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A collector device for drilling fluid

E - Fixed Constructions – 21 – B
Patent

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A completion method for horizontal wells in in situ combustion

E - Fixed Constructions – 21 – B
Patent

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A component used in the formation, construction, repair and...

E - Fixed Constructions – 21 – B
Patent

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A connection arrangement for a two-piece annular body

E - Fixed Constructions – 21 – B
Patent

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A connection rod for rock drilling and a method of producing...

E - Fixed Constructions – 21 – B
Patent

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A connector

E - Fixed Constructions – 21 – B
Patent

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A connector for use in a wellbore

E - Fixed Constructions – 21 – B
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A continuous rod pump drive system

E - Fixed Constructions – 21 – B
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A controller for a downhole apparatus

E - Fixed Constructions – 21 – B
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A controller for a downhole tool

E - Fixed Constructions – 21 – B
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A coring tubular and method for reducing contamination and...

E - Fixed Constructions – 21 – B
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A corrugated settling cup and a multi-cup uniform flux gas...

E - Fixed Constructions – 21 – B
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A cutter for a boring head, a device for accommodating...

E - Fixed Constructions – 21 – B
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A cutter head, boring jig and device and process for sea...

E - Fixed Constructions – 21 – B
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A cutter, a stopper means and a method of preventing mud...

E - Fixed Constructions – 21 – B
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A cutting insert for use in a wellbore milling tool

E - Fixed Constructions – 21 – B
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A cutting insert for use in a wellbore milling tool

E - Fixed Constructions – 21 – B
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A deflection joint

E - Fixed Constructions – 21 – B
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A device and method for analyzing light chemical compounds

E - Fixed Constructions – 21 – B
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A device and method for regulating fluid flow in a well

E - Fixed Constructions – 21 – B
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