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Continuous All-Attitude Tool (CAAT™)

Gyrodata's new CAAT™ Surveyor provides continuous all-attitude surveying from vertical to horizontal and beyond - offering the highest degree of wellbore trajectory definition ever provided by the company.

Gyrodata Calibration Stands

The new CAAT™ (Continuous All-Attitude Tool), part of Gyrodata's X-4™ rate-gyroscopic suite of tools, provides continuous surveying from vertical to horizontal while moving in or out the well. The tool runs on wireline in casing, tubing or drillpipe, and it can be pumped down to horizontal. Field runs have matched the results of controlled environment testing in the laboratory.

CAAT™ X-4™ technology incorporates advancements in downhole sensors, electronics, software modeling and mechanisms to increase shock resistance, leading to significant gains in performance, speed, accuracy and reliability.

Advancements include:

  • Ruggedized rate-gyro sensor and improved housing increases reliability, performance and accuracy.
  • New 4th generation electronics mounted on a single chasis improve system reliability and provide a higher sensor performance.
  • Significant overall system reduction in signal-to-noise ratio provides higher accuracy survey measurement.
  • The latest version of surface software processes the rate sensor data with new modeling techniques to enhance survey accuracy.
  • No rig time taken for field calibrations.

Pressure / Temperature Ratings
  • 1.75" OD probe: 150°C/300°F, 10K psi
  • 1.80" OD high pressure: 150°C/300°F, 15K psi
  • 1.875" OD probe: 150°C/300°F, 22K psi
  • 2.06" OD probe: 260°C/500°F, 20K psi
  • 2.5" OD standard pressure barrels: 94°C/200°F, 15K psi
  • 3.0" OD small heatshield: 150°C/300°F, 15K psi
  • 3.5" OD standard heatshield: 150°C/300°F, 15K psi
  • 3.7" OD high-temp. heatshield: 260°C/500°F, 20psi

Specifications
  • Type: Continuous All-Attitude Tool (CAAT™)
  • Sensor Performance: ±0.05° Inclination, ±0.1° Azimuth, ±0.05° Tool face (1 sigma)
  • System Performance: SPE WPTS approved models
  • Inclination range: 0-180°
  • Tool length: 20ft (6m) average
  • Running equipment: Mono or Multi-conductor wireline
  • Maximum running speed: Up to 500ft/min (152m/min) depending on well conditions
  • Tool weight: 165lbs (75 Kg.)

Download   Download the CAAT™ informational flyer (79kb)