Stefano Francini

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Florence, IT

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Patents Grantslast 30 patents

Information Patent Grant
Compressed-air energy-storage system
- Patent number 10,683,803
- Issue date Jun 16, 2020
- Nuovo Pignone SRL
- Matteo Berti
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Poppet valve with sloped purge holes and method for reducing a pres...
- Patent number 8,453,670
- Issue date Jun 4, 2013
- Nuovo Pignone, S.p.A.
- Stefano Francini
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Poppet valve with diverging-converging flow passage and method to r...
- Patent number 8,136,547
- Issue date Mar 20, 2012
- Nuovo Pignones, P.A.
- Stefano Francini
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
High efficiency rotor for the second phase of a gas turbine
- Patent number 7,390,171
- Issue date Jun 24, 2008
- Nuovo Pignone S.p.A.
- Stefano Francini
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
High efficiency stator for the second phase of a gas turbine
- Patent number 7,390,165
- Issue date Jun 24, 2008
- Nuovo Pignone S.p.A.
- Stefano Francini
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
COMPRESSED-AIR ENERGY-STORAGE SYSTEM
- Publication number 20150075173
- Publication date Mar 19, 2015
- Nuovo Pignone Srl
- Matteo Berti
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
POPPET VALVE WITH SLOPED PURGE HOLES AND METHOD FOR REDUCING A PRES...
- Publication number 20100025601
- Publication date Feb 4, 2010
- Stefano Francini
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
POPPET VALVE WITH DIVERGING-CONVERGING FLOW PASSAGE AND METHOD TO R...
- Publication number 20100024891
- Publication date Feb 4, 2010
- Stefano Francini
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
High efficiency rotor for the second phase of a gas turbine
- Publication number 20050247044
- Publication date Nov 10, 2005
- Stefano Francini
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
High efficiency stator for the second phase of a gas turbine
- Publication number 20050247045
- Publication date Nov 10, 2005
- Stefano Francini
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES