Method and apparatus for repairing casings and the like

Details Method and apparatus for repairing casings and the like Method and apparatus for repairing casings and the like

1988-07-25

1989-09-12

Neuder, William P.

Wells

Processes

Repairing object in well

166387, 166187, E21B 33127

Patent

active

048651273

ABSTRACT:
The invention relates to a method and apparatus for relining bores such as oil wells, using multiple layers of spiral wrapped, resilient lining material which expands to form a continuous liner for the bore.

REFERENCES:
patent: 3364993 (1968-01-01), Skipper
patent: 4246964 (1981-01-01), Brandell
patent: 4566535 (1986-01-01), Sanford
patent: 4589484 (1986-05-01), Doherty et al.

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