Coring

kern-1 JSC “Research and Design Company for Drilling Equipment” recovered over 43 000 м of core averaging – 90,9% of core recovery.

Customers are provided with the whole range of services for core recovery under complex geological conditions:

  • in vertical wells;
  • in directional wells;
  • in horizontal wells;
  • small diameter;
  • under formation conditions.

On the first time the experts of our company had introduced the technology for the oriented coring with multiple barrels (up to 100m) from directional and horizontal wells with rotary or steerable BHA.

The domestic coring technology and tools to recover core isolated of drilling mud filtrate had introduced.kern-3kern-4

 

 

 

 

The technology of coring of 52 and 67 mm core from small size holes (5-1/2”-6-5/8”) had implemented with PDC core heads.

Samples of core are reliably isolated in aluminum or PVC pipes for the further storage.

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Our coring experience at the oil and gas fields of Ukraine (by 2022) and Russian Federation (by 2014)