Invention Grant
- Patent Title: Optimization approach to Q-factor estimation from VSP data
- Patent Title (中): VSP数据对Q因子估计的优化方法
-
Application No.: US13281051Application Date: 2011-10-25
-
Publication No.: US08976625B2Publication Date: 2015-03-10
- Inventor: Emanouil Blias
- Applicant: Emanouil Blias
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Mossman Kumar & Tyler PC
- Main IPC: G01V1/40
- IPC: G01V1/40 ; G01V1/42
Abstract:
A zero-offset VSP survey is carried out with spaced apart receivers located in a vertical wellbore. Spectra of the signals at the receivers following wavefield separation are estimated. An absorption coefficient is estimated using differences in spectra between all pairs of receivers.
Public/Granted literature
- US20120106294A1 Optimization Approach to Q-Factor Estimation From VSP Data Public/Granted day:2012-05-03
Information query
