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X-Span Casing/Tubing Patches


X-Span technology allows making squeeze jobs of corroded area in the casings, deviated and horizontal wells.

Technology advantages:

  1. Service life of the system is commensurable with the service life of a well;
  2. Provides min narrowing of a casing ID;
  3. Can be removed by drilling the upper and lower sealing elements and by twisting the tubes..


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Specifications of X-Span Casing Patches

Casing OD, mm
114
146
168
178
Max casing ID, mm
-
132,1
153,8
161,7
Min casing ID, mm
99,5
129
150,8
159,5
Patch OD, mm
96
121,6
146,5
155,2
Patch ID, mm
86
107,9
133,4
138,2
Max internal pressure, MPa
39,3
30,9
30,3
27,4
Max external pressure, MPa
51,7
33,3
24,1
21,9