Class F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Subclass 1/16: Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (F04B 3/00 takes precedence; fluid-driven pumps F04B 9/08; control of reciprocating machines or pumps in general F04B 49/00) having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders having two or more sets of cylinders or pistons
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10598162 | Pump and a desalination system including the pump | Oct 20, 16 | Mar 24, 20 | KATADYN DESALINATION, LLC |
| 10502042 | Electric blender system, apparatus and method for use in fracturing underground formations using liquid petroleum gas | Oct 22, 18 | Dec 10, 19 | TYPHON TECHNOLOGY SOLUTIONS, LLC |
| 10473098 | Reciprocating plunger pump and its engine body, the slider crank mechanism and the slide block, the bearing seat, the crankcase upper cover and the plunger seat | Dec 03, 14 | Nov 12, 19 | BEIJING SINOCEP ENGINE TECHNOLOGY CO., LTD. |
| 10371119 | Hydroelectric power system and pump | Dec 05, 17 | Aug 06, 19 | YOURBROOK ENERGY SYSTEMS LTD. |
| 10280919 | Pump casing | Jun 27, 17 | May 07, 19 | TSC MANUFACTURING AND SUPPLY, LLC. |
| 10174746 | Piston drive assembly | Dec 02, 15 | Jan 08, 19 | Not available |
| 10168000 | Nitrogen pumping from a tank truck | Apr 27, 16 | Jan 01, 19 | Air Liquide Large Industries U.S. LP |
| 10107084 | System and method for dedicated electric source for use in fracturing underground formations using liquid petroleum gas | Oct 24, 16 | Oct 23, 18 | Evolution Well Services, LLC |
| 10107085 | Electric blender system, apparatus and method for use in fracturing underground formations using liquid petroleum gas | Oct 24, 16 | Oct 23, 18 | Evolution Well Services, LLC |
| 9926922 | Barrel assembly for a fluid pump having separate plunger bore and outlet passage | Jan 30, 15 | Mar 27, 18 | Caterpillar Inc. |
| 9909576 | Pump drive system with hydraulic tappets | Jan 23, 15 | Mar 06, 18 | CATERPILLAR INC. |
| 9810205 | Pump systems and associated methods for use with waterjet systems and other high pressure fluid systems | Mar 17, 15 | Nov 07, 17 | OMAX CORPORATION |
| 9702359 | Pump casing | Sep 01, 15 | Jul 11, 17 | TSC MANUFACTURING AND SUPPLY, LLC |
| 9644620 | Active pressure intensifier, reverse osmosis system and use thereof | Sep 19, 12 | May 09, 17 | FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V., FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWWANDTEN FORSCHUNG E.V., |
| 9506458 | Liquid supply apparatus | Dec 12, 13 | Nov 29, 16 | KOGANEI CORPORATION |
| 9429001 | Synchronized pump down control for a dual well unit with regenerative assist | Jun 16, 15 | Aug 30, 16 | RAPTOR LIFT SOLUTIONS, LLC |
| 9115712 | Swing barrel type positive displacement pump using cross shaft joint bearing | Mar 16, 11 | Aug 25, 15 | Not available |
| 9016599 | Wobble assembly for fluid pumping mechanism | May 06, 10 | Apr 28, 15 | GRACO MINNESOTA INC. |
| 8742750 | Speed sensor pick-up for fluid device | Jun 13, 08 | Jun 03, 14 | EATON CORPORATION |
| 8627758 | Axial piston pump with pistons having metallic sealing rings | Feb 25, 12 | Jan 14, 14 | Neo Mechanics Limited |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2019/0323,499 | Linear Hydraulic Pump for Submersible Applications | Jun 29, 19 | Oct 24, 19 | GE Oil & Gas ESP, Inc. |
| 2019/0277,126 | MULTIPLE GENERATOR MOBILE ELECTRIC POWERED FRACTURING SYSTEM | May 27, 19 | Sep 12, 19 | Evolution Well Services, LLC |
| 2019/0277,127 | DUAL PUMP TRAILER MOUNTED ELECTRIC FRACTURING SYSTEM | May 27, 19 | Sep 12, 19 | Evolution Well Services, LLC |
| 2018/0328,349 | PUMP UNIT AND HANDHELD HIGH PRESSURE WASHER | Nov 21, 16 | Nov 15, 18 | Not available |
| 2018/0298,885 | PUMP | Apr 17, 18 | Oct 18, 18 | Not available |
| 2018/0058,444 | Pump housing with multiple discharge valves | Aug 23, 16 | Mar 01, 18 | Not available |
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