GJ-451/SGJ-451 Cementing probe

1.Check cementing quality
2.Working mode:nondirecting measurement
3.Measuring range of time-of-arrival: 666μs/m
4.Short distance reception: 883.3312 μs/m
5.Transmit cycle: 106ms 
6.Frequency of sound wave: 20KHz±5KHz 
7.Calibration accuracy: ±2 μs/m
8.Amplitude log range:0 to 10V,error:≤±5%
9.Measuring range of gamma: 0 to 1000cps,error:≤±5% Measuring range of magnetic location: ±255 yards
10. RS232 port:transmit data
11. Dimensions:45×2000mm
12. Maximum depth: 3000 meters
13. Measuring mode: continuous measurement
14. Working temperature: -10°C to 70°C
15.Pressurization: less than 30Mpa
16. Weight: 13kg
 

M552 Combined sidewall probe

 Applications

Have a good performance of stratum Lithology acquisition, strata division, resistivity, porosity and volume density determination so that makes it a incompensible part of the series probes. It can valuate the radiate minerals content such as K and U, tell radiate minerals from non-radiate ones and also can serves as part of other methods.

Specifications

1.Measured parameters: double-spaced compensated density (DsCD), Natural Gamma, Three direction laterolog, Caliper and spontaneous potential

2. Data transmitter: 8-bit serial output

3. Work environment: -10°C to 70°C

4. Dimensions:50×2950mm (divided to two segments)

5. Probe weight: ≤28 Kg

6. Pressurization: less than 20Mpa

DsCD (double-spaced compensate density log)

1. The source is based on oriented-emitting, and explorer uses long- or short-spaced oriented receiver which is wall-sticking can reduce affect borehole type to the density measurement

2. Work source strength: 100mCi137Cs radioisotopes

3. Short spacing: 200mm, Long spacing: 350mm

4. Glimmers body: Nal(T1), 23×40mm

5. Photomultiplier Tube: GDB23

6. Counting range: 0 to 32000cps

7. Measurement density range: 1 to 4g/cm3

8. Measurement relative error: 5%

9. Stability: work a continual 4-hour (5μCi or C s137 source), and the output changes less than 5%

Natural Gamma logging

1.Glimmers body: NaI(T1), 23×60mm

2. Photomultiplier Tube: GDB23

3. Measurement range: > 30Kev γ-rays

4. Counting range: 0 to 32000cps

5. Stability: be able to work a continual 4-hour, and the output change no more than 3.5%(an average of 100 data set).

6. Trace-interval disturbance: Values the source-loaded traces can disturb the natural ones are no more than 0.5%.

Three-lateral Resistivity laterolog

1.Range of measurement: 0 to 2kΩ

2.Scaling accuracy error: <5%

3. Stability: can work a continual 4-hour, and its output changes no more than 5%

4. Main electrode length: 25mm, electrodes full length is 455mm

Caliper logging

1.phole device controls the downhole probe, make it instantly fold or unfold the legs

2. Measurement range: 50mm to 300mm

3. Measure sensitivity: 0.5mm

4. Scale accuracy error: <3%

Spontaneous potential

1. Measuring range: -2V to +2V

2. Measuring accuracy: ±2.5 mv

JCS-1/SJSC-1 Digital inclination probe

1.Vertex angle range: 0 to 60°

2. Vertex angle accuracy: ≤0.1°

3. Azimuth range: 0 to 360°

4. Azimuth accuracy: if 2°< vertex angle≤3°,±4°; and if vertex angle > 3°, ±2°.

5. Work temperature: 0 to 80°C

6.Dimensions: 45×1200mm

7. Weight: ≤ 4Kg (weight-gained bar is 5Kg)  6.36 KG (3000 meters)

8. Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)

9. Main performance: an axis-oriented system of point-by-point or continual measuring, digital output, easy to use and reliability.

 S524/SS524 Acoustic wave probe

Applications

It is a non-oriented measurement of single-source double-receiver.Determination including lithology, strata porosity, gas-contained strata, and fault detection. Make use of any other log resources, can ascertain the degree of moisture content of strata, and if execute the acoustic logging, we may check out the cement glue quality of borehole tube.

1. Measurement range: 125 to 555μs/m
2. Receiving nearby: 0 to 833.3312μs/M

3. Source intervals: 106ms
4. Source wave frequency: 20KHz±5KHz

5. Scale accuracy: ±5μs/M
6. Source spacing: 0.5M to 0.7M
7. Spacing : 0.2M
8. Transmission mode: 8-bit digital data
9. Environment temperature: -10°C to 70°C

10. Dimensions: φ50×2240mm, φ55×1861mm (3000m)

11. Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
12. Weight: 11.2kg, 13kg (3000m)

M433/SM433 Double-density probe

1.Source intensity: 30mCi137Cs radioisotopes,Long/short-spaced natural gamma probes are all be used

2. Scintillating material: Nal(T1), 23×60m
3. Photomultiplier Tube: GDB23
4. Count range: 0 to 32000cps
5. Long spacing: between 400 to 500mm adjustable

6. Short spacing: between 250 to 350mm adjustable
7. Density measuring range: 1 to 4g/cm3
8. Natural gamma measuring range: 1 to 10000API
9. Dimensions: 45×1750mm,50×1804mm (3000m)
10. Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
11. Digital transmitter: 8-bit serial output
12. Weight: 8.4kg, 10.7 kg (3000m)

Applications

It is specially apply for exploring the dry borehole. The method that compensated density can divide the strata, determine the porosity of rock and density of volume. Naturalγis applied to identify lithology, locate the strata, estimate the sludge content, tell the rock strata from the shale one. Evaluate the radiate minerals that have a content of potash, anhydrite or U, and find out the non-radiate minerals such as salty rock, non-water gypsum and so on.

W422/SW422 Temperature and liquid resistivity combined probe

1.Measuring range: -10°C to 100°C

2. Measurement sensitivity: ≤0.05°C

3. Temperature-sensing time: ≤1s
4. Temp-measuring derivation: ≤5%
5.Dimensions: 40×1330mm,50×1230mm (3000m)

6. Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
7. Weight: 6.7kg, 7.8kg (3000m)

8. Stability: the output changes of no more than 3% for 4 hours of continuous operation under the same conditions

Applications:
locate the aquifer bed or thermal spring in the geothermal survey; search for petroleum and gases

X411/SX411 Three-lateral direction resistivity laterolog probe

1. Measuring range: 0 to 10KΩm
2. Output signal: 0 to 9V DC
3. Work temperature : -10°C to 60°C

4. Dimensions:40×1416mm, 50×1416mm (3000m)

5.  Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
6. Weight: 6.6kg,7.2kg (3000m)
Applications:
determines the resistivity of rock strata.

H411/SH411 Magnetic susceptibility probe

1. Measuring range: 1 to 10000×10-4 SI

2. Output signal: 0 to 9V DC voltage

3. Scale accuracy: ≤5%
4. Stability error: ≤10%
5. Work temperature: -10°C to 60°C

6. Dimensions: 45×1200mm,48.5×1377mm (3000m)
7. Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)

8. Weight: 5.6 kg; 6.9kg (3000m)
 Application:

seeking for magnetic iron ores

CHONGQING GOLD MECHANICAL & ELECTRICAL EQUIPMENT CO.,LTD

Established in 2009,Gold is a high -tech enterprise specializing in design,manufacture and sale of geological instrument.

Gold's products are manufactured stricity in accordance with industrial standard and have passed through quality and technical standard evaluation as well  as quality inspection. In 2010,Gold passed through ISO9001 International Quality System Certification.In July 2010,Gold obtained provincial certification of high-tech enterprise,becoming an excellent supplier with outstanding product quality in China.

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