Tool
|
Output
|
Explanation
|
Units
|
---|---|---|---|
HNGS* | Hostile-environment spectral gamma ray sonde | ||
HSGR | Standard (total) gamma ray | gAPI | |
HCGR | Computed gamma ray (HSGR - uranium contribution) | gAPI | |
HFK | Formation potassium | wt% | |
HTHO | Thorium | ppm | |
HURA | Uranium | ppm | |
NGT* | Natural gamma ray tool | ||
SGR | Standard total gamma ray | gAPI | |
CGR | Computed gamma ray (SGR - uranium contribution) | gAPI | |
POTA | Potassium | wt% | |
THOR | Thorium | ppm | |
URAN | Uranium | ppm | |
MGT | Multisensor natural gamma ray tool | ||
SGR | Standard total gamma ray | gAPI | |
CGR | Computed gamma ray (SGR - uranium contribution) | gAPI | |
POTA | Potassium | wt% | |
THOR | Thorium | ppm | |
URAN | Uranium | ppm | |
APS | Accelerator porosity sonde | ||
APLC | Near array porosity (limestone corrected) | pu | |
FPLC | Far array porosity (limestone corrected) | pu | |
SIGF | Neutron capture cross section of the formation (Sf) | cu | |
STOF | Tool standoff (computed distance from borehole wall) | in | |
HLDS | High-temperature lithodensity sonde | ||
RHOM | Bulk density (corrected) | g/cm3 | |
PEFL | Photoelectric effect factor | barn/e- | |
LCAL | Caliper-measure of borehole diameter | in | |
DRH | Bulk density correction | g/cm3 | |
DITE | Dual induction tool | ||
ILD | Deep resistivity | ![]() |
|
ILM | Medium resistivity | ![]() |
|
SFLU | Shallow resistivity | ![]() |
|
TAP | High-resolution temperature/acceleration/pressure tool | ||
TAP | Temperature/acceleration/pressure | °C, mm/s2, psi | |
LSS | Long-spaced sonic tool | ||
VP | Compressional wave velocity | µs/ft | |
FMS* | Formation MicroScanner | ||
Resistivity image | |||
GPIT* | General purpose inclinometer tool | ||
Hazi | Hole azimuth | Degree | |
FNOR | Intensity of the total magnetic field | oer | |
WST | Well seismic tool | ||
Dt | Acoustic arrival times | µs |
Note: * = trademark of Schlumberger.