Shear slowness measurement by dispersive processing of the borehole flexural mode

Geophysics

Volumn 63, Issue 2, 1998, Pages 337-344

  Kimball, Christopher V ^a  

^a SCHLUMBERGER DOLL RESEARCH   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC DISPERSION; BOREHOLES; INTEGRATION; LEAST SQUARES APPROXIMATIONS; MATHEMATICAL MODELS; PARAMETER ESTIMATION;

BOREHOLE FLEXURAL MODE; DISPERSIVE SLOWNESS TIME COHERENCE (DSTC);

ACOUSTIC LOGGING;

SHEAR SLOWNESS; WELL-LOGGING;

EID: 0032029613     PISSN: 00168033     EISSN: None     Source Type: Journal    
DOI: 10.1190/1.1444333     Document Type: Article

References (12)

1. Brie, A., and Saiki, Y., 1996, Practical dipole sonic dispersion correction: 66th Annual Internat. Mtg., Soc. Expl. Geophys., Expanded Abstracts, 178-181.
2. Kimball, C. V., 1994, Sonic well logging methods and apparatus utilizing dispersive wave processing: US Patent 5 278 805.
3. Kimball, C. V., Lewicki, P., and Wijeyesekera, N., 1995, Error analysis of maximum likelihood estimates from one or more dispersive waves: IEEE Trans. on Signal Processing, 43, 2928-2936.
4. Kimball, C. V., and Marzetta, T. L., 1986a, Semblance processing of borehole acoustic array data: Geophysics, 49, 274-281.
5. _ 1986b, Sonic well logging: US Patent 4 594 691.
6. Kimball, C. V., and Scheibner, D. J., 1998, Error bars for sonic slowness measurements: Geophysics, 63, 345-353.
7. Kitsunezaki, C. 1980, A new method for shear-wave logging: Geophysics, 45, 1489-1506.
8. Kurkjian, A. L., 1985, Numerical computation of individual far-field arrivals excited by an acoustic source in a borehole: Geophysics, 50, 852-866.
9. Kurkjian, A. L., and Chang, S. K., 1986, Acoustic multipole sources in fluid-filled boreholes: Geophysics, 51, 148-163.
10. Papoulis, A., 1962, The Fourier integral and its applications: McGraw-Hill Book Co.
11. Scheibner, D. J., and Wu, P., 1993, Method and apparatus for correcting a shear wave slowness estimate from a sonic well tool and producing an output medium reflecting a true value of shear wave slowness: US Patent 5 229 939.
12. Stoica, P., and Nehorai, A., 1991, Statistical efficiency study of direction of estimation methods, part I: analysis of MUSIC and a preliminary study of MLM, in Haykin, S. S., Ed, Advances in spectrum analysis and array processing, 2: Prentice-Hall, Inc., 263-306.