| 12072056 |
Wear inserts for well service reactive dampeners |
— |
2024-08-27 |
| 12031659 |
Stabilizer cartridge |
Stephen Michael Harold |
2024-07-09 |
| 11988071 |
Drill string-connected protection from borehole pulsation energies |
Cersten Jantzon |
2024-05-21 |
| 11754216 |
Top repairable gas-charged bladder type pulsation dampener |
Cersten Jantzon |
2023-09-12 |
| 11686328 |
Cellular tube for replacement of traditional gas-charged cartridges in suction stabilizers |
— |
2023-06-27 |
| 11591859 |
Surface equipment protection from borehole pulsation energies |
Lucas Love, Gregg M. Mathiak, Cersten Jantzon |
2023-02-28 |
| 11473711 |
System pulsation dampener device(s) substituting for pulsation dampeners utilizing compression material therein |
— |
2022-10-18 |
| 11460140 |
Mini-dampeners at pump combined with system pulsation dampener |
— |
2022-10-04 |
| 11384887 |
Nested pre-charge cartridges |
— |
2022-07-12 |
| 11125374 |
Retaining sleeve for high pre-charge cartridge |
— |
2021-09-21 |
| 10890170 |
Replacement tube for a cellular suction stabilizing manifold |
— |
2021-01-12 |
| 10876668 |
Precharge manifold system and method |
— |
2020-12-29 |
| 10508763 |
Combination gas pulsation dampener, cross and strainer |
— |
2019-12-17 |
| D868114 |
Combination gas pulsation dampener, cross and strainer |
— |
2019-11-26 |
| 9790934 |
Pump pulsation discharge dampener with curved internal baffle and pressure drop feature creating two internal volumes |
Gregg M. Mathiak, Ray D. Kelm |
2017-10-17 |
| 9695970 |
Composite pulsation dampener |
Gregg M. Mathiak, Timothy A. Douglas |
2017-07-04 |
| 9249915 |
Pump pulsation discharge dampener with dual pressure drop tube assemblies having unequal sizes |
— |
2016-02-02 |
| 7542875 |
Reciprocating pump performance prediction |
— |
2009-06-02 |
| 5480163 |
Lip seal with reinforced backup |
Hank T. Miser, Frederick B. Pippert |
1996-01-02 |
| 5284084 |
Light weight piston |
Frederick B. Pippert |
1994-02-08 |
| 5275204 |
Valve element |
Frederick B. Pippert |
1994-01-04 |
| 5054715 |
Apparatus and methods for reducing aircraft lifting surface flutter |
Thomas R. Hager, Gerald C. Lakin |
1991-10-08 |
| 4917331 |
Apparatus and methods for reducing aircraft lifting surface flutter |
Thomas R. Hager, Gerald C. Lakin |
1990-04-17 |
| 4860995 |
Valve element for use in pumps for handling fluids containing abrasive materials |
— |
1989-08-29 |
| 4479620 |
Wing load alleviation system using tabbed allerons |
Kenneth J. R. Manning |
1984-10-30 |