Natural gamma ray logging with borehole effect compensation
Patent
·
OSTI ID:6417690
A natural gamma ray logging system utilizes gamma ray spectroscopy to measure thorium, uranium and potassium content of earth formations adjacent a well borehole. An additional measurement is also taken from which compensation for borehole effects on the measurements of interest is achieved.
- Assignee:
- Texaco Inc.
- Patent Number(s):
- US 4439676
- OSTI ID:
- 6417690
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
ACTINIDES
ALKALI METALS
DESIGN
ELEMENTS
EQUIPMENT
GAMMA LOGGING
GAMMA SPECTROSCOPY
METALS
NATURAL GAS WELLS
OIL WELLS
POTASSIUM
RADIOACTIVITY LOGGING
SPECTROSCOPY
THORIUM
URANIUM
WELL LOGGING
WELL LOGGING EQUIPMENT
WELLS
020300* -- Petroleum-- Drilling & Production
03 NATURAL GAS
030300 -- Natural Gas-- Drilling
Production
& Processing
ACTINIDES
ALKALI METALS
DESIGN
ELEMENTS
EQUIPMENT
GAMMA LOGGING
GAMMA SPECTROSCOPY
METALS
NATURAL GAS WELLS
OIL WELLS
POTASSIUM
RADIOACTIVITY LOGGING
SPECTROSCOPY
THORIUM
URANIUM
WELL LOGGING
WELL LOGGING EQUIPMENT
WELLS