Assignee
SNECMA
FR·1,735 granted patents·140 pending applications·32,206 citations·filing 1968–2018
Top patents by PatentIndex Score
1,875 records- 0198US6585842B1Method and machine for producing multiaxial fibrous websSNECMA·Filed 1998·Granted Jul 1, 2003·143 cites·48 claims
- 0297US7942003B2Dual-injector fuel injector systemSNECMA·Filed 2008·Granted May 17, 2011·105 cites·13 claims
- 0397US7552591B2Twin spool turbine engine with power take-off means on the low-pressure and high-pressure rotors, and power take-off module for the turbine engineSNECMA·Filed 2006·Granted Jun 30, 2009·79 cites·11 claims
- 0497US7249462B2Mounting a turbine nozzle on a combustion chamber having CMC walls in a gas turbineSNECMA·Filed 2005·Granted Jul 31, 2007·78 cites·22 claims
- 0597US6282881B1Cooling system for a turbomachine speed reducerSNECMA·Filed 2000·Granted Sep 4, 2001·148 cites·3 claims
- 0697US4596116ASealing ring for a turbine rotor of a turbo machine and turbo machine installations provided with such ringsSNECMA·Filed 1984·Granted Jun 24, 1986·129 cites·24 claims
- 0797US3975901ADevice for regulating turbine blade tip clearanceSNECMA·Filed 1975·Granted Aug 24, 1976·128 cites·11 claims
- 0896US9885291B2Turbomachine comprising a plurality of fixed radial blades mounted upstream of the fanSNECMA·Filed 2015·Granted Feb 6, 2018·18 cites·22 claims
- 0996US8683806B2Chamber-bottom baffle, combustion chamber comprising same and gas turbine engine fitted therewithSNECMA·Filed 2013·Granted Apr 1, 2014·17 cites·14 claims
- 1096US7753612B2Swiveling device for a bell crank forkSNECMA·Filed 2007·Granted Jul 13, 2010·37 cites·8 claims
- 1196US7707832B2Device for injecting a mixture of air and fuel, and a combustion chamber and turbomachine provided with such a deviceSNECMA·Filed 2006·Granted May 4, 2010·50 cites·14 claims
- 1296US7384197B2Bearing assembly comprising double injection of liquid lubricant, and aeronautical vehicle comprising at least one such assemblySNECMA·Filed 2006·Granted Jun 10, 2008·25 cites·14 claims
- 1396US7372175B2Two-spool bypass turbojet with a rear electricity generator, and an air flow connection device and systemSNECMA·Filed 2005·Granted May 13, 2008·23 cites·12 claims
- 1496US7234306B2Gas turbine combustion chamber made of CMC and supported in a metal casing by CMC linking membersSNECMA·Filed 2005·Granted Jun 26, 2007·62 cites·9 claims
- 1596US5749660ABearing assembly with dynamic drainage supplied with lubricantSNECMA·Filed 1996·Granted May 12, 1998·95 cites·9 claims
- 1696US5157915APod for a turbofan aero engine of the forward contrafan type having a very high bypass ratioSNECMA·Filed 1991·Granted Oct 27, 1992·168 cites·9 claims
- 1796US4452038ASystem for attaching two rotating parts made of materials having different expansion coefficientsSNECMA·Filed 1982·Granted Jun 5, 1984·78 cites·11 claims
- 1895US7785075B2Optimized aerodynamic profile for a turbine bladeSNECMA·Filed 2007·Granted Aug 31, 2010·58 cites·9 claims
- 1995US7581932B2Method of manufacturing a composite turbomachine blade, and a blade obtained by the methodSNECMA·Filed 2006·Granted Sep 1, 2009·40 cites·15 claims
- 2095US7322790B2System for controlling stages of variable-pitch stator vanes in a turbomachineSNECMA·Filed 2006·Granted Jan 29, 2008·38 cites·8 claims
- 2195US6029455ATurbojet engine combustion chamber with heat protecting liningSNECMA·Filed 1997·Granted Feb 29, 2000·103 cites·11 claims
- 2295US5524430AGas-turbine engine with detachable combustion chamberSNECMA·Filed 1993·Granted Jun 11, 1996·100 cites·17 claims
- 2395US5297386ACooling system for a gas turbine engine compressorSNECMA·Filed 1993·Granted Mar 29, 1994·110 cites·7 claims
- 2495US4901522ATurbojet engine combustion chamber with a double wall converging zoneSNECMA·Filed 1988·Granted Feb 20, 1990·117 cites·8 claims
- 2595US4805398ATurbo-machine with device for automatically controlling the rate of flow of turbine ventilation airSNECMA·Filed 1987·Granted Feb 21, 1989·107 cites·10 claims
- 2695US4606039ASpread spectrum coding method and apparatusSNECMA·Filed 1984·Granted Aug 12, 1986·119 cites·7 claims
- 2794US9404420B2Device for recovering lubricating oil from an epicyclic reduction gearSNECMA·Filed 2013·Granted Aug 2, 2016·26 cites·8 claims
- 2894US8986146B2Reduction gear with epicyclic gear train having roller-bearing-mounted planet spindlesSNECMA·Filed 2013·Granted Mar 24, 2015·18 cites·10 claims
- 2994US7909514B2Bearing arrangement for a rotating shaft, and turbine engine equipped with such an arrangementSNECMA·Filed 2007·Granted Mar 22, 2011·16 cites·16 claims
- 3094US7237388B2Assembly comprising a gas turbine combustion chamber integrated with a high pressure turbine nozzleSNECMA·Filed 2005·Granted Jul 3, 2007·48 cites·9 claims
- 3194US6401941B1Rack for loading parts for heat treatmentSNECMA·Filed 2000·Granted Jun 11, 2002·36 cites·9 claims
- 3294US6035929AApparatus for heating or cooling a circular housingSNECMA·Filed 1998·Granted Mar 14, 2000·84 cites·5 claims
- 3394US5593278AGas turbine engine rotor blading sealing deviceSNECMA·Filed 1983·Granted Jan 14, 1997·102 cites·34 claims
- 3494US5477731AMethod and apparatus for detecting a fouled fluid filterSNECMA·Filed 1994·Granted Dec 26, 1995·109 cites·9 claims
- 3594US4604030ACompressor with variable incidence stator vanesSNECMA·Filed 1984·Granted Aug 5, 1986·81 cites·8 claims
- 3694US4522557ACooling device for movable turbine blade collarsSNECMA·Filed 1983·Granted Jun 11, 1985·80 cites·5 claims
- 3794US4457668AGas turbine stages of turbojets with devices for the air cooling of the turbine wheel discSNECMA·Filed 1982·Granted Jul 3, 1984·103 cites·7 claims
- 3894US4415310ASystem for cooling a gas turbine by bleeding air from the compressorSNECMA·Filed 1981·Granted Nov 15, 1983·75 cites·5 claims
- 3994US3934409AGas turbine combustion chambersSNECMA·Filed 1974·Granted Jan 27, 1976·82 cites·9 claims
- 4093US9605545B2Gas turbine blade with tip sections offset towards the pressure side and with cooling channelsSNECMA·Filed 2012·Granted Mar 28, 2017·23 cites·15 claims
- 4193US9413141B2Spark plug for combustion chamber of a gas turbine engineSNECMA·Filed 2013·Granted Aug 9, 2016·20 cites·10 claims
- 4293US7926761B2Mechanical part and method of manufacturing such a partSNECMA·Filed 2006·Granted Apr 19, 2011·24 cites·13 claims
- 4393US7849696B2Assembling an annular combustion chamber of a turbomachineSNECMA·Filed 2006·Granted Dec 14, 2010·34 cites·10 claims
- 4493US7510778B2Part for protecting the leading edge of a bladeSNECMA·Filed 2006·Granted Mar 31, 2009·38 cites·6 claims
- 4593US7377749B2Device for balancing a rotating part, in particular a turbojet rotorSNECMA·Filed 2005·Granted May 27, 2008·38 cites·18 claims
- 4693US5012640ACombined air-hydrogen turbo-rocket power plantSNECMA·Filed 1989·Granted May 7, 1991·94 cites·20 claims
- 4793US4849895ASystem for adjusting radial clearance between rotor and stator elementsSNECMA·Filed 1988·Granted Jul 18, 1989·104 cites·5 claims
- 4893US4802824ATurbine rotorSNECMA·Filed 1987·Granted Feb 7, 1989·114 cites·5 claims
- 4993US4646810AMethod for the manufacture of a ceramic turbine ring integral with a metallic annular carrierSNECMA·Filed 1985·Granted Mar 3, 1987·31 cites·9 claims
- 5093US4037809ADevice for mounting a turboreactor on an aeroplaneSNECMA·Filed 1975·Granted Jul 26, 1977·101 cites·9 claims
Showing the top 50 of 1,875 patent records by PatentIndex Score.
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