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2013
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Invention
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Valve actuator system. A valve actuator apparatus and method for preventing latitudinal movement ... |
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Invention
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Improved diaphragm actuator. A valve actuator apparatus having improved diaphragm retention to pr... |
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Invention
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Valve with actuator. The current invention relates generally to valves and actuators. This invent... |
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Invention
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Adjustable valve actuator system. A valve actuator apparatus and method for adjusting for valve b... |
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Invention
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Energized bushing seal. A bushing and wellhead spool with a single injection port allowing a meth... |
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Invention
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New and improved high pressure ball valves and related systems and methods of use. Disclosed here... |
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2012
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Invention
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Automatic barrel pig launcher. Disclosed herein is an automatic barrel pig launcher with an actua... |
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Invention
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Pigging ball valve.
Improved ball valve or pig valves with stems having higher stress yields are... |
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Invention
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Valve with actuator.
The current invention relates generally to valves and actuators. This inven... |
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Invention
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High pressure ball valves and related systems and methods of use.
Disclosed herein is an improve... |
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1999
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Invention
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Compact manifold trunnion ball valve. A compact manifold ball valve having a valve body defining ... |
