CA1031871A - Appareil determinant le taux d'humidite de materiel circulant en vrac, comportant une source radioactive au lithuim-7 - Google Patents

Appareil determinant le taux d'humidite de materiel circulant en vrac, comportant une source radioactive au lithuim-7

Info

Publication number
CA1031871A
CA1031871A CA234,711A CA234711A CA1031871A CA 1031871 A CA1031871 A CA 1031871A CA 234711 A CA234711 A CA 234711A CA 1031871 A CA1031871 A CA 1031871A
Authority
CA
Canada
Prior art keywords
lithium
radiation source
bulk material
measuring moisture
moving bulk
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA234,711A
Other languages
English (en)
Other versions
CA234711S (en
Inventor
John B. Ashe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Nuclear Corp
Original Assignee
Texas Nuclear Corp
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 Texas Nuclear Corp filed Critical Texas Nuclear Corp
Application granted granted Critical
Publication of CA1031871A publication Critical patent/CA1031871A/fr
Expired legal-status Critical Current

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
    • G01N23/20—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 using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
    • G01N23/203—Measuring back scattering
    • G01N23/204—Measuring back scattering using neutrons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
CA234,711A 1974-09-04 1975-09-03 Appareil determinant le taux d'humidite de materiel circulant en vrac, comportant une source radioactive au lithuim-7 Expired CA1031871A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/503,487 US3955087A (en) 1974-09-04 1974-09-04 Apparatus for measuring moisture in moving bulk material using a lithium-7 radiation source

Publications (1)

Publication Number Publication Date
CA1031871A true CA1031871A (fr) 1978-05-23

Family

ID=24002302

Family Applications (1)

Application Number Title Priority Date Filing Date
CA234,711A Expired CA1031871A (fr) 1974-09-04 1975-09-03 Appareil determinant le taux d'humidite de materiel circulant en vrac, comportant une source radioactive au lithuim-7

Country Status (4)

Country Link
US (1) US3955087A (fr)
CA (1) CA1031871A (fr)
DE (1) DE2539446A1 (fr)
ZA (1) ZA755604B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039809A (en) * 1975-09-02 1977-08-02 Bailey Sylvia M Lower-energy neutron sources for increasing the sensitivity of nuclear gages for measuring the water content of bulk materials
US4381452A (en) * 1981-02-04 1983-04-26 Gca Corporation System for measuring trace moisture in a gaseous stream
US4542472A (en) * 1982-02-05 1985-09-17 Troxler Electronic Laboratories, Inc. Methods and apparatus for surveying roof moisture content
US4481421A (en) * 1982-05-24 1984-11-06 The United States Of America As Represented By The Secretary Of The Navy Lithium-6 coated wire mesh neutron detector
US5083029A (en) * 1991-02-04 1992-01-21 Halliburton Company Measuring water content by neutron thermalization
FR2823566B1 (fr) * 2001-04-11 2003-05-16 Commissariat Energie Atomique Mesure de la teneur en eau des boites d'oxyde de plutonium
CA2676993C (fr) * 2007-02-05 2013-07-09 Pioneer Hi-Bred International, Inc. Appareil et procede de presentation d'un echantillon particulaire au champ de balayage d'un dispositif de capteur
US8384018B2 (en) 2010-08-06 2013-02-26 Thermo Fisher Scientific Inc. Increase of neutron flux with gamma shielding
CN102608141A (zh) * 2012-03-23 2012-07-25 南京龙源环保有限公司 脉冲中子煤炭元素含量及工业分析指标在线分析装置
US9389191B2 (en) 2012-10-22 2016-07-12 Troxler Electronic Laboratories, Inc. Conveyor system and measuring device for determining water content of a construction material
EA035021B1 (ru) * 2019-01-21 2020-04-17 Юрий Пак Способ контроля влажности руды сложного состава
JP7223992B2 (ja) 2019-02-27 2023-02-17 株式会社トプコン 非破壊検査システム及び非破壊検査方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH462505A (de) * 1966-03-26 1968-09-15 Rheinische Kalksteinwerke Anordnung zur Bestimmung der Feuchtigkeit mit Neutronen
US3761712A (en) * 1971-05-11 1973-09-25 Ohmart Corp Gauge for determining the percentage by weight of moisture contained in a bulk material transported on a moving conveyor
US3716711A (en) * 1971-06-18 1973-02-13 Us Navy Water level gauge using neutron source

Also Published As

Publication number Publication date
ZA755604B (en) 1976-11-24
US3955087A (en) 1976-05-04
DE2539446A1 (de) 1976-03-18

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