Standards
No.	Description	Part Number
1	JP Series Core Barrel	JP75、JP95、JP110、JP130、JP150
2	DD Series Core Barrel	DD75、DD91、DD110、DD130、DD150

Technical exchange

Drilling formation

Bit Selection in Hard Rock Formation

Bit Selection in Soft Rock Formation

Engineering case

Shandong Wendeng-4000m Scientific Drilling Hole

Zila Mountain-super deep horizontal hole drilling

Development and Application Demonstration of 5000m Intelligent Geological Drilling Technology and Equipment

Pre

Universal Standard Core Barrel

None

Pre

None

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