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Fluid deflection shield assembly

Wells – Above ground apparatus – Fluid catcher around pipe coupling
Patent

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Fluid introduction unit for wells

Wells – Above ground apparatus – With means for inserting fluid into well
Patent

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Flush mount monitoring well cover

Wells – Above ground apparatus – Cap or head pivotably attached to tube or casing
Patent

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Force balanced rotating pressure control device

Wells – Above ground apparatus – With seal for reciprocating member
Reexamination Certificate

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Force-limiting/wear compensating annular sealing element for blo

Wells – Above ground apparatus – With seal for reciprocating member
Patent

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Fracturing head with replaceable inserts for improved wear...

Wells – Above ground apparatus – With means for inserting fluid into well
Reexamination Certificate

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Fracturing head with replaceable inserts for improved wear...

Wells – Above ground apparatus – With means for inserting fluid into well
Reexamination Certificate

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Friction hold wear bushing

Wells – Above ground apparatus – With assembly or disassembly means
Patent

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Friction plug for a high pressure pipe

Wells – Above ground apparatus – Inner member anchor or seal with valve
Patent

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Fugitive emissions accumulator

Wells – Above ground apparatus – With seal for reciprocating member
Patent

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Full bore tubing hanger system

Wells – Above ground apparatus – Suspension means
Patent

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Full bore wellhead load shoulder and support ring

Wells – Above ground apparatus – Suspension means
Reexamination Certificate

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