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US 4,786,804 AGranted
Means for measuring radon gas in the soil
AssigneeIlmasti Elektronikka Oy
InventorVeikko Ilmasti
Life of this patent
Estimating the term…
Abstract
A device for measuring radon gas in the soil, consisting of a continuous-acting radon meter operating on through-flow principle. The meter comprises an enclosed volume, the gas therein being measured with the radon meter.
Claims11
A means for measuring radon gas in soil comprising:
- wall means sealingly mounted adjacent its periphery upon the soil to define an enclosed gas filled volume;
- a continuous acting radon meter means for measuring amounts of radon;
- said radon meter means being installed through said wall means;
- said radon meter means having a blower means which extracts a flow gas from said soil enclosed gas filled volume and thence through said radon meter means to an area, outside of said wall and said enclosed gas filled volume, and
- wherein said continuous-acting radon meter continuously measures the amount of radon in said soil by measuring the radon extracted in the gas therefrom which gas passes through said continuously-acting radon meter.
2 more elements
Dependencies are inferred from the claim text.