| Patents for F04D 13 - Pumping installations or systems (12,375) |
|---|
| 08/07/1985 | EP0150320A1 Magnetic bearing |
| 08/06/1985 | US4533294 High speed centrifugal pump and method for operating same at reduced noise levels |
| 08/01/1985 | WO1985003270A1 A device in fluid pressure generators |
| 07/30/1985 | US4531892 Apparatus for pumping of pulp |
| 07/23/1985 | US4530641 Pump, particularly a submersible or barrel pump |
| 07/17/1985 | EP0148343A2 Motor pump unit |
| 07/02/1985 | US4526517 Circular centrifugal pump with arcuate input and output sections |
| 07/02/1985 | US4526507 Shaft driven pump without seals |
| 07/02/1985 | CA1189693A1 Apparatus for forming an element-free gap in a continuous slide fastener chain |
| 06/18/1985 | US4523899 Submergible motor pump assembly |
| 05/14/1985 | US4516915 Pumping plant |
| 05/08/1985 | EP0139725A1 Fluid discriminating apparatus |
| 05/07/1985 | US4515517 Well point system and apparatus |
| 04/25/1985 | WO1985001781A1 Pump station |
| 04/24/1985 | EP0084540A4 A motor-pump assembly. |
| 04/23/1985 | US4512885 Aquarium filter assembly |
| 04/23/1985 | US4512724 Electric pump for use in filtering system of a tropical fish tank or the like |
| 04/16/1985 | US4511315 Liquid metal mechanical pump |
| 04/16/1985 | US4511312 Method of driving the impeller of a liquid pump by means of a brushless a.c. motor; and a liquid pump for carrying out the method |
| 03/19/1985 | US4505637 Axial-flow centrifugal pump for the circulation of fluid |
| 03/12/1985 | CA1183721A1 Transformer oil circulating pump |
| 03/05/1985 | US4502515 Dry battery driven liquid pump |
| 02/19/1985 | US4500263 Electrically driven submersible pump system |
| 02/19/1985 | CA1182743A1 Downhole steam generator and turbopump |
| 02/12/1985 | CA1182445A1 Downflow mixer |
| 01/31/1985 | WO1985000297A1 Process and device for the separation of substances by means of membranes |
| 01/22/1985 | US4494602 Electrical connection device for an underwater well head |
| 01/15/1985 | US4493609 Pumping apparatus |
| 01/08/1985 | US4492532 Shaft pipe construction for regulating liquid delivery of submersible pumps |
| 01/08/1985 | US4492514 Submerged pump assembly and method of making and using same |
| 12/19/1984 | EP0128446A1 Selectively controlled dual delivery pump, particularly for motor vehicle application |
| 12/18/1984 | US4488856 Hydraulic power supply with hermetic sealing of hydraulic fluid and sealing method |
| 12/18/1984 | US4488852 Submersible pump apparatus |
| 12/18/1984 | CA1179553A1 Gas-energized liquid pump |
| 12/11/1984 | US4487557 Magnetically driven centrifugal pump |
| 11/08/1984 | WO1984004365A1 Hydraulically driven pump aggregate |
| 11/06/1984 | US4480967 Motor-driven pump unit for a high-pressure cleaning apparatus |
| 11/06/1984 | CA1177328A1 Canned motor pump for use in the high temperature |
| 10/30/1984 | CA1176913A1 Submersible pump discharge head |
| 10/16/1984 | US4477235 Submerged motor-pump unit |
| 10/11/1984 | WO1984003915A1 Device for connecting an engine casing to a pump |
| 10/11/1984 | WO1984003878A1 Fluid discriminating apparatus |
| 10/09/1984 | US4475873 Wet-motor pump |
| 09/18/1984 | US4471762 Solar heating apparatus |
| 09/12/1984 | EP0118403A1 Back flow preventing device in the outlet pipe of a pump |
| 08/28/1984 | US4468358 Apparatus for mixing air and liquid |
| 08/28/1984 | US4468176 Turbine driven pump |
| 08/28/1984 | CA1173414A1 Circulating system for vehicle heaters |
| 08/21/1984 | US4466781 Arrangement for feeding fuel, particularly from supply container to internal combustion engine of a power vehicle |
| 08/21/1984 | CA1172907A1 Method and mechanism for controlling the pressure at shaft-sealing part of an apparatus |
| 08/14/1984 | US4465437 Pump comprising a canned motor |
| 07/31/1984 | US4462752 In-line centrifugal pump |
| 07/24/1984 | US4461614 Through flow sump pump |
| 07/17/1984 | US4460181 Method and mechanism for controlling the pressure at shaft-sealing part of an apparatus |
| 06/05/1984 | CA1168574A1 Anti-gas locking apparatus |
| 05/22/1984 | US4449891 Aggregate for supplying fuel from supply container to internal combustion engine |
| 05/22/1984 | US4449888 Free spool inducer pump |
| 05/22/1984 | CA1167695A1 Pump |
| 05/22/1984 | CA1167693A1 Pump for supplying kerosene to combustion apparatus |
| 05/01/1984 | US4445820 Electrically powered pump |
| 04/18/1984 | EP0105687A1 Electronically commutated electric pump |
| 04/17/1984 | US4442858 Surge chamber |
| 04/04/1984 | EP0104505A2 A canned motor pump |
| 03/29/1984 | WO1984001138A1 Stripping system for a cargo tank |
| 03/20/1984 | US4437814 Dredge pump drive system |
| 03/06/1984 | US4435132 Submersible pumping system |
| 02/28/1984 | CA1162845A1 Locking assembly for well devices |
| 02/15/1984 | EP0100390A2 A method of driving the impeller of a liquid pump by means of a brushless A.C. motor, and a liquid pump for carrying out the method |
| 01/31/1984 | US4428264 Apparatus for forming an element-free gap in a continuous slide fastener chain |
| 01/17/1984 | US4425965 Safety system for submersible pump |
| 01/04/1984 | EP0097549A1 Device to realize the sealing of a submersible motor, and such a motor |
| 01/04/1984 | EP0097548A1 Bore-hole pump and method for its protection |
| 01/03/1984 | CA1159716A1 Submersible pump seal section with multiple bellows |
| 12/27/1983 | US4422771 Downflow mixer |
| 12/27/1983 | US4422514 Pump for a reverse circulation rotary drilling rig |
| 12/20/1983 | US4421999 Submersible pump seal section with multiple bellows |
| 12/20/1983 | US4421163 Downhole steam generator and turbopump |
| 12/06/1983 | US4419043 Centrifugal pump |
| 11/22/1983 | US4416586 Submersible motor pump assembly |
| 11/22/1983 | CA1157346A1 Device for circulation of a fluid, e. g. hot water |
| 11/15/1983 | US4415308 Pump for supplying kerosene to combustion apparatus |
| 11/08/1983 | US4413958 Apparatus for installation in wells |
| 10/26/1983 | EP0092531A2 A method for transporting liquid |
| 10/12/1983 | EP0091105A1 Motor pump unit for immersed use |
| 10/11/1983 | US4409504 Tandem connected submersible oil well pump motors |
| 10/11/1983 | US4408966 Pump for supplying liquid fuel |
| 10/11/1983 | US4408953 High efficiency centrifugal pump |
| 10/05/1983 | EP0090411A1 Submerged motor pump assembly |
| 10/04/1983 | US4407360 Borehole water pumping system with sandtrap |
| 09/27/1983 | US4406582 Submersible pump discharge head |
| 09/21/1983 | EP0089121A1 Pump systems |
| 09/06/1983 | CA1153414A1 High speed magnetic coupling with ceramic magnets maintained under centrifugal compression |
| 09/06/1983 | CA1153307A1 Rotary drive assembly for downhole rotary pump |
| 08/23/1983 | US4400134 Collector apparatus |
| 08/23/1983 | CA1152486A1 Radial flow gas liquid rotor-type mixer |
| 08/09/1983 | USRE31338 Pump assembly driven by endless conveyor |
| 08/03/1983 | EP0084540A1 A motor-pump assembly |
| 08/02/1983 | US4396350 Pump isolation valve |
| 08/02/1983 | US4396347 Energy saving pump and pumping system |
| 07/26/1983 | US4394931 Polyurethane foam-lined shell |