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US 2019/0169954 A1Published application
Light and buoyant retrievable assembly - wellbore tool and method
AssigneeNautonnier Holding Corp
InventorsBERNIE CABOT, DAVID CRAMER
Life of this patent
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Abstract
A wellbore self-retrievable tool for conveying and releasing a load in a well, the tool comprising: a floatation device; a load carrier; and a load release mechanism, the floatation device being configured to render the tool buoyant in a wellbore liquid.
Claims13
A wellbore self-retrievable tool for conveying and releasing a load in a well, the tool comprising:
- a floatation device;
- a load carrier;
- and a load release mechanism, the floatation device being configured to render the tool buoyant in a wellbore liquid.
A method for conveying a load into a wellbore, the method comprising:
- launching an untethered self-retrievable tool into the wellbore, the tool carrying a load and being configured to release the load downhole and further configured to move upwardly in the wellbore away from the load by flotation;
- and retrieving the tool from the wellbore.
Dependencies are inferred from the claim text.