Yun Miao

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Beijing City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Permanent packer and extended gas lift method using permanent packer
- Patent number 11,994,011
- Issue date May 28, 2024
- PetroChina Company Limited
- Weilin Wang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PERMANENT PACKER AND EXTENDED GAS LIFT METHOD USING PERMANENT PACKER
- Publication number 20220349282
- Publication date Nov 3, 2022
- Sichuan Shengnuo Oil And Gas Engineering Technology Service Co.Ltd
- Weilin Wang
- E21 - EARTH DRILLING MINING