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2024
|
G/S
|
Automatic check valves; automatic safety valves; digital signal processors; electromagnetic coils... |
|
|
G/S
|
Check valves as machine components; electric motors for machines; electric motors for machines wi... |
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|
G/S
|
Check valves; electric motors for machines; electric motors for machines with a digital servo dri... |
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|
G/S
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Digital signal processors; electromagnetic coils; electromagnetic frequency detectors; electromag... |
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2019
|
Invention
|
Method and device for mounting shaft seals permitting eccentric motion. A device and method are t... |
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2017
|
Invention
|
Device for isolating a tool from axial vibration while maintaining conductor connectivity. A devi... |
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2016
|
Invention
|
Device for isolating a tool from axial vibration while maintaining conductor connectivity. ... |
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2015
|
Invention
|
Directional drilling motor. A drilling motor for directional drilling in a wellbore has a drill b... |
|
|
Invention
|
Bearing stack for a down-hole drilling motor. There is provided a method of assembling a bearing ... |
|
2013
|
Invention
|
Universal joint for a downhole drilling motor. A universal joint carried by an elongate body havi... |
|
|
Invention
|
Universal joint for down hole drilling motor. A universal joint carried by an elongate body havin... |
|
|
G/S
|
Drilling motors, directional drilling motors, and mud motors. |
|
2012
|
Invention
|
Bearing assembly. A bearing assembly has a bearing chamber, an inner mandrel having a first load ... |
|
2001
|
G/S
|
Horizontal drilling services to the oil and gas industry being the drilling of a well horizontal ... |
