4. H - Electricity
  5. 02
  6. G

Charles R. Knowles

H - Electricity – 02 – G

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Pressure sealed cable packoff and method for making and...

H - Electricity – 02 – G
Patent

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Well casing apparatus for wells in permafrost and method for...

E - Fixed Constructions – 21 – B
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Well completion in permafrost

E - Fixed Constructions – 21 – B
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Well tool and method for using same

E - Fixed Constructions – 21 – B
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Profile ID: LFCA-PAI-P-175358

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