GB1304480A - - Google Patents

Info

Publication number
GB1304480A
GB1304480A GB3370171A GB3370171A GB1304480A GB 1304480 A GB1304480 A GB 1304480A GB 3370171 A GB3370171 A GB 3370171A GB 3370171 A GB3370171 A GB 3370171A GB 1304480 A GB1304480 A GB 1304480A
Authority
GB
United Kingdom
Prior art keywords
sensor
contamination
background radiation
timer
input
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
GB3370171A
Other languages
English (en)
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 filed Critical
Publication of GB1304480A publication Critical patent/GB1304480A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/17—Circuit arrangements not adapted to a particular type of detector
    • G01T1/178—Circuit arrangements not adapted to a particular type of detector for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T7/00—Details of radiation-measuring instruments
    • G01T7/12—Provision for actuation of an alarm

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
GB3370171A 1970-08-18 1971-07-19 Expired GB1304480A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6471470A 1970-08-18 1970-08-18

Publications (1)

Publication Number Publication Date
GB1304480A true GB1304480A (https=) 1973-01-24

Family

ID=22057806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3370171A Expired GB1304480A (https=) 1970-08-18 1971-07-19

Country Status (7)

Country Link
US (1) US3666953A (https=)
AU (1) AU452582B2 (https=)
CA (1) CA933678A (https=)
DE (1) DE2139966A1 (https=)
FR (1) FR2102336B1 (https=)
GB (1) GB1304480A (https=)
SE (1) SE367255B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158572A (en) * 1984-05-09 1985-11-13 Quantor Corp Detecting low level radiation sources

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748476A (en) * 1971-09-23 1973-07-24 Capintec Inc Radiation indicator
US3732422A (en) * 1972-05-23 1973-05-08 Atomic Energy Commission Counter for radiation monitoring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562968A (en) * 1948-03-09 1951-08-07 Texas Co Prospecting
US3551672A (en) * 1967-06-28 1970-12-29 Stock Equipment Co Method and apparatus for measuring rates of random pulses and alarm actuated thereby

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2158572A (en) * 1984-05-09 1985-11-13 Quantor Corp Detecting low level radiation sources

Also Published As

Publication number Publication date
AU452582B2 (en) 1974-09-05
CA933678A (en) 1973-09-11
FR2102336A1 (https=) 1972-04-07
US3666953A (en) 1972-05-30
AU3162071A (en) 1973-01-25
SE367255B (https=) 1974-05-20
DE2139966A1 (de) 1972-03-09
FR2102336B1 (https=) 1976-03-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PLNP Patent lapsed through nonpayment of renewal fees