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.:

US 7381962 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 03, 2008

Filed:

Dec. 14, 2004
Applicant:

Mark Goldberg, Yavne, IL;

Inventor:

Mark Goldberg, Yavne, IL;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 23/02 (2006.01); G01T 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system for detecting substances, the system including a dual-energy radiography (DER) system including a gamma-ray radiation source, including a beam accelerator and a target to which the accelerator sends a beam thereby producing gamma rays, and a plurality of gamma ray detectors positioned to detect gamma rays that pass from the gamma-ray radiation source through an object to be inspected, wherein the DER system is adapted to indicate a presence of a high-Z substance, by detecting a difference in a transmission attenuation characteristic of the high-Z substance as opposed to low-Z and medium-Z substances and differentiating among high-Z substances according to their density, as determined from a plurality of radiographic views.


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