HK1056775A1 - Low activity nuclear density gauge - Google Patents

Low activity nuclear density gauge

Info

Publication number
HK1056775A1
HK1056775A1 HK03109092.5A HK03109092A HK1056775A1 HK 1056775 A1 HK1056775 A1 HK 1056775A1 HK 03109092 A HK03109092 A HK 03109092A HK 1056775 A1 HK1056775 A1 HK 1056775A1
Authority
HK
Hong Kong
Prior art keywords
low activity
nuclear density
density gauge
activity nuclear
gauge
Prior art date
Application number
HK03109092.5A
Other languages
English (en)
Inventor
Robert E Troxler
Linus W Dep
Original Assignee
Troxler Electronic Lab Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Troxler Electronic Lab Inc filed Critical Troxler Electronic Lab Inc
Publication of HK1056775A1 publication Critical patent/HK1056775A1/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
HK03109092.5A 2002-01-10 2003-12-12 Low activity nuclear density gauge HK1056775A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/044,202 US6567498B1 (en) 2002-01-10 2002-01-10 Low activity nuclear density gauge

Publications (1)

Publication Number Publication Date
HK1056775A1 true HK1056775A1 (en) 2004-02-27

Family

ID=21931044

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03109092.5A HK1056775A1 (en) 2002-01-10 2003-12-12 Low activity nuclear density gauge

Country Status (10)

Country Link
US (2) US6567498B1 (zh)
EP (2) EP1327878B1 (zh)
JP (1) JP2003302357A (zh)
CN (1) CN1312470C (zh)
AU (1) AU2002318892B2 (zh)
CA (1) CA2416056C (zh)
DE (1) DE60323891D1 (zh)
HK (1) HK1056775A1 (zh)
MX (1) MXPA03000329A (zh)
SG (1) SG115514A1 (zh)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7034695B2 (en) 2000-12-26 2006-04-25 Robert Ernest Troxler Large area position/proximity correction device with alarms using (D)GPS technology
US6915216B2 (en) 2002-10-11 2005-07-05 Troxler Electronic Laboratories, Inc. Measurement device incorporating a locating device and a portable handheld computer device and associated apparatus, system and method
US7848905B2 (en) 2000-12-26 2010-12-07 Troxler Electronic Laboratories, Inc. Methods, systems, and computer program products for locating and tracking objects
US8164048B2 (en) 2008-01-04 2012-04-24 Troxler Electronic Laboratories, Inc. Nuclear gauges and methods of configuration and calibration of nuclear gauges
CN1284977C (zh) 2003-12-19 2006-11-15 中国工程物理研究院核物理与化学研究所 快速分离测量37Ar的方法及系统
CN1779451B (zh) * 2004-11-26 2010-04-28 清华大学 一种用放射源对液体进行背散射安全检测的装置
NZ538649A (en) 2005-03-07 2006-10-27 Inst Geolog Nuclear Sciences Estimating strengths of wooden supports using gamma rays
WO2006113974A1 (en) * 2005-04-28 2006-11-02 Scantech International Pty Ltd Detector apparatus
EP1943479B1 (en) 2005-08-30 2019-11-13 Troxler Electronics Laboratories, Inc. Method and system for measuring the density of material
US7605366B2 (en) 2005-09-21 2009-10-20 Troxler Electronic Laboratories, Inc. Nuclear density gauge
WO2007120179A2 (en) * 2005-09-21 2007-10-25 Troxler Electronic Laboratories, Inc. Nuclear density gauge
US7469033B2 (en) * 2006-11-13 2008-12-23 Thermo Fisher Scientific Inc. Density measurement with gamma backscattering
RU2407039C1 (ru) 2009-12-28 2010-12-20 Государственное Образовательное Учреждение Высшего Профессионального Образования "Московский Государственный Технический Университет Имени Н.Э. Баумана" Способ идентификации ядерного взрыва по изотопам криптона и ксенона
US9040925B2 (en) * 2012-12-21 2015-05-26 Canberra Industries, Inc. Spatially-aware radiation probe system and method
US10515731B1 (en) 2013-03-14 2019-12-24 Troxler Electronic Laboratories, Inc. Nuclear Gauge
CN103336018B (zh) * 2013-07-02 2016-05-11 李霞波 单杆低活度核子水分密度仪
GB2530394B (en) 2014-07-24 2017-11-22 Johnson Matthey Plc Apparatus for determining thickness of lining layer
CN104409125A (zh) * 2014-10-08 2015-03-11 兰州工大科技有限公司 一种新型防护罐
CN105676257B (zh) * 2016-02-02 2018-12-04 中国人民解放军第二军医大学 小型化移动式固体、液体物质中放射性活度检测装置及其检测方法
CA3037427A1 (en) 2016-09-20 2018-03-29 Bracco Diagnostics Inc. Shielding assembly for a radioisotope delivery system having multiple radiation detectors
CN109856663B (zh) * 2017-11-30 2022-05-20 中国辐射防护研究院 一种土壤中Cs-137γ谱的测量方法
US11810685B2 (en) 2018-03-28 2023-11-07 Bracco Diagnostics Inc. Early detection of radioisotope generator end life
RU2710206C1 (ru) * 2019-01-14 2019-12-25 Федеральное государственное казённое учреждение "12 Центральный научно-исследовательский институт" Министерства обороны Российской Федерации Способ идентификации и оценки термоядерности скрытно проведенного камуфлетного ядерного взрыва

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997586A (en) * 1955-08-16 1961-08-22 Serge A Scherbatskoy Gamma ray testing
US2998527A (en) 1958-06-10 1961-08-29 Nuclear Chicago Corp Gauging device employing radioactivity
US3399303A (en) * 1965-03-04 1968-08-27 Army Usa Radioactive metal corrosion evaluater and methods therefor
US3544793A (en) 1967-12-11 1970-12-01 Troxler Electronic Lab Inc Portable nuclear measuring gauge providing multiple radiation and detecting positions
US3774034A (en) 1971-05-12 1973-11-20 Soiltest Inc Portable nuclear density-moisture instrument
US4581599A (en) * 1982-02-05 1986-04-08 Troxler Electronic Laboratories, Inc. Nuclear radiation apparatus and methods for surveying physical characteristics and properties
US4525854A (en) 1983-03-22 1985-06-25 Troxler Electronic Laboratories, Inc. Radiation scatter apparatus and method
US4641030A (en) 1984-12-13 1987-02-03 Troxler Electronic Laboratories, Inc. Apparatus and method for directly measuring the density of a thin layer
US4701868A (en) 1984-12-13 1987-10-20 Troxler Electronic Laboratories, Inc. Apparatus and method for accurately measuring the density of materials with rough surfaces by radiation backscatter
DK237785A (da) * 1985-05-28 1986-11-29 Vejdirektor Stat Vejlabor Fremgangsmaade til undersaegelse af taetheden af underliggende lag
US4766319A (en) 1987-02-12 1988-08-23 Troxler Electronic Laboratories, Inc. Portable nuclear moisture-density gauge with low activity nuclear sources
US4870669A (en) * 1987-05-01 1989-09-26 Florida Nuclear Associates, Inc. Gamma ray flaw detection system
CN2039422U (zh) * 1988-11-21 1989-06-14 湖南省交通科学研究所 核子土基密度含水量联合测定仪
US5068883A (en) * 1990-05-11 1991-11-26 Science Applications International Corporation Hand-held contraband detector
CN1073767A (zh) * 1991-12-25 1993-06-30 湖南省交通科学研究所 动态式核子土基密实度、含水量测量仪
US6310939B1 (en) * 1998-08-14 2001-10-30 Lucent Technologies Inc. Method and apparatus for screening a call as the call is transmitted to voice mail

Also Published As

Publication number Publication date
CA2416056C (en) 2007-05-01
EP1327878B1 (en) 2008-10-08
MXPA03000329A (es) 2005-02-14
DE60323891D1 (de) 2008-11-20
CN1312470C (zh) 2007-04-25
CA2416056A1 (en) 2003-07-10
JP2003302357A (ja) 2003-10-24
EP2042859A3 (en) 2009-09-09
SG115514A1 (en) 2005-10-28
AU2002318892B2 (en) 2008-05-15
CN1431488A (zh) 2003-07-23
USRE38910E1 (en) 2005-12-06
EP2042859A2 (en) 2009-04-01
EP1327878A1 (en) 2003-07-16
US6567498B1 (en) 2003-05-20

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20160107