Patents
Patents for F04B 11 - Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation (1,551)
04/1981
04/07/1981CA1098765A1 Dual-piston reciprocating pump assembly
03/1981
03/17/1981US4256438 Method and apparatus for simultaneous noise damping on intake and pressure sides of fluid pumps
01/1981
01/20/1981US4245963 Pump
10/1980
10/29/1980EP0018128A1 Reverse osmosis method and apparatus
10/21/1980CA1088186A1 Start-up control for fuel injection system
05/1980
05/13/1980US4202251 Generator for flow rate of pressurized fluid
05/06/1980CA1076836A1 High performance liquid chromatography system
04/1980
04/22/1980CA1075987A1 Fuel injection system
04/01/1980US4195752 Apparatus for the essentially uniform feed of a fluent medium by means of reciprocating feed pistons
03/1980
03/11/1980CA1073267A1 Liquid fuel injection pumps
02/1980
02/26/1980US4190403 Fluid flow stabilizer and phase separator
02/26/1980US4190022 Fuel injection system with correction for incidental system variables
02/05/1980US4187173 Reverse osmosis method and apparatus
02/05/1980US4187060 Liquid fuel injection pumps
12/1979
12/18/1979US4179070 Sprayer
11/1979
11/06/1979US4173437 Dual-piston reciprocating pump assembly
10/1979
10/02/1979US4169695 Electromagnetic pump with pressure-regulating mechanism
09/1979
09/19/1979EP0004057A1 Pressure tank for a pressure-regulated water supply system
08/1979
08/14/1979CA1060398A1 Sprayer
07/1979
07/24/1979US4161906 Radial pistion pump or motor having improved porting
04/1979
04/17/1979US4149831 Double-acting differential piston supply pump
03/1979
03/06/1979US4142497 Fuel pressure booster and regulator
01/1979
01/30/1979US4137011 Flow control system for liquid chromatographs
01/30/1979CA1047365A1 Water hammer shock absorber
12/1978
12/26/1978US4131393 Fluid pump mechanism
12/05/1978CA1043658A1 Suction stabilizer for reciprocating pumps and stabilizing method
11/1978
11/28/1978US4127360 Bumpless pump apparatus adjustable to meet slave system needs
10/1978
10/03/1978US4118150 Control apparatus responsive to liquid flow
09/1978
09/19/1978US4115036 Pump for pumping liquid in a pulse-free flow
09/05/1978US4111616 Flexible wall pump
08/1978
08/29/1978US4109832 Pumping system having a pressure release
06/1978
06/27/1978US4096830 Control system for electrically energized engine fuel
06/06/1978US4093028 Methods of use of cementitious materials and sonic or energy-carrying waves within subsurface formations
01/1978
01/24/1978US4069795 Start-up control for fuel injection system
01/10/1978US4067666 Concrete pumping apparatus
11/1977
11/15/1977US4058709 Control computer for fuel injection system
07/1977
07/05/1977US4033513 Electromagnetically operated valve
06/1977
06/28/1977US4032265 Suction stabilizer for reciprocating pumps and stabilizing method
06/07/1977US4028018 Non-pulsing apparatus
05/1977
05/10/1977US4022275 Methods of use of sonic wave generators and modulators within subsurface fluid containing strata or formations
12/1976
12/28/1976US3999896 Continuously operating piston pump
12/28/1976US3999895 Rotating barrel pump
12/14/1976US3997086 Pump for spray dispenser and the like
10/1976
10/12/1976US3985021 High performance liquid chromatography system
09/1976
09/21/1976US3981624 Sonic or energy wave generator and modulator
09/21/1976US3981620 Pumping apparatus
08/1976
08/31/1976US3977086 Range estimating device for golfers
08/03/1976US3972656 Fuel pump having pulsating chambers
04/1976
04/20/1976US3951568 Pump check valve control apparatus
03/1976
03/23/1976US3945767 Damper apparatus
03/02/1976US3941032 Piston pumps or motors
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