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:
Mar. 29, 2005
Filed:
Dec. 20, 2002
James Richard Williams, University Heights, OH (US);
Brian Marshall Palmer, Stow, OH (US);
Jeff Johanning, Hudson, OH (US);
James Richard Williams, University Heights, OH (US);
Brian Marshall Palmer, Stow, OH (US);
Jeff Johanning, Hudson, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
A well logging apparatus includes a probe having a detector assembly. In an exemplary embodiment, the detector assembly includes a scintillator having scintillation a crystal capable of producing light when exposed to gamma rays, aphoto-multiplier, and an optical interface positioned between the scintillator and the photo-multiplier. The optical interface optically couples the scintillator and the photo-multiplier. The optical interface includes a gadolinium doped filter glass.