Invention Grant
US08387722B2 Strength (UCS) of carbonates using compressional and shear acoustic velocities
有权
使用压缩和剪切声速的碳酸盐的强度（UCS）
- Patent Title: Strength (UCS) of carbonates using compressional and shear acoustic velocities
- Patent Title (中): 使用压缩和剪切声速的碳酸盐的强度（UCS）
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Application No.: US12754154Application Date: 2010-04-05
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Publication No.: US08387722B2Publication Date: 2013-03-05
- Inventor: Umesh Prasad , David A. Curry
- Applicant: Umesh Prasad , David A. Curry
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B47/00
- IPC: E21B47/00 ; E21B49/00
Abstract:
Acoustic velocities measured downhole are used to predict a rock strength using results of a regression analysis that include grain size. The grain size can be obtained from drill cuttings or from NMR measurements. The determined rock strength is used in drilling operations.
Public/Granted literature
- US20100263931A1 Strength (UCS) of Carbonates Using Compressional and Shear Acoustic Velocities Public/Granted day:2010-10-21
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