Patents & R&D Achievements

Committed to innovation in oilfield technology with numerous patents and participation in national research programs.

20+
Invention Patents
24+
Utility Model Patents
5
National Programs
863
863 Program

National R&D Programs

Participation in major national science and technology projects

863 Program

National High-Tech Research and Development Program

Technology for R&D of Offshore Deepwater Subsea Wellhead Systems and Production Platform Oil Production Wellhead Systems - Project Technical Support and Marine Tests

Ministry of Science and Technology

12th Five-Year Plan

National Science and Technology Major Project

R&D of Deepwater Subsea Wellhead Cutting and Recovery Tool System

Ministry of Science and Technology

13th Five-Year Plan

National Science and Technology Major Project

Optimization Design and Application of Wellhead-Controlled Continuous Circulation Drilling and Subsea Wellhead Abandonment Tools

Ministry of Science and Technology

Guangdong Projects

Provincial R&D Programs

Research on Key Technologies of New and High-Efficiency Deepwater Subsea Cutting for Oil and Gas Wells; Research on Localization of Ultra-Deepwater High-Temperature and High-Pressure Subsea Wellhead Systems

Shenzhen & Guangdong Province

Invention Patents

Core technological innovations

INVENTION

External Suspension Combination Tool

For underwater cutting operations positioning

INVENTION

Riser Joint

Drilling riser connection technology

INVENTION

High-engagement Lock Release Structure

For underwater cutting tool rotation

INVENTION

Uninterrupted Circulation Sub

Continuous circulation slurry mixing method

INVENTION

External Suspension Positioning Structure

For underwater cutting and cementing

INVENTION

Deepwater Abandonment Cutting Device

With cement plug capability

INVENTION

Multi-position One-way Bypass Structure

Deepwater abandonment cutting device

INVENTION

Bypass Sub Structure

Deepwater abandonment cementing operation

INVENTION

Flow Channel Switching Control System

Drilling fluid circulation control

Utility Model Patents

Practical technical improvements

UTILITY MODEL

Non-rotating Locating Pin

Positioning mechanism for downhole tools

UTILITY MODEL

Non-rotating Low-Torque Reducer

Friction reduction technology

UTILITY MODEL

Deepwater Cutting Device

With cutting completion indication

UTILITY MODEL

Telescopic Compensator

For underwater suspended cutting tool

UTILITY MODEL

Improved External Suspension Clutch

For deepwater subsea wellhead cutting

UTILITY MODEL

Subsea Wellhead Running Tool

Hydraulic-mechanical composite design