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US 6,446,323 B1Granted
Profile formation
AssigneeWeatherford/Lamb, Inc.
InventorsPaul David Metcalfe, Neil Andrew Abercrombie Simpson
Life of this patent
Estimating the term…
Abstract
A method of forming a profile (10) in a section of tubing (12) comprises: providing an expander device (14) having at least one radially extendable expander member (22); positioning the device (14) at a predetermined location in the tubing (12); and extending the member (22) to deform the tubing (12) to create a profile (10).
Claims10
An apparatus for providing a profile in a section of tubing, the apparatus comprising:
- a ring of deformable material;
- and
- an expander device having at least one radially extendable member, the device being locatable within the ring and the member being extendable to deform the ring and the member being extendable to deform the ring into engagement with surrounding tubing to create a profile having at least one annular recess.
Dependencies are inferred from the claim text.