Invention Grant
US08831885B2 Integrated radioactive source-free method and apparatus for porosity determination: NMR calibrated acoustic porosity
有权
用于孔隙度测定的无放射源综合方法和装置：NMR校准声孔隙度
- Patent Title: Integrated radioactive source-free method and apparatus for porosity determination: NMR calibrated acoustic porosity
- Patent Title (中): 用于孔隙度测定的无放射源综合方法和装置：NMR校准声孔隙度
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Application No.: US13267140Application Date: 2011-10-06
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Publication No.: US08831885B2Publication Date: 2014-09-09
- Inventor: Chun Lan , Songhua Chen , Fabio Brambilla
- Applicant: Chun Lan , Songhua Chen , Fabio Brambilla
- 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: G01V3/38
- IPC: G01V3/38 ; G01V1/40 ; G01V3/18 ; G01V9/00 ; G01N24/08
Abstract:
NMR porosity measurements made in a gas free-formation are used to calibrate acoustic measurements. The calibration parameters are then used in conjunction with estimates of shale content to provide improved estimates of formation porosity in shaly intervals which may include a gas.
Public/Granted literature
- US20120101732A1 Integrated Source-Free Method and Apparatus for Porosity Determination: NMR Calibrated Acoustic Porosity Public/Granted day:2012-04-26
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