The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 19, 2006
Filed:
Mar. 17, 2004
Joseph Barolak, Spring, TX (US);
Alexei Bolshakov, Pearland, TX (US);
Vladimir Dubinsky, Houston, TX (US);
Douglas Patterson, Spring, TX (US);
Joseph Barolak, Spring, TX (US);
Alexei Bolshakov, Pearland, TX (US);
Vladimir Dubinsky, Houston, TX (US);
Douglas Patterson, Spring, TX (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
A bond log device comprising a sonde, an acoustic transducer, and an acoustic receiver. The acoustic transducer is comprised of a magnet combined with a coil, where the coil is energizable by an electrical current source. The acoustic transducer can also be comprised of an electromagnetic acoustic device. The acoustic transducer is capable of producing various waveforms, including compressional waves, shear waves, transversely polarized shear waves, Rayleigh waves, Lamb waves, and combinations thereof.