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Class Information
Number: 250/391
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Neutron responsive means > Methods
Description: Subject matter which include methods of detecting or measuring the change in electric potential differential or current flow generated when the responsive means is subjected to neutron particles.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7268353 |
Measuring the moisture content of plutonium oxide canisters |
Sep. 11, 2007 |
| 7133488 |
Neutron flux mapping system for nuclear reactor |
Nov. 7, 2006 |
| 7026627 |
Neutron/gamma ray survey instrument with directional gamma ray sensitivity |
Apr. 11, 2006 |
| 6953937 |
Method and apparatus for the detection of neutrons and gamma rays |
Oct. 11, 2005 |
| 6703606 |
Neutron burst timing method and system for multiple measurement pulsed neutron formation evaluation |
Mar. 9, 2004 |
| 6456681 |
Neutron flux measuring apparatus |
Sep. 24, 2002 |
| 5818054 |
Substance detection device using monoenergetic neutrons |
Oct. 6, 1998 |
| 5648268 |
Radionuclide exchange detection of ultra trace ionic impurities in water |
Jul. 15, 1997 |
| 5557108 |
Integrated substance detection and identification system |
Sep. 17, 1996 |
| 5543623 |
Method for detecting and mitigating underground organic contamination |
Aug. 6, 1996 |
| 5532492 |
Nuclear gauge with compensation for sample irregularities |
Jul. 2, 1996 |
| 5440136 |
Anisotropic neutron scatter method and apparatus |
Aug. 8, 1995 |
| 5300781 |
Non-hydrogenous process level measurement |
Apr. 5, 1994 |
| 5296712 |
Detector time-gating for neutron radiographic imaging |
Mar. 22, 1994 |
| 5229066 |
Control rod position indication system |
Jul. 20, 1993 |
| 5204527 |
Neutron particle energy detector |
Apr. 20, 1993 |
| 5142153 |
Energy discriminating, resonant, neutron detector |
Aug. 25, 1992 |
| 5057268 |
Method and composition of matter for detecting large quantities of paper currency |
Oct. 15, 1991 |
| 4938916 |
Flux enhancement for neutron radiography inspection device |
Jul. 3, 1990 |
| 4933556 |
Temperature measuring using neutron transmission |
Jun. 12, 1990 |
| 4918315 |
Neutron scatter method and apparatus for the noninvasive interrogation of objects |
Apr. 17, 1990 |
| 4870278 |
Wide-range fluid level detector |
Sep. 26, 1989 |
| 4837442 |
Neutron range spectrometer |
Jun. 6, 1989 |
| 4766319 |
Portable nuclear moisture-density gauge with low activity nuclear sources |
Aug. 23, 1988 |
| 4754136 |
Method of detecting underground tank leak |
Jun. 28, 1988 |
| 4749866 |
Method for detecting and correcting for isotope burn-in during long-term neutron dosimetry exposure |
Jun. 7, 1988 |
| 4645935 |
Method and apparatus for measuring thermal neutron absorption cross-section |
Feb. 24, 1987 |
| 4620800 |
High level gamma radiation dosimeter |
Nov. 4, 1986 |
| 4617466 |
Direct fissile assay of enriched uranium using random self-interrogation and neutron coincidence response |
Oct. 14, 1986 |
| 4582991 |
Method of measuring the density of a material |
Apr. 15, 1986 |
| 4575634 |
Assaying composite structures |
Mar. 11, 1986 |
| 4497769 |
Portable instrument for inspecting irradiated nuclear fuel assemblies |
Feb. 5, 1985 |
| 4498007 |
Method and apparatus for neutron radiation monitoring |
Feb. 5, 1985 |
| 4463264 |
Lightweight neutron detector |
Jul. 31, 1984 |
| 4419578 |
Solid state neutron detector |
Dec. 6, 1983 |
| 4389568 |
Method for monitoring irradiated nuclear fuel using Cerenkov radiation |
Jun. 21, 1983 |
| 4379118 |
Process for measuring a continuous neutron flux and measuring apparatus for carrying out this process |
Apr. 5, 1983 |
| 4297581 |
Method for the fast and accurate identification of core power in nuclear reactors |
Oct. 27, 1981 |
| 4282435 |
Mono-energetic neutron void meter |
Aug. 4, 1981 |
| 4268754 |
Radioactivation method for simultaneous determination of nitrogen, phosphorus and potassium content in plants and fertilizers |
May. 19, 1981 |
| 4157473 |
Simplified fast neutron dosimeter |
Jun. 5, 1979 |
| 4152598 |
Lubricant distribution determination by neutron radiography |
May. 1, 1979 |
| 4125144 |
Refractory material for labeling, which contains an activatable element |
Nov. 14, 1978 |
| 4103166 |
Method and apparatus for monitoring the output of a neutron detector |
Jul. 25, 1978 |
| 4100414 |
Method for measuring dose-equivalent in a neutron flux with an unknown energy spectra and means for carrying out that method |
Jul. 11, 1978 |
| 4053771 |
Method and device for activation analysis |
Oct. 11, 1977 |
| 4047042 |
Method of determining the water equivalent depth of snowfall using neutrons of cosmic rays |
Sep. 6, 1977 |
| 4039809 |
Lower-energy neutron sources for increasing the sensitivity of nuclear gages for measuring the water content of bulk materials |
Aug. 2, 1977 |
| 4038548 |
Level and interface detection |
Jul. 26, 1977 |
| 3991313 |
Method and apparatus for acoustically monitoring neutron flux radiation |
Nov. 9, 1976 |
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