Method and apparatus for repairing casings and the like

E - Fixed Constructions – 21 – B

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166/43, 166/52

E21B 33/127 (2006.01) E21B 29/10 (2006.01) E21B 33/124 (2006.01)

Patent

CA 1310261

ABSTRACT OF THE INVENTION 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.

588166

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