Class 60/208 - Injecting air into the reaction zone

Subclass of Class 60 - Power plants
Definition: Process directed to injecting atmospheric air into the reaction
No. of patents: 24
Last issue date: 03/13/2007

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Number	Title	Issue Date
7188417	Advanced L-channel welded nozzle design A fluid flow nozzle is formed by a plurality of adjacent L-shaped channels forming successive channel pairs. Each channel has a linking member joined to a radial member. Each linking member is welded to an adjacent linking member forming a contiguous surface of link...	03/13/2007
7076956	Combustion chamber for gas turbine engine A combustion chamber suitable for a gas turbine engine is provided with at least one Helmholtz resonator having a resonator cavity and a damping tube in flow communication with the chamber interior. The damping tube is provided with at least one cooling hole extendi...	07/18/2006
6948306	Apparatus and method of using supersonic combustion heater for hypersonic materials and propulsion testing A supersonic combustion apparatus and method of using the same including a side wall cavity having an enhanced mixing system with ground-based oxygen injection for hypersonic material and engine testing. ...	09/27/2005
6931833	Pulse combustion device A pulse combustion device has a number of combustors with upstream bodies and downstream nozzles. Coupling conduits provide communication between the combustors. For each given combustor this includes a first communication between a first location upstream of the no...	08/23/2005
6644016	Process and device for collecting air, and engine associated therewith A process for collecting oxygen-enriched air during a phase of aerobic flight of a space launch for combustion inside at least one cryotechnic rocket engine is provided. The launch rocket comprises at least one turbofan. The turbofan comprises a high-pres...	11/11/2003
6593525	Direct burial outdoor membrane pressurization system A system configured to deliver dry pressurized air, derived from ambient air, to underground or outdoor cables, conduit, waveguides, plenums or other air spaces for the purpose of preventing the ingress of moisture or contamination. The system includes a ...	07/15/2003
5487267	Suppression of infrared radiation emissions from jet engines A reduction in the emission of infrared radiation by the engine of a jet aircraft can be achieved by employing a low molecular weight monohydric alcohol, having a luminometer number of at least about 200 as at least a portion of the fuel. Additional reduc...	01/30/1996
5417055	Valve for diverting fluid flows in turbomachines This invention provides a valve for diverting fluid flow in a tandem fan type engine. The valve comprises an axially displaceable sleeve 38 which is provided with two circumferentially extending sealing lands 40, 42 which in operation cooperate with two l...	05/23/1995
5341639	Fullerene rocket fuels Solid fuel gas generator compositions for use in ducted rockets, in which fullerenes or substituted fullerenes are used. Fullerene compounds in which easily oxidizable groups, oxidizing groups, or salts of oxidizing acids are attached to the spherical car...	08/30/1994
4394528	High energy fuel compositions A high density liquid hydrocarbon fuel composition singularly suited for propelling turbojet limited volume missile systems designed for shipborne deployment. The contemplated fuels are basically composed of the saturated analogues of dimers of methyl cyc...	07/19/1983
4355194	Method for preparing high density liquid hydrocarbon fuels A method for catalytically isomerizing a mixture of hexacyclic dimers obtained by dimerizing norbornadiene in the presence of a zero valent iron complex whereby the hydrogenated derivatives of the resultant isomerization product exhibits substantially low...	10/19/1982
4332631	Castable silicone based magnesium fueled propellant A castable solid propellant composition suitable for use as a fuel generator for a ducted rocket motor is provided. The binder for the composition is a crosslinked polysiloxane. The polysiloxane polymer which is crosslinked to form the binder has a viscos...	06/01/1982
4278823	Hydrogenolysis of 2,5-norbornadiene saturated endo-endo hexacyclic dimer Hydrogenolysis of a saturated endo-endo dihydronorbornadiene hexacyclic dimer involves the use of a catalytic amount of a Group VIII metal and the presence of hydrogen. The resulting pentacyclic isomers can be used as a diluent for depressing the freezing...	07/14/1981
4270014	Production of high energy fuel A method for converting endo-tetrahydrodicyclopentadiene to the corresponding exo isomeric form which is advantageously carried out in the presence of aluminum chloride catalyst and the spent nickel hydrogenation catalyst utilized in hydrogenating an endo...	05/26/1981
4229612	Decolorization of norbornadiene dimers The removal of color bodies from an olefinic or saturated endo-endo hexacyclic homodimer of norbornadiene or mixtures thereof is accomplished by the use of a serpentine clay. Also acid bentonite clay or a montmorillonite clay can be used to remove the col...	10/21/1980
4225735	Isomerization of the hydrogenated norbornadiene endo-endo hexacyclic dimer Isomerization of a liquid, saturated endo-endo norbornadiene hexacyclic dimer involves the use of a catalytic amount of acidic alumina or a montmorillonite. The resulting isomeric product is solid, at ambient temperature, and can be used as a missile fuel...	09/30/1980
4225736	Codimer of norbornadiene and cyclohexadiene Novel codimer (I) of norbornadiene and 1,3-cyclohexadiene and its hydrogenated derivative (II), having the following structures: ##STR1## and processes for preparing both are disclosed. Product (II) can be used as a high energy fuel. Process for codi...	09/30/1980
4222800	Isomerization of endo-endo hexacyclic olefinic dimer of norbornadiene The endo-endo olefinic hexacyclic dimer of 2,5-norbornadiene is isomerized using an acidic alumina catalyst. The isomerization temperatures ranges from between about an ambient temperature to about 300° C. The isomerized product, after hydrogenation, can...	09/16/1980
4208355	Dimerization of norbornadiene to Binor-S with a homogeneous catalyst Binor-S is prepared by the catalytic dimerization of norbornadiene (bicyclo[2.2.1]hepta-2,5-diene) using a homogeneous catalyst system of cobaltic acetylacetonate and diethylaluminum chloride and triphenyl phosphine. Ethylaluminum dichloride or aluminum e...	06/17/1980
4177217	Continuous process for conversion of dimethyldicyclopentadiene to endo-dimethyldicyclopentadiene, a missile fuel Dimethyldicyclopentadiene is continuously hydrogenated to tetrahydrodimethyldicyclopentadiene and then the latter is continuously isomerized to a missile fuel. Both the hydrogenation and the isomerization steps use a nickel on silica-alumina catalyst. The...	12/04/1979
4133173	Ducted rockets The overall efficiency of a reaction engine having primary and secondary combustion chambers is greatly improved by reducing the primary exhaust velocity to subsonic speed. This is accomplished in a preferred embodiment by using an exhaust tube downstream...	01/09/1979
4107223	Process for improving the low temperature properties of tetrahydroalkyldicyclopentadienes Endo-tetrahydroalkyldicyclopentadienes are mildly isomerized with AlCl3 whereby the changes in pour point and viscosities are such that the resulting isomeric mixture can be used as a diluent for a higher viscosity hydrocarbon missile fuel. The...	08/15/1978
4086286	Isomerization of tetrahydropolycyclopentadienes to a missile fuel additive Mixed tetrahydropolycyclopentadienes are isomerized in the presence of anhydrous aluminum trichloride to form an additive suitable for use with a high energy missile fuel. The amount of aluminum trichloride present is such that the weight ratio of trichlo...	04/25/1978
4086284	Isomerization of endo-tetrahydrodicyclopentadiene to a missile fuel diluent Endo-tetrahydrodicyclopentadiene is isomerized to its exo-isomer in the presence of aluminum trichloride at a temperature in the range between from about -° C to about 90° C. The mole ratio of AlCl3 to the tetrahydrodiene is in the range betw...	04/25/1978

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Class 60/208 - Injecting air into the reaction zone