Back to results
US 4,066,891 AGranted
Geochemical and geophysical exploration
AssigneePhillips Petroleum Company
InventorPeter R. Gray
Life of this patent
Estimating the term…
Abstract
Valuable information on the presence or absence of uranium-enriched ores, geothermal reservoirs, or natural gas sources is obtained by analyzing earth samples for their relative Po210 content.
Claims7
A process of prospecting for subterranean formations comprising
- a. procuring earth samples from the earth at a depth of about 2 inches to about 5 feet below the earth surface, and
- b. determining the Po210 concentration of these samples.
Dependencies are inferred from the claim text.