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W. Kenneday John

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Completion of wells

E - Fixed Constructions – 21 – B
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Depth control in well operations

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Patent

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Permanent well completion apparatus

E - Fixed Constructions – 21 – B
Patent

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Permanent well completion apparatus

E - Fixed Constructions – 21 – B
Patent

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Plural completion of wells

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-660026

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