| Patents for F01B 17 - Reciprocating-piston machines or engines characterised by use of uniflow principle (737) |
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| 02/02/2000 | CN1243562A Method and device for recuperating ambient thermal energy for vehicle equipped with a pollution-free engine with secondary compressed air |
| 01/20/2000 | WO2000003123A1 Method for operating pollution-free engine expansion chamber and expansion chamber therefor |
| 01/20/2000 | CA2337056A1 Method for operating pollution-free engine expansion chamber and expansion chamber therefor |
| 01/13/2000 | DE19847742C1 Reciprocating piston steam engine |
| 12/28/1999 | US6006519 Compressed air-powered engine |
| 12/28/1999 | US6006517 Pneumatic engine |
| 12/21/1999 | US6003312 Engine |
| 12/09/1999 | WO1999063206A1 Operating method and device for supplementary compressed air injection engine operating with mono-energy or bi-energy in two or three powering modes |
| 12/09/1999 | CA2334089A1 Operating method and device for supplementary compressed air injection engine operating with mono-energy or bi-energy in two or three powering modes |
| 11/30/1999 | US5992390 Fuel efficient hybrid internal combustion engine |
| 11/17/1999 | CN1235579A Method and device for re-accelerating vehicle equipped with high-pressure compressor |
| 11/10/1999 | EP0954691A1 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air |
| 11/09/1999 | CA2110262C Power plant utilizing compressed air energy storage and saturation |
| 11/02/1999 | US5975052 Fuel efficient valve control |
| 10/21/1999 | WO1999053211A1 Pneumatic engine |
| 10/06/1999 | CN1230926A Compressor device for supplying high pressure compressed air for cleansed or pollution abating engine |
| 09/23/1999 | WO1999047804A1 High power density, diesel engine |
| 09/21/1999 | US5953914 Steam powered head device for producing a high RPM engine |
| 09/07/1999 | US5946916 Vapor forced engine |
| 07/29/1999 | WO1999037885A1 Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection |
| 07/29/1999 | WO1998032963A9 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air |
| 07/29/1999 | CA2319268A1 Method and device for additional thermal heating for motor vehicle equipped with pollution-free engine with additional compressed air injection |
| 07/21/1999 | EP0929424A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor |
| 07/08/1999 | WO1999034094A1 Pneumatic pressure operated cylinder apparatus |
| 07/07/1999 | EP0927108A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine |
| 07/07/1999 | CN1222218A Method for pollution abating engine and installation on city bus and other vehicles |
| 06/23/1999 | EP0815356B1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber |
| 04/29/1999 | WO1999020881A1 Method for controlling machine piston movement, implementing device and balancing of said device |
| 04/29/1999 | CA2306412A1 Method for controlling machine piston movement, implementing device and balancing of said device |
| 04/07/1999 | EP0906492A1 Method for pollution abating engine and installation on a city bus and other vehicles |
| 03/11/1999 | DE19839437A1 Powered hose reel |
| 02/10/1999 | EP0896140A1 Steam engine with integrated condensation |
| 12/30/1998 | CN1203322A Compression air-piston motor |
| 12/23/1998 | EP0886036A2 Compressed air piston motor |
| 11/10/1998 | US5832885 Hybrid internal combustion engine |
| 07/30/1998 | WO1998032963A1 Method and device for recuperating ambient thermal energy for vehicle equipped with an pollution-free engine with secondary compressed air |
| 07/09/1998 | DE19757407A1 Energy recovery system during braking in motor vehicles |
| 04/22/1998 | EP0713561B1 Vapor force engine |
| 04/16/1998 | WO1998015440A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor |
| 04/16/1998 | CA2267259A1 Method and device for re-accelerating a vehicle equipped with a high-pressure compressor |
| 04/14/1998 | US5737920 Means for improving the prevention of icing in air motors |
| 04/01/1998 | CN1177996A Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber |
| 03/26/1998 | WO1998012062A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine |
| 03/26/1998 | CA2266120A1 Supercharger installation for supplying high pressure compressed air for cleansed or pollution abating engine |
| 03/17/1998 | US5727388 Solar activated positive displacement piston pump-rotor drum turbine |
| 03/10/1998 | US5724814 Vapor force engine |
| 01/07/1998 | EP0815356A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber |
| 01/02/1998 | DE19624978A1 Brennkraftmaschine für Kraftfahrzeuge Internal combustion engine for automobiles |
| 12/31/1997 | WO1997049570A1 Internal combustion engine for motor vehicles |
| 12/24/1997 | WO1997048884A1 Method for pollution abating engine and installation on a city bus and other vehicles |
| 12/24/1997 | CA2258112A1 Method for pollution abating engine and installation on a city bus and other vehicles |
| 12/09/1997 | US5695430 Hybrid internal combustion engine |
| 09/24/1997 | CN1160432A Transducer for converting linear energy to rotational energy |
| 08/28/1997 | DE19606559A1 Reciprocating piston engine operating method |
| 08/19/1997 | US5658198 Pneumatic running toy |
| 07/30/1997 | EP0786579A1 Air motor piston to crank linkage |
| 07/09/1997 | EP0782661A1 Transducer for converting linear energy to rotational energy |
| 06/19/1997 | DE19611824C1 Steam engine |
| 06/19/1997 | DE19546658A1 Steam piston and cylinder unit with heater at cylinder head |
| 06/17/1997 | US5638738 Air motor piston to crank linkage |
| 06/17/1997 | US5638681 For a motor vehicle |
| 06/11/1997 | EP0560956B1 Oscillating piston motor and installation with an oscillating piston motor |
| 01/02/1997 | EP0589960B1 Power plant utilizing compressed air energy storage |
| 09/12/1996 | WO1996027737A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber |
| 09/12/1996 | CA2213993A1 Pollution control method and devices for cyclical internal combustion engines having a separate combustion chamber |
| 09/11/1996 | CN1130932A Vapor force engine |
| 08/27/1996 | US5549174 Recovery system for dissipated energy of an engine motor vehicle during its running conditions |
| 06/25/1996 | US5529549 Hybrid internal combustion engine |
| 06/25/1996 | US5528903 Small gas turbine |
| 05/29/1996 | EP0713561A1 Vapor force engine |
| 05/09/1996 | DE19534628A1 Pneumatic drive unit for vehicle |
| 04/25/1996 | WO1996012090A1 Transducer for converting linear energy to rotational energy |
| 02/20/1996 | US5491969 Power plant utilizing compressed air energy storage and saturation |
| 01/03/1996 | EP0650553B1 Piston internal-combustion engine |
| 10/31/1995 | US5461863 Transducer for converting linear energy to rotational energy |
| 06/29/1995 | DE4344176A1 Compressed air engine e.g. for vehicle |
| 05/03/1995 | EP0650553A1 Piston internal-combustion engine. |
| 04/06/1995 | WO1995009299A1 Driving device using braking energy of a vehicle |
| 03/29/1995 | EP0645272A1 Recovery system for dissipated energy of an engine motor vehicle during its runnig conditions |
| 03/22/1995 | EP0644112A1 Propulsion unit for a watercraft, in particular a submarine |
| 03/08/1995 | EP0641235A1 Small gas turbine |
| 02/16/1995 | WO1995004872A1 Vapor force engine |
| 02/16/1995 | CA2168847A1 Vapor force engine |
| 02/14/1995 | US5388428 Gas expansion refrigeration system |
| 01/10/1995 | US5379589 Power plant utilizing compressed air energy storage and saturation |
| 12/27/1994 | US5375417 Method of and means for driving a pneumatic engine |
| 12/15/1994 | DE4316055C1 Free-piston engine for producing fluid flow |
| 07/20/1994 | EP0589960A4 Power plant utilizing compressed air energy storage and saturation |
| 06/08/1994 | CN1024912C Locomotive and vehicle power system |
| 05/10/1994 | US5309713 Compressed gas engine and method of operating same |
| 04/06/1994 | EP0589960A1 Power plant utilizing compressed air energy storage and saturation. |
| 03/08/1994 | CA1327554C Compressed gas motor |
| 02/03/1994 | WO1994002723A1 Piston internal-combustion engine |
| 01/20/1994 | DE4223500A1 Kolbenbrennkraftmaschine Piston internal combustion engine |
| 12/21/1993 | US5271225 Multiple mode operated motor with various sized orifice ports |
| 09/30/1993 | WO1993018832A1 Small gas turbine |
| 09/22/1993 | EP0560956A1 Oscillating piston motor and installation with an oscillating piston motor. |
| 09/07/1993 | US5241896 Pneumatic cylinder apparatus |
| 04/15/1993 | WO1993007360A1 Oscillating piston motor and installation with an oscillating piston motor |
| 12/23/1992 | WO1992022741A1 Power plant utilizing compressed air energy storage and saturation |