321 Niobium, tantalum, silver, sulfur, ruthenium, rhodium, palladium, osmium, iridium, or platinum containing material utilized 74
558/322 Tellurium containing material utilized 65


Patents under this class:
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Patent Number Title Of Patent Date Issued
7473666 Particulate porous ammoxidation catalyst Jan. 6, 2009
7449426 Catalyst composition without antimony or molybdenum for ammoxidation of alkanes, a process of making and a process of using thereof Nov. 11, 2008
7326802 Preparation of at least one partial oxidation and/or ammoxidation product of propylene Feb. 5, 2008
7288669 NOx treated mixed metal oxide catalyst Oct. 30, 2007
7271279 Method for the production of unsaturated nitriles from alkanes Sep. 18, 2007
7238827 Preparation of at least one partial oxidation and/or ammoxidation product of propylene Jul. 3, 2007
7022307 Method for gas--solid contacting in a bubbling fluidized bed reactor Apr. 4, 2006
6982342 Ammoxidation of carboxylic acids to a mixture of nitriles Jan. 3, 2006
6916945 NOx treated mixed metal oxide catalyst Jul. 12, 2005
6894183 Method for gas--solid contacting in a bubbling fluidized bed reactor May. 17, 2005
6860971 Process for recovery of olefinically unsaturated nitriles Mar. 1, 2005
6825380 Promoted multi-metal oxide catalyst Nov. 30, 2004
6667020 Ammoxidation of a mixture of ketones to acetonitrile and HCN Dec. 23, 2003
6413485 Ammoxidation of a mixture of ketones to acetonitrile and HCN Jul. 2, 2002
6339169 Method of quenching gaseous acrylonitrile and hydrogen cyanide product stream Jan. 15, 2002
6238574 Oxidation and ammoxidation of acrylonitrile process waste water organics May. 29, 2001
6156921 Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor Dec. 5, 2000
6143915 Reaction process in hybrid reactor for propylene ammoxidation Nov. 7, 2000
6107509 Process for the recovery of acrylonitrile and methacrylontrile Aug. 22, 2000
6087524 Preparation of vanadium antimonate based catalysts using Sno.sub.2 .multidot.xH.sub.2 o Jul. 11, 2000
6083869 Method for preparing ammoxidation catalysts Jul. 4, 2000
6020533 Hydrocarbon conversion processes using crystalline manganese phosphate compositions Feb. 1, 2000
6002040 Reduced pressure drop in acrylonitrile absorber via direct contact spray heat exchange Dec. 14, 1999
6002019 Process for the production of petrochemicals Dec. 14, 1999
5977396 Method for recovering acrylonitrile contained in a gas Nov. 2, 1999
5965765 Process for producing .alpha.,.beta.-unsaturated nitrile Oct. 12, 1999
5961945 Method of producing cyano compounds by ammoxidation Oct. 5, 1999
5959134 Recovery of organics from process flare header Sep. 28, 1999
5907052 Process for producing acrylonitrile or methacrylonitrile from propane or isobutane by ammoxidation May. 25, 1999
5895822 Process for purifying acrylonitrile Apr. 20, 1999
5883281 Oxygen addition to reduce inerts in an acrylonitrile reactor Mar. 16, 1999
5869730 Oxidant reduction by manipulation and/or treatment of aqueous acrylonitrile process streams Feb. 9, 1999
5866708 Process for producing .alpha. .beta.-unsaturated nitrile Feb. 2, 1999
5801265 Method and apparatus for direct oxygen injection with a reactant stream into a fluidized bed reactor Sep. 1, 1998
5801266 Method for producing acrylonitrile Sep. 1, 1998
5686373 Polymetal oxide materials Nov. 11, 1997
5646304 Process for the production of petrochemicals Jul. 8, 1997
5576469 Paraffin ammoxidation using vanadium antimony oxide based catalysts with halide promoters Nov. 19, 1996
5466857 Process for reduction of waste material during manufacture of acrylonitrile Nov. 14, 1995
5466837 Process for the production of hydrocarbon partial oxidation products Nov. 14, 1995
5466857 Process for reduction of waste material during manufacture of acrylonitrile Nov. 14, 1995
5466837 Process for the production of hydrocarbon partial oxidation products Nov. 14, 1995
5457223 Process for elimination of waste material during manufacture of acrylonitrile Oct. 10, 1995
5360603 Packed bed arrangement useful for mixing and/or oxidation Nov. 1, 1994
5288473 Process for elimination of waste material during manufacture of acrylonitrile Feb. 22, 1994
5278319 Process for the production of hydrocarbon partial oxidation products Jan. 11, 1994
5268497 Process for the production of nitriles Dec. 7, 1993
5266291 Packed bed arrangement for oxidation reaction system Nov. 30, 1993
5262547 Process for the production of petrochemicals Nov. 16, 1993
5256810 Method for eliminating nitriding during acrylonitrile production Oct. 26, 1993

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