Field Evidence

Selected CE-BOND field case studies.

Field applications provide examples of CE-BOND use across different casing sizes, well geometries and operating environments, including running performance and post job cement evaluation.

Field evidence

Field cement evaluation provides evidence of improved circumferential response across selected CE-BOND intervals.

Bond log interpretation in the field example below shows a low-side channel below the CE-BOND interval. The channel terminates at the deepest CE-BOND location, with improved circumferential cement response above the tool interval. This is an observed cement-evaluation outcome and should be interpreted together with the full log, well geometry, centralization programme and cement-job record.

Impedance Z map ยท composite cement map
Annotated cement bond log: a low-side channel path is visible below the CE-BOND interval in both the impedance Z map and composite cement map; the channel terminates at the deepest CE-BOND tool, with improved circumferential cement response above the tool interval
Field cement evaluation showing low-side channel response below the CE-BOND interval and channel termination at the deepest CE-BOND tool. Interpretation should be reviewed together with the full cement evaluation log, well geometry, centralization program and cement job record.

The observed low-side channel terminates at the deepest CE-BOND tool in this field example.

A low-side channel is visible below the CE-BOND interval in both the impedance and composite cement maps. The channel terminates at the deepest CE-BOND tool. Above the CE-BOND interval, the cement map shows improved circumferential response, consistent with improved low-side displacement.

The improved bond response above the tool interval is consistent with improved low-side displacement and reduced retention of mud, solids or contaminated fluid. Interpretation should be considered together with the complete cement evaluation, well geometry and cement-job record.

  • Observed channel response

    In the field example shown, the low-side channel visible below the equipped interval terminates at the deepest CE-BOND location.

  • Comparison where available

    The detailed field case histories include same-well and same-job comparisons, together with depth-matched cement evaluation where available.

  • Evaluation context matters

    Cement response reflects the complete placement system, including centralization, conditioning, fluids and execution. CE-BOND is evaluated as one component of that system.

  • Centralization still matters

    Good casing centralization remains important when CE-BOND annular flow diverters are used. CE-BOND supplements the standoff programme, it does not replace it.

Field experience

Access selected CE-BOND field case histories.

These technical case histories provide examples of CE-BOND field applications across different casing sizes, well geometries and operating environments, including running performance and post-job cement evaluation.

Technical case histories

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CE-BOND ยท Annular flow redistribution for challenging cement placement