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Devices for and methods of forming segregated layers from mixtures of granular materials |
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Process for forming a powder |
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Butterfly valve |
— |
2021-11-02 |
| 10926966 |
Devices for and methods of forming segregated layers from mixtures of granular materials |
Paul Umbanhowar, Richard M. Lueptow |
2021-02-23 |
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Valve apparatus |
— |
2018-05-01 |
| 9895776 |
Method of manufacturing an eccentric valve |
— |
2018-02-20 |
| 9470318 |
Eccentric valve and manufacturing method thereof |
— |
2016-10-18 |
| 9317025 |
Parameter selection and calculation system for control valves |
— |
2016-04-19 |
| 9303785 |
Method for controlling valve apparatus |
— |
2016-04-05 |
| 9234588 |
Flexible stuffing box packing assembly |
— |
2016-01-12 |
| 9121513 |
Triple eccentric valve with symmetric drain-proof ring applied no normal force to valve seat |
— |
2015-09-01 |
| 8770546 |
Ball or half-ball valve with drain-proof mechanism |
— |
2014-07-08 |
| 8727313 |
Tri-eccentric valve with a symmetric drain-proof ring |
— |
2014-05-20 |
