GEOVISTA GEOPHYSICAL LOGGING EQUIPMENT

                                                  GEOVISTA GEOPHYSICAL LOGGING EQUIPMENT

1. Functions: For geophisical logging to serve the basic geological investigation of minerals, mineral exploration and assessment, hydrogeology, engineering geology, geological catastrophe..
2. Manufactured by: GEOVISTA – Uk
3. Year of production: 2014
4. Webiste: https://www.geovista.co.uk
5. SPECIFICATIONS

Califer sonde:

– Lenght: 1,45 m

– Diameter: 38 mm

– Weight: 8,5 Kg

– Range Arm extension: 45-600 mm

– Accuracy: +/- 3 mm

– Max Temperature: 80^oC

Resistivity Sonde

Weight: 8.0 kg
Length / Diam.: 2.27 m / 42 mm ; 64 & 16″N
Resistivity Range: 1 to 10,000 Ohmm
SPR Range: 1 to 10,000 Ohm
SP range: – 2.5 V to + 2.5 V
Max. Pressure: 20MPa
Max. Temp.: 80ºC

Spectral GR sonde

Weight: 6.30 kg
Length / Diam: 0.95m / 60 mm (Also 73 mm dia.)
Detector : NaI- 38x 150 mm
Max. Press: 20 MPa
Max. Temp: 80ºC
No. of Channels: 512
Energy Range: 100 keV to 2.8 MeV
Resolution 10% @ 137Cs

Natural gamma sonde

Length / Diam.: 0.7m / 38mm
Detector (NaI) : 50mm x 25mm
Max. Press. /Temp. 20MPa / 80ºC 20MPa / 80ºC
No. of Channels 256
Energy Range 100keV to 2.8MeV
Resolution 10% @ 137Cs
Max. Pressure: 20MPa
Max. Temp.: 80ºC

Density probe

Lenght: 1,65 mm

Diameter: 38 mm

Distance to:

LSD: 0,22 m

SSD: 0,11 m

NGAM: 1,34 m

Radioactive source: 10mCi Cz-137

Weight: 7 Kg

Inclinometer Sonde

Lenght: 0,52 m

Diameter: 38 mm

Inclination: From 0 to 180^o, Arcuracy: ± 0,4^o

Azimuth angle: From 0 to  360^o, Arcuracy: ± 2^o

Weight: 3,5 Kg

Max. Pressure: 20MPa
Max. Temp.: 80ºC

Winche GV 500

Capble capacity: 500 m

Dimention: 595 x 615 x 530 mm

Speed: 0 to 22,8 m/min max

Power: 12 VDC

Geovista Logger

Equipped with microprocessor controlled digital communications and interfacing capability with selected modern digital sondes and older pulse sondes.
High speed USB serial data link to PC, Log data display on colour PC screen.
Variable 8, 16, 24 or 32 bit data resolution.
Automatic recording of operational parameters.
Microsoft Windows data acquisition and processing software.
Splash-proof and dust-proof electronics to IP65 standard.
Compatible with most winches and cables up to 3000m*
Printing options
Compact (200 x 200 x 70mm in stand-alone version).
Runs from 240 V ac or 12 VDC power supply as required.

6. Some projects, used this rquipment by the Geophysical Division:

– Government Project: “Investigation, overall assessment geological and engineering geological features to propose solutions for territorial exploitation and using for construction and development infrastructure  of Vietnam’s coastal strip”;

– Investigation of engineering geology for building  Ninh Thuan 1 Nuclear Power Plant;

– Project: Exploration of rock salt in Nongbok district, Khammouan province and Xaibouli district, Savannakhet province, LAO PDR

And many other works.

                                                                                                                                             Source: Geophysical Division./.