1
Xiao Ming Tang, Alexei Bolshakov, Joseph Barolak, Douglas Patterson, Vladimir Dubinsky, Ron Alers, George Alers: Use of Lamb waves in cement bond logging. Baker Hughes Incorporated, Bracewell & Giuliani, February 16, 2010: US07663969 (1 worldwide citation)

A method and apparatus useful to determine the integrity of a cement bond log disposed in the annular space between a casing and a wellbore. The method and apparatus induce a Lamb wave in the casing and into the wellbore. The Lamb wave attenuates upon passage through the cement bond log. The integri ...


2
Xiao Ming Tang, Alexei Bolshakov, Joseph Barolak, Douglas Patterson, Vladimir Dubinsky, Ron Alers, George Alers: Use of lamb waves in cement bond logging. Baker Hughes Incorporated, Gilbreth Roebuck Bynum Derrington Schmidt Walker &, Tran, September 7, 2006: US20060198243-A1

A method and apparatus useful to determine the integrity of a cement bond log disposed in the annular space between a casing and a wellbore. The method and apparatus induce a Lamb wave in the casing and into the wellbore. The Lamb wave attenuates upon passage through the cement bond log. The integri ...