GJ-451/SGJ-451 Cementing probe
Check cementing quality
Working mode:nondirecting measurement
Measuring range of time-of-arrival: 666μs/m
Short distance reception: 883.3312 μs/m
Transmit cycle: 106ms
Frequency of sound wave: 20KHz±5KHz
Calibration accuracy: ±2 μs/m
Amplitude log range:0 to 10V,error:≤±5%
Measuring range of gamma: 0 to 1000cps,error:≤±5%
easuring range of magnetic location: ±255 yards
RS232 port:transmit data
Dimensions:Ф45×2000mm
Maximum depth: 3000 meters
Measuring mode: continuous measurement
Working temperature: -10℃ to 70℃
Pressurization: less than 30Mpa
Weight: 13kg
M552 Combined sidewall probe
Application
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.
Specification
Measured parameters: double-spaced compensated density (DsCD), Natural Gamma, Three direction laterolog, Caliper and spontaneous potential
Data transmitter: 8-bit serial output
Work environment: -10℃ to 70℃
Dimensions:Ф50×2950mm (divided to two segments)
Probe weight: ≤28 Kg,
Pressurization: less than 20Mpa
DsCD (double-spaced compensate density log)
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.
Work source strength: 100mCi137Cs radioisotopes.
Short spacing: 200mm, Long spacing: 350mm
Glimmers body: Nal(T1), Ф23×40mm
Photomultiplier Tube: GDB23
Counting range: 0 to 32000cps
Measurement density range: 1 to 4g/cm3
Measurement relative error: 5%
Stability: work a continual 4-hour (5μCi or C s137 source), and the output changes less than 5%
Natural Gamma logging
Glimmers body: NaI(T1), Φ23×60mm
Photomultiplier Tube: GDB23
Measurement range: > 30Kev γ-rays
Counting range: 0 to 32000cps
Stability: be able to work a continual 4-hour, and the output change no more than 3.5%(an average of 100 data set).
Trace-interval disturbance: Values the source-loaded traces can disturb the natural ones are no more than 0.5%.
Three-lateral Resistivity laterolog
Range of measurement: 0 to 2kΩ
Scaling accuracy error: <5%
Stability: can work a continual 4-hour, and its output changes no more than 5%.
Main electrode length: 25mm, electrodes full length is 455mm
Caliper logging
phole device controls the downhole probe, make it instantly fold or unfold the legs.
Measurement range: φ50mm to φ300mm
Measure sensitivity: 0.5mm
Scale accuracy error: <3%
Spontaneous potential
Measuring range: -2V to +2V
Measuring accuracy: ±2.5 mv
JCS-1/SJSC-1 Digital inclination probe
Vertex angle range: 0 to 60°
Vertex angle accuracy: ≤0.1°
Azimuth range: 0 to 360°
Azimuth accuracy: if 2°< vertex angle≤3°,±4°; and if vertex angle > 3°, ±2°.
Work temperature: 0 to 80℃
Dimensions: Φ45×1200mm
Weight: ≤ 4Kg (weight-gained bar is 5Kg)
6.36 KG (3000 meters)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
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
Application
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.
Measurement range: 125 to 555μs/m
Receiving nearby: 0 to 833.3312μs/M
Source intervals: 106ms
Source wave frequency: 20KHz±5KHz
Scale accuracy: ±5μs/M
Source spacing: 0.5M to 0.7M
Spacing : 0.2M
Transmission mode: 8-bit digital data
Environment temperature: -10℃ to 70℃
Dimensions: φ50×2240mm, φ55×1861mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 11.2kg, 13kg (3000m)
M433/SM433 Double-density probe
Source intensity: 30mCi137Cs radioisotopes,Long/short-spaced natural gamma probes are all be used.
Scintillating material: Nal(T1), Φ23×60m
Photomultiplier Tube: GDB23
Count range: 0 to 32000cps
Long spacing: between 400 to 500mm adjustable.
Short spacing: between 250 to 350mm adjustable
Density measuring range: 1 to 4g/cm3
Natural gamma measuring range: 1 to 10000API
Dimensions: Φ45×1750mm,Φ50×1804mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Digital transmitter: 8-bit serial output
Weight: 8.4kg, 10.7 kg (3000m)
Application
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
Measuring range: -10℃ to 100℃
Measurement sensitivity: ≤0.05℃
Temperature-sensing time: ≤1s
Temp-measuring derivation: ≤5%
Dimensions: φ40×1330mm,φ50×1230mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 6.7kg, 7.8kg (3000m)
Stability: the output changes of no more than 3% for 4 hours of continuous operation under the same
conditions
Application
locate the aquifer bed or thermal spring in the geothermal survey; search for petroleum and gases
X411/SX411 Three-lateral direction resistivity laterolog probe
Measuring range: 0 to 10KΩm
Output signal: 0 to 9V DC
Work temperature : -10℃ to 60℃
Dimensions:ф40×1416mm, ф50×1416mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 6.6kg,7.2kg (3000m)
Application: determines the resistivity of rock strata.
H411/SH411 Magnetic susceptibility probe
Measuring range: 1 to 10000×10-4 SI
Output signal: 0 to 9V DC voltage
Scale accuracy: ≤5%
Stability error: ≤10%
Work temperature: -10℃ to 60℃
Dimensions: φ45×1200mm,φ48.5×1377mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 5.6 kg; 6.9kg (3000m)
Application: seeking for magnetic iron ores
J411/SJ411 Caliper probe
Measuring range: 40mm to 300mm
Output signals: 0 to 9V DC voltage
Sensitivity: 1mm
Work temperature: -10℃ to 60℃
Dimensions: φ40×1320mm, φ50×1324mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight; 6.6kg,7.2kg (3000m)
Applications: check the integrity of well and provide additional information to help.
J511/SJ511 Big-hole caliper probe
Measuring range: 75mm to 700mm
Output signal: 0 to 9V DC voltage
Sensitivity: 2 mm
Dimensions: φ40×1620mm, φ50×1324mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 6.5kg, 7.2kg (3000m)
Application: used for big-bore logging
NP442 Multi-channel spectrum probe
Measuring range: 0.3Mev to 3Mev full differential spectrum
Resolution: standard-source C137s(0.66Mev) ≤15%
Time count range: 4″,12″,20″,28″,36 by manual
Integrated nonlinear: ≤2%
Differential nonlinear: ≤±5%
Dead time: < 50μs
Stable spectrum source: 133Ba, 5μCi
Pressurization: less than 20Mpa
Dimensions: Main probe: φ45×1330mm, Probe 1st: φ40×800mm,Probe 2nd: φ65×800mm
Stability: the biggest error is less than 5%, which the average value of each data set comparing with the total average.
Application: in research of uranium ore, divide the strata, and tell the oil stratum from the water zone.
Z422/SZ422 Neutron combined probe
Measuring parameters: N-N, natural gamma
Neutron activated source: 241Am-9Be, 1Ci
Counting range: 0 to 10000cps
Proportional counter : 39He
Natural gamma:
Scintillating material: Nal(T1), Φ23×60m
Photomultiplier tube type: GDB23
Measuring range: >30Kev gamma ray
Counting range: 0 to 32000cps
Work temperature:-10℃ to +60℃
Dimensions: φ45×2050mm,φ50×2000mm (3000m)
Pressurization: ≤ 20Mpa, ≤ 30Mpa (3000m)
Weight: 7.8kg, 8.6kg (3000m)
R411/SR411 Natural gamma probe
Measurement parameter: nature gamma
Dimensions: ф40mm×870mm;ф45mm×870mm (3000m)
Pressurization: ≤ 20Mpa
Digital transmission: 8 bits serial output
Operating temperature: 0℃ to +60 ℃
Weight: 5.7 kg; 6.8 kg (3000m)
Range: more than 30Kev
Scintillator: NaI(Tl)、φ23×60mm
Photomuitplier: GDB23
Counting range: 0 to 32000 cps
Y411 fluorescence probe
Measuring range: 42Mo to 82Pb when using 241Am as an activated source, and can be amplified to 0.2U as 109Ge
Resolution: more than 60% for Sn (SnKa=25.27Kev)
Applications: in search of metal minerals, and analyze quantitatively rock quality.
LLY-1/SLLY-1 flow probe
Flux unit: tons per hours, impulse scale.
Dimensions: ф51×1300mm; ф50×1270mm (3000m)
Pressurization: ≤15 MPa; ≤30 MPa (3000m)
Work temperature: -10℃ to 85℃
Weight: 8.7 kg; 9.5kg (3000m)
JD-1 Conventional resistivity log probe
Dimensions: φ40×1330mm (A0.9M0.1N),φ40×2332mm (A1.6M0.4N)
Pressurization: less than 15Mpa
Measurable parameters: SP, NR, and LR
Application
Ascertain the thickness of strata, and stratum water resistivity, estimate clay content, divide the permeable strata and sections in erosion belt in the gasoline resistivity log, and effected thickness of oil stratum.
JD-3 Soft-electrode probe
The spacing of the four electrodes is up to you
Measuring parameters: SP, NR, LR and IP
Measuring range: 0 to 10KΩm
Measurement sensitivity: 0.04Ωm
Scale accuracy error: <5%
Pressurization: less than 15Mpa
IP: its specifications are up to a ground meter.
Applications: thickness of rock, water resistivity, clay content, permeability, resistivity of erosion belt, lithology and oil stratum thickness.
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Logging Probe