Page 1
CEMENT INTEGRITY EVALUATION
SONIC LOGGING
CBL-VDL
Page 2
© 2006 Weatherford. All rights reserved.2
Page 3
© 2006 Weatherford. All rights reserved.3
Page 4
© 2006 Weatherford. All rights reserved.4
Page 5
© 2006 Weatherford. All rights reserved.5
Page 6
© 2006 Weatherford. All rights reserved.6
Page 7
© 2006 Weatherford. All rights reserved.7
Page 8
© 2006 Weatherford. All rights reserved.8
Page 9
© 2006 Weatherford. All rights reserved.9
Page 10
© 2006 Weatherford. All rights reserved.10
Page 11
© 2006 Weatherford. All rights reserved.11
Page 12
© 2006 Weatherford. All rights reserved.12
Page 13
© 2006 Weatherford. All rights reserved.13
Page 14
© 2006 Weatherford. All rights reserved.14
Page 15
© 2006 Weatherford. All rights reserved.15
Page 16
© 2006 Weatherford. All rights reserved.16
Page 17
© 2006 Weatherford. All rights reserved.17
Page 18
© 2006 Weatherford. All rights reserved.18
Page 19
© 2006 Weatherford. All rights reserved.
Basic principle
19
Page 20
© 2006 Weatherford. All rights reserved.
Expected values
20
Page 21
© 2006 Weatherford. All rights reserved.21
Page 22
© 2006 Weatherford. All rights reserved.22
Page 23
© 2006 Weatherford. All rights reserved.23
Page 24
© 2006 Weatherford. All rights reserved.24
Page 25
© 2006 Weatherford. All rights reserved.25
Page 26
© 2006 Weatherford. All rights reserved.26
Page 27
© 2006 Weatherford. All rights reserved.27
Page 28
© 2006 Weatherford. All rights reserved.
Log presentation
28
Page 29
© 2006 Weatherford. All rights reserved.
Fast formations
29
Page 30
© 2006 Weatherford. All rights reserved.
Fast formations
30
Page 31
© 2006 Weatherford. All rights reserved.
Bond Index definition
31
Page 32
© 2006 Weatherford. All rights reserved.
Cement bond chart
32
Page 33
© 2006 Weatherford. All rights reserved.
Hydraulic isolation
33
Page 34
© 2006 Weatherford. All rights reserved.34
Page 35
© 2006 Weatherford. All rights reserved.
Micro Annulus
35
Page 36
© 2006 Weatherford. All rights reserved.36
Page 37
© 2006 Weatherford. All rights reserved.37
Page 38
© 2006 Weatherford. All rights reserved.38
SONIC CEMENT EVALUATION: CBL-VDL
Examples